Top 7+ Free Firebase Alternatives for 2025
Firebase is a set of services to build application backends and add real-time functionality from data synchronization to push notifications. It brings tools for developers to build any type of app, from v1 to v10. they have decent free tiers that attract developers but also get expensive if your application gets bigger over time. So, developers always look for a good Firebase alternative.
Thankfully, several open-source and free-tier platforms provide similar backend and added services. You can self-host your apps, customize the codebase, and have better flexibility. Plus, the alternatives allow you to scale your app without crossing your budget.
In today's blog, we will share the top 7+ Firebase alternatives in 2025 with decent free tiers. So, you can simply pick the right one for your next project.
Serverless Sackend Solution and PaaS
A serverless backend solution or PaaS is a platform that helps a developer to handle complicated and time-consuming solutions without facing any hassle. There is no linear relation between the server with developing apps. So, it allows them to focus on frontend functionality and UX.
The serverless backend solutions are getting popular day by day. The following reasons are behind their popularity. You can finish the task quickly and launch them as soon as possible. It helps you reduce costs by only paying for the used server resources. So you don't have to worry about server management and all.
What is Firebase?
Firebase is a Google app development platform that allows to create and develop apps and games users love. The platform is trusted and loved by millions of businesses around the world. It comes with loads of features for hosting deployment and app marketing. To produce, enhance, and develop your application in a smooth and standardized way, you need Firebase.
We know Firebase is so good but it has some drawbacks. First of all, firebase is not open-source and has vendor lock-in. The free tier that they offer is not available for all services and the pricing model is both complex and hard to tell.
If you think that the platform is self-hosted, then you are wrong. Firebase only supports the Google Cloud hosting option. Moreover, there is no flexibility to adapt its code like open source solutions. Also gets super expensive, if your app getting bigger since their model is pay-as-you-go.
So we came up with some alternatives of Firebase that will allows you to have a second thought and backup plan. We hope you’d like any of it. Let us know about it.
Best Free Firebase Alternatives
Our experts have researched and reviewed a bunch of alternatives to Firebase and created a list of top platforms. So, you can just look over the best free alternatives and pick one that meets your needs.
Supabase
Supabase is an open-source and free Firebase alternative. The platform helps you to host an app on a self-host environment or straight with the Supabase cloud. It helps developers to build a backend in less than a minute. Also, you can build real-time chat apps, SaaS products, web crawlers, To-Do lists, Kanban boards, website builders, etc with Supabase.
However, the platform is new but has a huge and engaged developer community to support it. There is no vendor lock-in. So, you will get free storage and manage extra large files. You don't need to pay them for any extra space or managing charges. Also, it supports PostgreSQL, GraphQL, and generates secure RESTful API. The free plan includes 5GB bandwidth and 1 GB storage.
Appwrite
Appwrite is a free self-hosted backend solution of Firebase alternative. It is an open-source solution and a BaaS platform for building web, mobile, and flutter applications. Moreover, the platform comes with a set of REST APIs. The APIs are simple to use and integrate when managing their fundamental backend needs.
However, the platform is best for developers who want to build secure and scalable mobile applications. It allows developers to run custom backend code with serverless functions. The free plan includes 5GB bandwidth and 2GB storage.
AWS Amplify
AWS Amplify is another firebase alternative by Amazon to build scalable full-stack apps. The platform comes with a set of fit-to-purpose tools and features. You can easily configure a backend within just a snap, ship quickly, and scale effortlessly. AWS services such as Dynamo DB, Lambda, S3, Cognito, AppSync, etc integrate with AWS Amplify.
The platform can build any application easily and applies actions like assembling the backend, linking it to the application, operating users, and building the UI. AWS Amplify supports popular languages and frameworks like React, JavaScript, Vue, Angular, and Next.js. Some of the mobile platforms also support this framework, such as Flutter, iOS, Android, Ionic, and React Native. With the free tier, it offers 5GB storage and 15GB bandwidth.
Kuzzle
Kuzzle is another open-source and best Firebase alternative. It is a powerful PaaS option for data management and IoT development. It offers real-time data sync and Elasticsearch integration. Moreover, the platform includes REST, WebSockets, MQTT, and GraphQL API for better flexibility.
Plus, the platform offers high performance, scalability, and no vendor lock-in. Thus, it gives you full access to the codebase. Along with better flexibility and support. Kuzzle is a great choice for developers who need a complete backend solution.
MongoDB Realm
MongoDB Realm is a BaaS platform backed by MongoDB. It is another of the best Firebase alternatives that allows you to easily build scalable and real-time mobile and web applications. The platform supports various frameworks and languages including React, Vue, React Native, and Next.js. So, you can simply build Flutter, iOS, and Android applications.
Along with the smooth, real-time data synchronization, you can create dynamic apps with minimal server-side management. However, the free plan of MongoDB Realm includes 512 MB of storage and shared RAM with AWS, Google Cloud, and Azure.
Backendless
Backendless is one of the first Backend as a service solution. It's a free visual application development platform. Backenless is been operating since 2012. It is a cloud-based Firebase alternative for Android, iOS, and Flutter development. The platform can create real-time applications, location-aware apps, and mobile and web apps.
Also, the app builder develops the affair of developing apps intuitive, effortless to manage, and speedy. Again, the free platform supplies several integrations with tools like Bubble, Zapier, AppGyver, etc. They support customers over Slack, forums, and documentation. For custom development projects, Backendless offers professional services as well.
Parse
Parse is an open-source backend framework that allows you to build an application as fast as it can. The framework is free to use and download. Parse is a comprehensive application stack that can be your excellent Firebase alternative for Flutter and Android development. The platform comes with some of the core features that are going to blow your mind.
For example, it comes with an easy-to-use dashboard, graphical database interface, APIs, and object storage adapters to numerous services like S3, etc. Moreover, the free platform has multi-cloud deployment options. It is old and has extensive and active developer community support in the long run
NHost
NHost is an open-source serverless backend solution. It is another best Firebase alternative. It helps developers build your web and mobile applications effortlessly. You can create apps in minutes by using PostgreSQL, GraphQL, Hasura, and other technologies.
Together with that, by removing all the complexities of managing infrastructure, NHost makes developing a backend super duper easy. The company has some popular clients like HyperLab, Servehub, NautaCapital, and Terminator.
Final Words
Firebase is great but expensive. Luckily, the alternatives for Firebase offer almost the same features with better control and self-hosting options. However, picking the right platform depends on your application needs. That’s why we have listed the best alternatives to help you get started.