Flexible Datasync Alternatives
Flexible Datasync is described as 'Flexible DataSync is a BAAS with a complete client framework. Developers can build real-time applications and communication services and deploy them easily' and is a backend as a service. There are more than 50 alternatives to Flexible Datasync for a variety of platforms, including Web-based, Windows, Linux, Mac and Android apps. The best Flexible Datasync alternative is Supabase, which is both free and Open Source. Other great apps like Flexible Datasync are Firebase, Meteor, Etebase and GUN.
Alternatives list
restdb.io is a Plug-and-Play Database Service, suited perfectly to power business apps and dynamic web content.
Cost / License
- Freemium (Subscription)
- Proprietary
Platforms
- Mac
- Windows
- Linux
- Online
- Android
- iPhone
- Android Tablet
- iPad



Expressive middleware for node.js using generators via co to make web applications and APIs more enjoyable to write. Koa's middleware flow in a stack-like manner allowing you to perform actions downstream, then filter and manipulate the response upstream.
CloudBoost can power your app's backend, including data storage, user authentication, real-time notifications, search and more.
Cost / License
- Subscription
- Proprietary
Application type
Platforms
- Online
- Self-Hosted
Real-time communication service for connecting online devices. Infrastructure and APIs for IoT, gaming, apps and real-time web.
Cost / License
- Free
- Open Source (AGPL-3.0)
Application type
Platforms
- Mac
- Windows
- Linux
- Online
- Android
- iPhone
- Android Tablet
- Windows Phone
- Self-Hosted

Cost / License
- Freemium (Pay once)
- Proprietary
Platforms
- Mac
- Windows
- Linux
- Online
- Android
- iPhone
- Chrome OS
- iPad
- Software as a Service (SaaS)

Low code backend to build modern apps. Back4app accelerate backend development, improves development productivity, reduces time to market, and let you scale applications without managing infrastructure.
Cost / License
- Freemium (Subscription)
- Open Source
Application type
Platforms
- Online
- Android
- iPhone
- iPad
- Software as a Service (SaaS)


+2
Grow and scale your games effortlessly with Nakama. Heroic Cloud ensures your Nakama servers are always available, regularly backed up and can be scaled up in a moment's notice for your games and apps.
Cost / License
- Pay once
- Proprietary
Platforms
- Online
- Windows Mobile
- Android
- iPhone
- Java Mobile
- Chrome OS
- Android Tablet
- Windows Phone
- iPad
- Apple Watch
- Apple TV
- Unity
- Playstation
- Xbox



SapphireDb is an open source library that enables you to easily create your own application with realtime data synchronization. It extends your Asp.Net Core Application with EF Core and combines the advantages of firebase and .Net Core together.
Cost / License
- Free
- Open Source
Platforms
- Self-Hosted
- .NET Core

Pedestal is a web application framework written in Clojure that aims to bring both the language and its principles to client and server-side development.
Cost / License
- Free
- Open Source
Platforms
- Mac
- Linux
Build your app in minutes. No vendor lock-in Deploy BaasBox anywhere you like with SDKs for iOS, Android and Javascript
Cost / License
- Freemium
- Proprietary
Application type
Platforms
- Windows
- Linux
- Android
- iPhone
- Android Tablet
- iPad
























