"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."

“Firebase is the easiest way to get real-time with persistence, with just a few lines of JavaScript code.”

"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 …

“Wow, loving the Firebase JS SDK. You can tell when developers really care.”

"Firebase has been a complete game-changer for our business. It helped us adapt to a difficult situation with the data we needed to improve our revenue stream while keeping users happy."

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

"I didn't have to spin up new servers, worry about additional capacity, or think about downtime. I just watched the number go up."

"Firebase was paramount in our attempt to fine-tune the monetization strategy and the implementation of new features throughout our apps. A/B testing became the go to analysis tool when introducing any new changes and it completely took guessing out of the picture."

“We launched the first Firebase product about an hour ago. It looks to be going swell, with the App Dashboard lighting up like christmas!”

"The first prototype of Pear Deck was written in just a few hours while I waited for a delayed airplane. Incredible! I slapped that together and popped it onto my teaching blog, and teachers used it thousands of times."

“Firebase Cloud Messaging meets our requirements perfectly.”

“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.”

"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 empowered our entire team to be more creative, because now we have a way to confidently and safely test our big ideas. It makes testing so easy that anyone on the team can run their own experiments."

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