Best Mobile App Development Software for Startups

Flutter is Google’s UI toolkit for building beautiful, natively compiled applications for mobile, web, and desktop from a single codebase. Paint your app to life in milliseconds with Stateful Hot Reload. Use a rich set of fully-customizable widgets to build native interfaces in minutes. Quickly ship features with a focus on native end-user experiences. Layered architecture allows for full customization, which results in incredibly fast rendering and expressive and flexible designs. Flutter’s widgets incorporate all critical platform differences such as scrolling, navigation, icons and fonts, and your Flutter code is compiled to native ARM machine code using Dart's native compilers. Flutter's hot reload helps you quickly and easily experiment, build UIs, add features, and fix bugs faster. Experience sub-second reload times without losing state on emulators, simulators, and hardware.

Time to market can make or break any app dev project. Yet many enterprises, agencies, and developers slow innovation by burning countless hours building core functionality from scratch and extending development timelines. When you can get the Features your app needs out of the box, development begins with the foundation already in place, and you can move fast from day one. Cut development time by as much as 80%. You can deploy in days, not months when you build your app with ready-made, full-stack features from Onymos. The average Onymos feature has over a thousand hours of development time, and that number’s only getting bigger. When software or APIs get updated, our features do too. UI/UX, front-end logic, and integrated cloud services like Stripe, APNs, and Amazon S3. When you use Onymos Features, you get it all. Companies like Albertsons, CVS Pharmacy, and Walmart are already building their apps with Onymos.

The Adaptive Calculation Engine for Java ACE4J provides a reliable platform for converting Excel-based applications into web applications at a low cost, efficiently, and with guaranteed easy maintenance and support in the future. At the same time ACE4J is a modern formula language based on a robust and efficient calculation engine, that is capable of evaluating complex Excel formulas. Thus it is also a great tool for new Java based Web applications that require heavy calculations. The Adaptive Calculation Engine (ACE4J) is a Java API used to evaluate the formulas written in Microsoft Excel style. This engine provides the most popular Microsoft Excel functions which are frequently encountered in applications that require heavy calculations. The number of available formulas and features increases with every Adaptive Calculation Engine release based on feedback from our customers. Adaptive Calculation Engine is capable of evaluating thousands of formulas within seconds.

Build scalable Web and Mobile Apps fast and easy with Aptugo's visual interface. Have full control of your source code to access limitless possibilities. Aptugo empowers you to build any Web or Mobile App you can think of, faster and with proven quality standards. Aptugo has more than 100 components to drag & drop. They can be customized and reused endlessly. Developers can also create new ones, with their own DNA, to drag, drop and reuse within their library. Aptugo brings more than 100 elements already available to drag, drop & reuse. Users can create and add their own components. Components can be adapted to any programming language. Experienced developers can create and define elements with their own handcrafted code! It can be any element from the back or front-end: charts, maps, forms, a LinkedIn API connector, the sky is the limit.