"We could not handle the operation we have today without Firebase."

"Firebase Test Lab enables American Express to execute our entire extensive Android test suite for every pull request. Firebase takes care of scaling the test infrastructure, so our engineers can focus on the code, driving improvements to the app and corresponding changes to our test suite."

“The App Invites integration process was seamless. A bonus feature is the excellent tracking tie in with Google Analytics.”

“It's certainly nice to have someone else dealing with the nightmares of real-time scaling and security so that I don't have to.”

"We saw twice the retention rate among users with customized onboarding flow than among regular users. And it took us just one day to implement the customized onboarding screens."

“I was able to implement Auth in just one afternoon. I remember that I spent weeks before creating my own solution that I had to update each time that the providers changed their API.”

"By combining Crashlytics' real-time crash reporting with the ability to deploy remote changes to a subset of users through Remote Config, we were able to grow our daily active users beyond our expectations!"

"Moving to Firebase was one of the best decisions we ever made. Firebase helps us safely, easily, and quickly run experiments and roll out new features to enhance our user experience. We're excited to continue growing with Firebase!"

"Firebase has so much functionality in one powerful toolset. It’s easy code to integrate, and we’re confident it’s being continually updated across iOS and Android. That’s a huge win."

"When we were struggling to find the right monetization strategy for our app, Firebase not only showed us where the opportunity was, it gave us the tools we needed to optimize our ad strategy with confidence."

“Firebase was a breeze to set up, and it's been one of the most reliable third party services we use since we started using them for in-app chat.”

"Our mission is to entertain and connect people around the world through amazing games, and Firebase is a key partner helping us achieve our mission by giving us the tools to deploy new features faster and with confidence."

"Testing features first using Firebase helped us to make the right decision, which resulted in an increase of user daily engagement by five percent."

"Where we used to spend 50% of our development time building the backend, we can focus now 95% of our time on the actual application."

"We are very impressed with how magical the personalization feature has been. It's so much more than an A/B test, as it continuously optimizes and serves the right variant to the right groups of people to maximize conversion goals. Without Firebase, we would have a harder time succeeding in an …