Best Free Application Development Software
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Compare the Top Free Application Development Software as of April 2025
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What is Free Application Development Software?
Application development software is a type of software used to create applications and software programs. It typically includes code editors, compilers, and debuggers that allow developers to write, compile, and debug code. It also includes libraries of pre-written code that developers can use to create more complex and powerful applications. Compare and read user reviews of the best Free Application Development software currently available using the table below. This list is updated regularly.
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1
New Relic
New Relic
New Relic empowers enterprise application developers with a comprehensive, data-driven approach to planning, building, deploying, and running software. Our unified data platform consolidates all telemetry data, offering robust full-stack analysis tools that provide deep insights into every stage of the development lifecycle. Designed for large-scale operations, New Relic helps identify and resolve issues swiftly, ensuring optimal performance and enhancing reliability. Streamline workflows and uncover the underlying causes of problems, enabling continuous improvement and innovation. With New Relic, deliver exceptional customer experiences, accelerate development cycles, and drive growth with unmatched capabilities tailored for enterprise application development. -
2
Interfacing Enterprise Process Center (EPC)
Interfacing Technologies
Interfacing’s Digital Twin Organization software provides transparency and Governance to improve Quality, Efficiency, and ensure Regulatory Compliance. Map, analyze, and automate processes, manage regulatory compliance, assess risks within a single platform! Interfacing’s digital twin solution (Enterprise Process Center - EPC) is an enterprise management system that helps companies digitalize processes to streamline operations, increase productivity, and continuously improve. Interfacing’s digital business platform – Rapid Application Development (RAD) Tools, with its Low-Code Development methodology will optimize usage of your technical resources and maximize transparency for ongoing improvement. Discover how our Low-Code Rapid Application Development module provides all the tools to create and deploy Custom, Scalable, Secure, and Mobile ready Applications in Days vs. Months! -
3
Site24x7
ManageEngine
ManageEngine Site24x7 is a comprehensive observability and monitoring solution designed to help organizations effectively manage their IT environments. It offers monitoring for back-end IT infrastructure deployed on-premises, in the cloud, in containers, and on virtual machines. It ensures a superior digital experience for end users by tracking application performance and providing synthetic and real user insights. It also analyzes network performance, traffic flow, and configuration changes, troubleshoots application and server performance issues through log analysis, offers custom plugins for the entire tech stack, and evaluates real user usage. Whether you're an MSP or a business aiming to elevate performance, Site24x7 provides enhanced visibility, optimization of hybrid workloads, and proactive monitoring to preemptively identify workflow issues using AI-powered insights. Monitoring the end-user experience is done from more than 130 locations worldwide. -
4
Cody
Sourcegraph
Cody, Sourcegraph’s AI code assistant goes beyond individual dev productivity, helping enterprises achieve consistency and quality at scale with AI. Unlike traditional coding assistants, Cody understands the entire codebase, enabling deeper contextual awareness for smarter autocompletions, refactoring, and AI-driven code suggestions. It integrates with IDEs like VS Code, Visual Studio, Eclipse, and JetBrains, providing inline editing and chat without disrupting workflows. Cody also connects with tools like Notion, Linear, and Prometheus to enhance development context. Powered by advanced LLMs like Claude 3.5 Sonnet and GPT-4o, it optimizes speed and performance based on enterprise needs, and is always adding the latest AI models. Developers report significant efficiency gains, with some saving up to six hours per week and doubling their coding speed.Starting Price: $0 -
5
Pdftools
PDF Tools
Whether you have thousands of documents or millions, Pdftools has the products and services to help make processing a breeze. Designed for document-heavy industries, Pdftools’ suite of SDKs and APIs are here to make your document workflows easier, faster, and stress-free. Built on SDKs and APIs, the Pdftools products integrate seamlessly into your existing (or new) systems and applications. Process thousands of documents every minute. Our tools are precision-engineered to be efficient and run at blazing speeds. We’re engineers at heart, so we’re only satisfied with the most reliable, orderly, and usable, and well-documented platforms. Shrink file sizes down, but keep the quality and interactivity. Your documents will always be compliant for long-term archiving. We’ve obsessed over every detail in our products, and documented everything so it’s easy to get started.Starting Price: $0/month/user -
6
Aikido Security
Aikido Security
Secure your code, cloud, and runtime in one central system. Aikido’s all-in-one security platform is loved by developers and security teams alike with full security visibility, insight in what matters most, and fast/automatic vulnerability fixes. Teams get security done with Aikido thanks to: - False-positive reduction - AI Autotriage & AI Autofix - Deep integration into the dev workflow (from IDEs and task managers to CI/CD gating) - Automated Compliance Aikido’s covers the entire Software Development Lifecycle (SDLC), including: static application security testing (SAST), dynamic application security testing (DAST), infrastructure-as-code (IaC), container scanning, secrets detection, open source license scanning (SCA), cloud posture management (CSPM), runtime protection, and more.Starting Price: Free -
7
People Data Labs
People Data Labs
We build workforce data, so you don't have to. People Data Labs provides comprehensive workforce profiles built with quality, coverage, and depth in mind. We collect, standardize, and refresh data, so you can build innovative products.Starting Price: $0 for 100 API Calls -
8
Sahi Pro
Tyto Software Pvt Ltd
Sahi Pro is a no-code test automation tool for web, desktop, mobile, and SAP applications. Sahi Pro empowers business testers and automation engineers to streamline their test automation processes. Sahi Pro reduces the time, effort, and complexity involved in test automation, making it an ideal choice for various domains including automobile, healthcare and BFSI. Features: 1. Non-flaky Test Execution - For reliable test results and reduced time wastage in analysis of false-positives or false-negatives. 2. Supports Multiple Technologies - Achieve end to end automation across technologies. 3. No-code Automation - Enable non-technical business testers to automate. 4. Integrations - Integrate and work with your existing ecosystem. Testers using Sahi Pro easily automate complex tests without writing code. With Sahi Pro, you can achieve faster release cycles, improved software quality, & reduced costs. Our customers love Sahi Pro for its speed, flexibility, and ease of use.Starting Price: $1499/year/user -
9
Thinfinity Workspace
Cybele Software, Inc.
Thinfinity® Workspace 7 is a comprehensive, secure platform that offers a zero-trust approach, enabling secure and contextual access to corporate virtual desktops, virtual applications, internal web apps, SaaS, and files, whether they are on Windows, Linux, or mainframes. It supports various deployment models, including cloud, on-premise, and hybrid settings, and can be deployed on any cloud provider of your choice. With its proprietary reverse gateway technology, Thinfinity® Remote Workspace 7 ensures secure reverse connections over SSL with TLS 1.3 encryption. This robust approach doesn't require client-side installations, firewall modifications, or the opening of inbound ports on your network, thereby enhancing the security infrastructure of your business. The platform ensures all browser-based connections are secured over HTTPS, offering a wide variety of authentication options, from straightforward User/Password to sophisticated Active Directory authentication. -
10
Adobe PDF Library SDK
Datalogics Inc.
Shorten development times & get to market faster with Adobe PDF Library. Global OEMs, SaaS and enterprise end-users rely on Adobe PDF Library to automate the creation, editing and management of PDFs. An Adobe partner, our SDK uses the same source code as Acrobat for stability, reliability and quality results. Adobe PDF Library gives developers flexible programming language and platform options, and is currently available in .NET, .NET Framework, Java and C/C++ on Windows, Linux, MacOS, as well as via NuGet and Maven. Our extensive documentation includes getting started guides, API references, and hundreds of sample code examples on GitHub to help developers precisely create and define PDF workflow solutions. Pricing for Adobe PDF Library is based on your business model & software usage. Free trial includes access to our PDF technology experts who can help with proof of concept as well as extend your free trial license if needed. Download and get started today! -
11
Matrix Requirements
Matrix Requirements
For companies looking to accelerate development of their innovative medical device technologies, our Application Lifecycle Management and Quality Management Systems (eQMS) are easy-to-use, flexible, all-in-one software solutions designed to facilitate collaboration of employees on design control, and quality management to streamline medical device design. Innovate faster with a flexible item-based approach to documentation designed to control even the most complex SxMD (Software as/in a Medical Device) product design. Enhance quality management and ensure compliance with full traceability from design input to output with a purpose-built software platform that enables a collaborative quality culture across all teams. Ensure frictionless alignment between platforms with native integrations for Jira, GitLab, GitHub, Azure DevOps and more.Starting Price: $500 per month -
12
Titan
Titan
Bend, don’t break with Titan’s flexible business solutions and forms for Salesforce. Our scalable Salesforce Forms and software is rapidly developing a reputation as the gold-standard in Salesforce integration, and it’s easy to see why. Slash time to market, nuke code, and tackle any use case on a single platform. Our best-of-breed forms in Salesforce and applications cater to any industry and it’s our mission to provide custom solutions for difficult problems. Build web portals, sign documents, generate docs, send surveys, automate contracts, fill out forms in Salesforce, and so much more in just a few simple clicks. No code required and AI assisted! This is all 100% Salesforce integrated, empowering you to send data to the #1 CRM and pull it back in real-time. No other product on the market does it better or faster. Our customers and partners are the heartbeat of Titan. If you need a feature, simply request it via our Titan X Lab and we will consider it for our roadmap!Starting Price: $12 per month -
13
Kasm Workspaces
Kasm Technologies
Kasm Workspaces streams your workplace environment directly to your web browser…on any device and from any location. Kasm uses our high-performance streaming and secure isolation technology to provide web-native Desktop as a Service (DaaS), application streaming, and secure/private web browsing. Kasm is not just a service; it is a highly configurable platform with a robust developer API and devops-enabled workflows that can be customized for your use-case, at any scale. Workspaces can be deployed in the cloud (Public or Private), on-premise (Including Air-Gapped Networks or your Homelab), or in a hybrid configuration.Starting Price: $0 Free Community Edition -
14
Cycloid
Cycloid
Cycloid Sustainable Platform Engineering is a self-service portal that helps you streamline your software delivery, reduce the cognitive load of your engineering teams, and promote Green IT practices. Step 1. Modernize your infrastructure in sophisticated service catalog supported by Infra Import, a Terraform generator in a full GitOps-first approach. Step 2. Scale the adoption of your platform and lighten workload for end-users and DevOps with a UX-strong internal developer platform. Your tools, automation, and cloud will be accessible without expert knowledge while still keeping control and best practices. Step 3. Allow your teams to continuously optimize their projects with a 360° overview of CI/CD pipelines, automation, documentation, KPI’s, FinOps and GreenOps. With Cycloid, you will enable a future where technology and sustainability can coexist harmoniously, leaving a lasting positive legacy. -
15
Kualitee
Kualitatem
Kualitee, an AI Powered test management tool, is a complete ALM alternative for agile QA and Dev teams. It allows you to plan, write, execute, and track software tests in a collaborative environment. The tool allows for easy reuse of test cases from repository and tracks testing activities with complete traceability. Teams can manage multiple types of testing from one location, including functional, cross-browser, and automation. Kualitee has many popular features, including a built-in defect management module and on-premise and cloud versions, requirement management, as well as a mobile app. Kualitee can be integrated with many other tools, such as Jira and GitLab.Starting Price: $15 per month -
16
Highcharts
Highsoft
Highcharts is a JavaScript charting library that allows developers to create interactive and visually appealing charts for web applications. It offers a wide range of chart types, including line charts, bar charts, pie charts, scatter plots, and more. It also supports different types of data, including CSV, JSON, and even live data streams. One of the key features of Highcharts is its ability to customize the look and feel of the charts. Developers can easily change the colors, font sizes, and other visual elements to match their brand or design. Additionally, it offers a variety of options for making charts responsive, so they look great on any device. Another great feature is the ability to add interactive elements to charts, such as hover effects, tooltips, and click events. This allows developers to create charts that are not only informative, but also engaging for users. Highcharts also supports exporting charts as PNG, JPEG, PDF, or SVG, making it easy to share or print them.Starting Price: $0 -
17
Localazy
Localazy
Localazy is a localization automation platform and powerful CAT tool. Speak everyone's language and expand your user base. Manage translations and enjoy both standard & innovative localization features. Tailor-made for growing apps and established businesses alike. Integrate Localazy to your build chain (Github Actions, Bitrise, CI/CD) and forget about all the hassle. Never touch localizable files again 😏. 👨🏽💻 UX built around developer productivity ➡️ Instant&free translations available ➡️ Unlimited apps (public & private) ➡️ Unlimited localization features ➡️ Unlimited languages & translations ➡️ Unlimited machine translations ➡️ Save money with shared translations ➡️ All integrations & formats ➡️ One-time payment for source phrase quota availableStarting Price: $39 -
18
CSS HTML Validator
AI Internet Solutions LLC
CSS HTML Validator for Windows, Mac, and Linux is a fast, powerful, highly user configurable, and easy to use web development tool that checks HTML, CSS, SEO, spelling, accessibility (including WCAG 2.0/2.1/2.2), PHP, XHTML, JavaScript, htmx, and links. CSS HTML Validator includes batch processing (in the Pro edition), integrated HTML/CSS editing, and much more. It works offline so it's super-fast and your privacy is protected because your documents are not uploaded to a server for checking. CSS HTML Validator Pro has superior customization features so you can configure the validation to your liking. You can even add your own validator messages, recognize your own HTML elements and attributes, and much more. Try CSS HTML Validator Pro for Windows free for 200 validations or 30 days, whichever comes first. A FREE limited version of htmlval for Mac and Linux is also available.Starting Price: $79 (one time) -
19
Alpha TransForm
Alpha Software Corporation
The Alpha TransForm no-code app builder lets anyone create cross-platform mobile apps. The software offers unmatched speed, power, and flexibility in the no-code segment, and doesn’t require programming knowledge. Apps can leverage smartphone features (GPS, photos, bar code scanning, audio, digital ink, etc.), and integrate with existing databases and software. Whether you’re looking to collect more accurate data or streamline workflows, Alpha TransForm lets you design, build, and deploy mobile apps with ease: - pre-built app templates you can customize - powerful analytics engine with dashboards you can customize - built-in offline operation - a programming language for adding advanced capabilities - scale-able, secure and reliable cloud deployment. Developers can use Alpha Software's complimentary low-code platform (Alpha Anywhere) which integrates with Alpha TransForm, to build more advanced mobile apps and web apps.Starting Price: $30/User/Month -
20
Peekdata
Peekdata
Consume data from any database, organize it into consistent metrics, and use it with every app. Build your Data and Reporting APIs faster with automated SQL generation, query optimization, access control, consistent metrics definitions, and API design. It takes only days to wrap any data source with a single reference Data API and simplify access to reporting and analytics data across your teams. Make it easy for data engineers and application developers to access the data from any source in a streamlined manner. - The single schema-less Data API endpoint - Review and configure metrics and dimensions in one place via UI - Data model visualization to make faster decisions - Data Export management scheduling AP Ready-to-use Report Builder and JavaScript components for charting libraries (Highcharts, BizCharts, Chart.js, etc.) makes it easy to embed data-rich functionality into your products. And you will not have to make custom report queries anymore!Starting Price: $349 per month -
21
Convertigo
Convertigo SA
Convertigo is the first open source Enterprise Grade Low Code / No Code platform to accelerate your Enterprise digitalization for reasonable costs. Dream an App, Make an App! Imagine you can make any app you want. From simple handy workforce apps to Enterprise grade multi-device transactional applications helping companies to accelerate their business. Get live sooner! Convertigo Low Code platform application development makes your Enterprise to get business success more efficient, delivering complete applications, similar to Pro Code but faster and cheaper. Reduce by 90% time and money needed to build and deploy business applications running on all type of devices such as smartphones, tablets and PCs whatever operating systems they are running on. Enjoy Open Source! This means that you can use Convertigo Community Edition Free of Charge. Open Source also solves the Vendor Lock-in paradigm by allowing you to quit the platform and still enjoy running your appsStarting Price: $15 per month / user -
22
Rayven
Rayven
Rayven is an easy-to-use SaaS platform for solving business' interoperability, real-time data + app development challenges without replacing legacy technologies, adding risk, or long development cycles. iPaaS, Data, IoT, Workflow Automation, Analytics, BI, AI, App Development + PaaS all rolled into one; Rayven simplifies the complexity of system integration, real-time data analysis + custom app development - empowering you to tackle any real-world business challenge and solve it, simply. Rayven enables you to: - Integrate Anything-to-Everything - Build Workflows + Applications, Fast - Add custom AI + Automation Anywhere Easy-to-use, universally compatible + infinitely scalable; Rayven streamlines your technology stack, is affordable for every business, and turbocharges your existing technologies to deliver on the full potential of real-time decision-making (via human or AI).Starting Price: $0 -
23
GitGuardian
GitGuardian
GitGuardian is a code security platform that provides solutions for DevOps generation. A leader in the market of secrets detection and remediation, its solutions are already used by hundreds of thousands of developers. GitGuardian helps developers, cloud operation, security, and compliance professionals secure software development and define and enforce policies consistently and globally across all systems. GitGuardian solutions monitor public and private repositories in real-time, detect secrets, sensitive files, IaC misconfigurations, and alert to allow investigation and quick remediation. Additionally, GitGuardian's Honeytoken module exposes decoy resources like AWS credentials, increasing the odds of catching intrusion in the software delivery pipeline. GitGuardian is trusted by leading companies, including 66 degrees, Snowflake, Orange, Iress, Maven Wave, DataDog, and PayFit. Used by more than 300K developers, it ranks #1 in the security category on GitHub Marketplace.Starting Price: $0 -
24
Google Chrome
Google
Connect to the world on the browser built by Google. Google builds powerful tools that help you connect, play, work and get things done. And all of it works on Chrome. With Google apps like Gmail, Google Pay, and Google Assistant, Chrome can help you stay productive and get more out of your browser. -
25
Mozilla Firefox
Mozilla
Mozilla Firefox is a free, open-source web browser developed by the Mozilla Foundation, a non-profit organization dedicated to internet health and privacy. Designed to prioritize user privacy and security, Firefox offers features like Total Cookie Protection, which provides outstanding privacy by default. The browser includes tools such as Firefox View, allowing users to see tabs open on other devices and access recent history, and built-in PDF editing capabilities, enabling form edits directly within the browser. Available across various platforms, including Windows, macOS, Linux, Android, and iOS, Firefox ensures a consistent and secure browsing experience. Its commitment to user-centric development and transparency makes it a preferred choice for those seeking a trustworthy alternative to proprietary browsers.Starting Price: Free -
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FAB Builder
FAB Builder
FAB Builder is a powerful Code Generation/Low Code platform that accelerates web and mobile app development. It seamlessly integrates with MERN stack, MEAN stack, React, Node.js, Java, Flutter, and iOS, enabling rapid front-end, back-end, and mobile app creation. Leveraging AI and pre-built templates, it optimizes workflows, reducing costs and increasing productivity. Features include automated code generation, customizable templates, error-free code, integration-ready tools, collaborative features, rapid prototyping, and cross-platform support. FAB Builder is ideal for developers, teams, and startups, allowing them to automate repetitive tasks, boost collaboration, and prototype quickly without sacrificing code quality. It enhances project efficiency, speeds up time-to-market, and empowers developers to focus on complex tasks. Try FAB Builder Code Generator today and streamline your development process! -
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CaptainCasa Enterprise Client
CaptainCasa
Rapid development and cost-effective maintenance of web applications with server-side Java. The developer uses only this most widely used development language; no html, css or javascript knowledge is required for frontend programming. Unique clear separation of UI design and logical processing. Integration of Java business logic into the design through expression language and event control. Numerous and exceptional components serve a unique overall look; unlimited use of additional CSS or JavaScript on design side. Of course, the developed applications can also be hosted on Microsoft Azure or AWS (Amazon Web Services); the developed applications can also be used in-house with simple deployment. CaptainCasa Enterprise Client protects against hidden costs and provides long-term protection of your software development investment.Starting Price: Free -
28
ELMA365
ELMA365
ELMA365 is a business process-based platform for Low-Code App Development. The platform has a variety of preset apps like Compliance Management, Workflow Management, Digital Workplace, CRM, Document Management and more that allow a quick and easy start. ELMA365 can bridge various enterprise software solutions using open API for integrations. The workflows and apps are created by business experts with simple drag-and-drop tools. The platform is highly scalable and allows adding business-specific features with Typescript code. Training and delivery of the project can be done within a month, and enables teams to work in sync.Starting Price: $18 per month -
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AppMaster
AppMaster Inc
AppMaster is a no-code platform that works with frontend, backend, and native applications. The platform lets its users build applications through a visual drag and drop interface, allowing anyone to create any kind of project. The differentiation point of AppMaster from other existing no-code platforms is the ability to build a product beyond MVP. The applications built on the platform are indistinguishable from the applications implemented natively, since they have the platform-generated source code and API documentation, they are also suitable for any operating system and can be published to both the Google Play Market and Apple App Store. Find a client, help make a decision with AppMaster and receive benefits from every client's payment. As you grow, additional benefits come your way. AppMaster AI will carefully work out every part of the project: data structures, business logic, back-end, web and mobile applications, API.Starting Price: 165/month -
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Flagsmith
Flagsmith
Flagsmith is a fully supported open source Feature Flag, Remote Config, and A/B testing service. Use our hosted API, deploy to your own private cloud, or run on-premise. Flagsmith makes it easy to create and manage features flags across web, mobile, and server side applications. Just wrap a section of code with a flag, and then use Flagsmith to toggle that feature on or off for different environments, users or user segments. Feature flags - Release features with confidence through phased rollouts. Remote config - Easily toggle individual features on and off, and make changes without deploying new code. A/B and Multivariate Testing - Use segments to run A/B and multivariate tests on new features. With segments, you can also introduce beta programs to get early user feedback. Organization Management - Organizations, projects, and roles for team members help keep your deployment organized. Integrations - Easily enhance Flagsmith with your favourite tools.