Best Enterprise Unified APIs
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Compare the Top Enterprise Unified APIs as of April 2025
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What are Enterprise Unified APIs?
Unified APIs are a type of application programming interface (API) that allow companies and organizations to integrate multiple services into one convenient platform. Unified APIs provide developers with a comprehensive set of tools and resources that can be used to build, maintain, and manage custom applications. These APIs enable users to access information from several different sources in one place in order to improve the efficiency of their workflows. Unified APIs also provide users with the ability to communicate between different applications and services, making it easier for developers to create complex interconnected systems. Finally, unified APIs enable the use of powerful analytics tools for more accurate decision-making based on data stored in multiple systems. Compare and read user reviews of the best Enterprise Unified APIs currently available using the table below. This list is updated regularly.
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1
Plaid
Plaid
Plaid is a global data network that powers the tools millions of people rely on to live a healthier financial life. Our ambition is to facilitate a more inclusive, competitive, and mutually beneficial financial system by simplifying payments, revolutionizing lending, and leading the fight against fraud. Plaid works with over 8,000 companies including fintechs like Venmo and SoFi, several of the Fortune 500, and many of the largest banks to empower people with more choice and control over how they manage their money. Headquartered in San Francisco, Plaid’s network spans over 12,000 institutions across the US, Canada, UK and Europe.Starting Price: Free -
2
Boss Insights
Boss Insights
Boss Insights’ platform digitizes lending to grow relationships between banks and their business clients. Thanks to Amazon style advancement, there is a growing divide between lenders’ service and businesses’ expectations. Banks excel in regulation, however, operate with limited information on their business clients (out of date and gathered manually). Boss Insights’ API hub empowers lenders to bridge the divide. APIs are the most efficient way to digitize existing processes enabling accelerated service and a complete view in real time. The platform is used to accelerate SBA, SMB and Commercial Lending from months to minutes. It also supports cross-selling products empowering banks and credit unions to proactively serve customers. -
3
API2Cart
MagneticOne
Unified shopping platform API integration solution. API2Cart is a unified shopping platform data integration interface that makes a connection with multiple shopping cart software APIs simple and effective. Service supports integration with 45+ eCommerce platforms, including Magento, Shopify, Wix, Amazon, Otto, PrestaShop, OpenCart, VirtueMart, BigCommerce, WooCommerce. It can be used by software vendors who work in the sphere of Mobile Commerce, Social Commerce, Marketing Automation, Inventory Management, Order Management, Shipping Management, Dropshipping Automation, and others. KEY FEATURES: 1) A unified approach to integration. You integrate once and get connected to as many shopping platforms as you need. 2) Scalable infrastructure. Flexible architecture allows adding a growing number of customer stores. 3) Focus on data security and the convenience of your customers. SSL certificate and OAuth make data interaction secure.Starting Price: $300 per month -
4
Codat
Codat
Codat helps banks build deeper connections with business customers. We offer products that make it easy to access, synchronize and interpret data from customers’ financial software for specific use cases, such as onboarding suppliers to commercial card programs and underwriting business loans. Codat is used by the largest banks in the world to grow share of wallet, reduce churn & scale their operations. We are backed by leading investors including JP Morgan, Canapi Ventures, Shopify, Plaid, Tiger Global, PayPal Ventures, Index Ventures and American Express Ventures.Starting Price: Free Trial -
5
Merge
Merge.dev
Merge is the leading Unified API platform that enables B2B software companies to add hundreds of integrations to their products—making it easy for them to access and sync their customers’ data. Merge's Unified APIs provide normalized data across key software categories, including accounting, HRIS, ATS, CRM, file storage, and ticketing. Merge also handles the full integrations lifecycle—from an easy initial build that takes just weeks to providing integration observability tools to help your customer-facing teams manage integrations. Thousands of companies—like BambooHR, Ramp, and Ema—trust Merge to power integrations that unblock sales, reduce customer churn, accelerate time to market for new products, and save engineering costs and resources.Starting Price: Free -
6
Apideck
Apideck
Apideck eliminates the complexity of integrations with a single real-time API that connects to 135+ platforms across CRM, Accounting, HRIS, File Storage, and eCommerce without the technical overhead. Instead of spending months building and maintaining multiple integrations, SaaS companies go to market 98% faster while we take care of maintenance, versioning, and infrastructure. Our platform lets you focus on business growth while we handle the integrations, so you can launch faster, cut costs, and scale without limits. Why leading SaaS teams choose Apideck: ✅ One platform, unlimited integrations – No need to build or maintain separate integrations. ✅ Real-time data – No caching means instant, up-to-date information. ✅ Flexible, cost-effective pricing – API call-based, so you only pay for what you use. ✅ Enterprise-grade security – GDPR & SOC2 Type 2 compliant. ✅ Mission-critical reliability – 99.8% uptime SLA with 24/7 support.Starting Price: €299 -
7
Stackpile
Stackpile
We make it easy to install apps, tags, and integrations on your website and track your analytics using a simple unified API. Add or remove new 3rd party integrations by updating your stack. Not making changes to your code. We're adding new integrations every day for you to try. Track your customer events data and analytics with Stackpile and have it automatically sent to all your connected apps, tools and integrations. Making sure all your 3rd party apps and integrations are up to date with the latest version can be a pain. With Stackpile we do that for you. Use our Unified Analytics API to track custom events and user identifications. Stackpile allows you to save time and development costs by sending data to all your apps and integrations without implementing each API separately. Without Stackpile you need to implement a code snippet for each integrations you want to install. After adding Stackpile you can install any of our supported apps, tools and integrations with one click.Starting Price: $20 per month -
8
Finch
Finch
The world is moving towards more standardized, open, and interconnected data systems. However, employment infrastructure remains complex, closed, and fragmented. Our mission is to democratize access to the infrastructure that underpins the employment sector and unlock much-needed innovations and create tremendous economic activities for both employers and employees. Seamlessly connect to payroll and HR systems. Employee data is dispersed across many closed systems. Finch smoothes over the difference between systems and unifies access with a single integration to support many innovative use cases. As we add new systems, you can turn them on in one click. Let employers grant your application access to their payroll and HR systems. Finch Connect makes this process instant, secure, and compliant. We obsess over the right abstractions and the developer experience to design the simplest, yet most powerful, API interface for payroll and HR systems.Starting Price: $50 per connection/mo -
9
Fusebit
Fusebit
Our code-first integration platform and SaaS connectors remove the headaches of dealing with many different APIs. Fusebit offers connectors to the most common SaaS systems and we add more connectors weekly. However, our code-first platform is fully open and allows you to modify Fusebit connectors and add custom integrations to any system. With Fusebit, you are never limited in which systems you can connect to! Our product enables developers like you to quickly add integrations to an application using powerful API building blocks. It takes away the pain of developing against many disparate APIs while maintaining the flexibility and familiarity of a code-first platform. Just like Stripe solves payments for application developers, Fusebit solves integrations.Starting Price: $199 per month -
10
The Easy API
The Easy API
We've been in business since 2010 and have a long history of always supporting our users. We work with you to build an API that gives your growing applications everything it needs. Our API returns responses in less than a second. That's the time that your application can get a response and keep processing. We help you save time and energy by implementing multiple APIs. You can get back to building your application after you connect with our single one. We track all the requests made to enable you to debug all API calls, making implementation even easier. There is currently one environment that is available which is production. You can use the following URLs along with sample code snippets. All endpoints produce UTF-8 character sets, please ensure your application can handle the characters.Starting Price: $5 per month -
11
Pyas
Pyas
With a single API, you can integrate with Google Calendar and Microsoft Outlook. You can also integrate with Zoom and Google Meet to add conferencing to calendar events. Our API can be implemented easily within your current tech stack, without the need to install any new dependencies. Simply use cURL or whatever HTTP client that you're already using to make API requests. OAuth configuration is as easy as providing a redirect URL for your app to Pyas. When connecting new accounts, Pyas will use that URL to redirect users to your app. You can generate as many API keys as you need. Keys are encrypted and you can set them to expire after a period of time if you need to create temporary API keys. Use your API keys to start managing calendar events.Starting Price: $45 per month -
12
Precise API
Forwardly
The Precise API offers essential insights into the financial health of business clients, including historical, real-time, and forecasted performance. The Precise API supports all leading accounting platforms with real-time push and pull functionality and is ideal for financial institutions, lenders, and fintechs that work with small and medium-sized businesses. A powerful add-on for the Precise API, Predict as a Service supports your business clients with a premium, white-label cash flow forecasting and scenario planning portal. Keep eyes on your products with a cash flow solution that will give your clients a reason to keep business data connected and engage with your brand for their financial needs.Starting Price: $5 per month -
13
Smartcar
Smartcar
Smartcar’s vehicle API enables you to verify mileage, manage EV charging, issue digital car keys, track fleets, and much more. Smartcar enables mobility businesses to integrate their apps and services with connected cars. Easily retrieve vehicle data and trigger actions with our simple and secure car API. Track a vehicle’s location, verify mileage, charge an EV, share a virtual key, and more. With our Smartcar Connect flow, your customers can instantly and effortlessly link their cars to your app. All it takes is four clicks directly from your mobile application or web portal. Our friendly documentation and SDKs allow you to quickly integrate our car API with every tech stack.Starting Price: $19.99 per month -
14
Kloudless
Kloudless
SaaS App Integrations Made Fast and Easy. Kloudless is an API integration platform that unifies endpoints and data models across many SaaS APIs so that you can code just once and instantly integrate your app with many SaaS providers. We figured out the ins and outs of 150+ APIs so you don’t have to. We learned how to talk to and maintain over 150+ APIs so that you don't have to. Partner with us to help your app integrate with any SaaS app that your customers want. Our Unified APIs unify endpoints and data models across many SaaS APIs so that you can code once and integrate many. Our Unified APIs abstract away the differences between many SaaS APIs, making it simple to build integrations quickly get new features to market. We offer extra features like real-time activity monitoring and pre-built tools like the File Picker and Crawler that the SaaS provider doesn’t even offer. -
15
Railz
Railz.ai
Railz is building the largest financial data network by bridging the connection between future-thinking financial institutions and real-time accounting data. Railz accomplishes this through an API that connects financial institutions to all major accounting software solutions, such as QuickBooks, Xero, and Sage. We offer financial institutions (FIs) the ability to connect with account service providers, collect data, normalize and sanitize that accounting data, and analyze it. Railz enables on-demand access to financial transactions, analytics, insights and reports on small and medium business (SMB) customers. Whether you’re a lender, financial institution, accounting firm, auditor, or startup developer that requires financial data, we can make this a reality for you - and fast. -
16
hotglue
hotglue
hotglue enables developers to offer native, user-facing SaaS integrations to your customers in minutes without sacrificing control over the data. By embedding hotglue into your web app, customers can connect their 3rd party SaaS apps without leaving your application, and you can confidently ingest any data you need scalably. Plus, our open source library of connectors enables you to offer more integrations to your users without using development resources.Starting Price: $749 per month -
17
Knit Unified API
Knit
Knit offers a common data model for all apps within a category along with world class data security. So, integrating hundreds of apps is not only easier, it’s also safer for you. Users stay within your own app while integrating with the apps they use. Our embedded integrations, white-labelled auth and drop-in frontend components help your users power integrations with just a few clicks. With Knit you can skip the data transformation nuances and complex processes for different APIs and scale integrations 10x faster. Knit maps different data schemas from different applications into a single, unified data model for each category of integrations and syncs the normalized data in real-time. Knit is the only unified API that does not store any of your end user data on its servers. The syncs happen over a 100% webhook-based architecture for enhanced data security.Starting Price: $999 per month -
18
Integration Labs
Integration Labs
We make interacting with your business customers' financial data easy. Start shipping tools to underwrite credit risk, automate accounting, and perform analytics. Provide automated reconciliation and synchronize your business customers' payables and receivables data. Automate accounting reconciliation and dynamically increase credit limits with read and write access to accounting and payments data. Streamline your credit underwriting processes with access to accurate and standardized data. View all customers and vendors, as well as invoices, bills and payments, across any accounting platform. We are committed to maintaining the highest privacy, security and compliance standards for you and your customers’ sensitive information.Starting Price: $5 per month -
19
Truto
Truto
Truto is built to be declarative from the ground up. You can add new and customize every existing Integration and Unified API that we provide. Play around with the product without having to plug in your real accounts. We provide sandbox accounts for all the integrations that we support. We believe that the best developer experience is achieved by hand-crafting SDKs. We understand how frustrating it is when the API and documentation differ like oranges and apples. Truto offers options to store data in a region of your choice. Push data from third-party APIs directly to your database. Truto offers support for vector databases too. With self-hosting options, data will never leave your virtual private cloud. With advanced user management, control access for team members.Starting Price: $125 per month -
20
Terra API
Terra
Health data for your users originates from multiple sources, such as Garmin, Fitbit and Oura, in a variety of forms. We make sense of this health and fitness data, allowing you to access it structured manner, no matter the source. New updates are continuously pushed to your app through webhooks, whenever activities are available. Have your data normalized into the format that best suits your needs. Terra also allows you to retrieve past data for your users. This way, you can enrich your machine learning models, deepen your insights, or simply provide more value to your customers. Clear documentation providing seamless authentication using either our widget or our authentication end points. Easily add, remove, and pause providers through our dashboard, and watch your widget update live.Starting Price: $399 per month -
21
Duffel
Duffel
Any business - from travel startups to financial enterprises - can build with Duffel. Shop flights and accommodation, purchase extras, manage bookings and more. Leverage thousands of hours of expertise in travel and product design. Your customers can search for their preferred flight instantly using autocomplete functionality, search filters and more. Capture and control employee spending from within your platform by selling flights inside your spend management solution. Build an intuitive flight search, offer loyalty program perks, add seats and bags, manage your orders, and more. Earn commission on over 1 million properties globally. Build an intuitive hotel shopping experience, giving your customer the information they need and access to their loyalty benefits. A ready-made, customizable flight-shopping experience is available to offer to your customers from day one.Starting Price: $3 per order -
22
Agave
Agave
Agave API gives you a single API to read and write data from software commonly used in construction and field services. Our integrations span software used in project management, scheduling, financials, document storage, and more. Adding integrations unlocks sales and improves retention. However construction tech is fragmented and siloed, and integrations are complex to develop and maintain. It can take months to integrate with one system, and hours each week having to monitor and maintain these integrations. Agave lets you read and write data from many systems of record in construction, unblocking sales and expanding retention of your customers. A unified API that lets you read and write data from source systems that users grant your application access to.Starting Price: $500 per month -
23
APIPark
APIPark
APIPark is an open-source, all-in-one AI gateway and API developer portal, that helps developers and enterprises easily manage, integrate, and deploy AI services. No matter which AI model you use, APIPark provides a one-stop integration solution. It unifies the management of all authentication information and tracks the costs of API calls. Standardize the request data format for all AI models. When switching AI models or modifying prompts, it won’t affect your app or microservices, simplifying your AI usage and reducing maintenance costs. You can quickly combine AI models and prompts into new APIs. For example, using OpenAI GPT-4 and custom prompts, you can create sentiment analysis APIs, translation APIs, or data analysis APIs. API lifecycle management helps standardize the process of managing APIs, including traffic forwarding, load balancing, and managing different versions of publicly accessible APIs. This improves API quality and maintainability.Starting Price: Free -
24
Tray.ai
Tray.ai
Tray.ai is an API integration platform that allows users to innovate, integrate, and automate organization with no developer resources needed. Tray.io enables users to connect their entire cloud stack on their own. With Tray.ai, users can easily build and streamline processes with a specifically designed visual workflow editor. Tray.io also empowers the users' workforce with automated processes. The intelligence powering the first iPaaS that everyone can use to complete business processes using natural language instructions. Tray.ai is a low-code automation platform designed for both non-technical and technical users to create sophisticated workflow automations that facilitate efficient data movement and actions across multiple applications. Our low-code builder and new Merlin AI transform the automation process by bringing together the power of flexible, scalable automation; support for advanced business logic; and native generative AI capabilities that anyone can use. -
25
Nylas
Nylas
Billions of people. Trillions of connections. One API. The Nylas APIs power applications with email, calendar, and contacts sync from any inbox in the world. Only Nylas provides one API for 100% of email, calendar, and contacts integrations. Add missing information in contact records. Make warmer intros with the help of a connection graph. Compile data from each address book to create a unified data source. Straightforward, universal connectivity to lower your costs, save time, and increase developer productivity. Transform data into insights and personalize the user experience. Fuel innovation with unique customer intelligence. Automate digital processes to drive business growth. Streamline user workflows with powerful scheduling automation. Discover how organizations just like yours are driving engagement and increasing customer satisfaction with the Nylas APIs. -
26
Exegy SMDS
Exegy
Exegy’s Software Market Data System (SMDS) enables access to actionable, time-sensitive market data events through a single API designed to power critical trading applications while reducing total cost of ownership. Exegy’s Software Market Data System is a feed handling solution providing ultra-low latency, normalized access to over 300 venues, with global coverage and support for all major asset classes. Manage increasing data rates and continual industry changes with Exegy’s SMDS. The SMDS Solution is delivered via a single, high-performance, flexible, and unified API. All content is normalized to Exegy’s Market Data Model, reducing the time it takes for our customers to add further markets and understand venue-specific complexities. Full support for book building of both price books and order books, along with the ability to create composite order books that give a comprehensive view of liquidity across venues, is available with Exegy’s Software Market Data System. -
27
Yapily
Yapily
Yapily helps you deliver a faultless customer experience, while staying on top of an ever-changing Open Banking compliance landscape. Designed for open banking and delivering seamless connectivity. Only technology company to be selected by IBM for open banking offering. Reaching new markets and bigger volumes as open banking API’s are released. Using a single open API, you can access the data you need to enrich the end-users experience. From aggregating, categorising and enriching account information, to initiating payments and transactions, your business gains the visibility to offer personalised financial advice. By eliminating the technical barriers, Yapily enables any business to interact with customers using one seamless, secure connection. Banks, financial providers and developers have the building blocks to build, connect and monitor their own API’s for communication within minutes. -
28
Alloy Automation
Alloy Automation
Alloy Automation is a no-code ecommerce automation tool used by leading brands and agencies to automate tedious tasks across fulfillments, marketing, and operations. Enrich customer profiles in your system of record and notify your team of churn, renewals, etc. Centralize customer data in your support desk and automate actions loyalty, 3PL, & UGC apps. Export analytics dynamically and configure internal Slack reporting. Use data from dozens of different channels to segment customers and messaging. Keep your customers in the loop about deliveries and improve the experience. We have a marketplace of best-in-class workflows made by top users and partners. Using a recipe enables you to start automating in minutes. Once you’ve selected a recipe, we’ll walk you through setup so that the resulting workflow is entirely customized to your needs. After setting up your recipe, all you need to do is activate the workflow and Alloy starts automating. Sit back and watch as we do the magic.Starting Price: $120 per month -
29
Covalent
Covalent
Our vision is to empower the pioneers of tomorrow by providing the richest and most robust data infrastructure for the entire blockchain ecosystem. Explore and contribute to the absolute richest blockchain data on the internet. Aggregate historical balances, positions and PnL across dozens of DeFi protocols to build rich and compelling interfaces for your users. Build analytical dashboards showing price trends, liquidity and ROI of assets. Explore our quick start tutorials, how-to guides, example code, and more to easily integrate blockchain data in your project using the Covalent API. Covalent provides a unified API to bring full transparency and visibility to assets across all blockchain networks. Simply put, we have a single API which allows you to pull detailed, granular blockchain transaction data from multiple blockchains with no code. -
30
Zebra Savanna
Zebra Technologies
The Zebra Savanna cloud data platform delivers actionable workflow insights, powering next-gen applications by aggregating and analyzing real-time edge data and creating systems of reality that deliver best-action guidance to workers in real-time. Zebra Savanna seamlessly connects your existing hardware, software and data ecosystems fueling business digitization and automation. Additionally, you can leverage Zebra Savanna's public, unified APIs and developer tools to build secure, scalable digital services with ease and speed. Using a value-added API layer on Zebra Savanna, Zebra Data Services provides partners and developers the ability to innovate, design and quickly deploy applications helping your customers transform their businesses, creating an ecosystem extending far beyond Zebra. Zebra Savanna serves as the foundation of a new series of enterprise applications and solutions from Zebra that will digitally transform the way companies drive performance.