"The API was so simple that we implemented all the communications and data synchronization in a bit more than a week."

"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 …

"We went from blindly trying to fix issues from vague user comments and incomplete stack traces to getting all the information we need to improve stability. Now we spend less energy on troubleshooting bugs and more time building amazing gaming experiences."

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

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

"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."

"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."

"Firebase completely freed our engineers from managing campaign infrastructure, and helped our team to be more effective and our campaigns to perform better—which is a huge win for us."

"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."

“Incredible first experience. I was able to get a completely custom, embedded chat client running in 30 mins. I really couldn't imagine how this could be easier.”

"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.”

“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.”

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

“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.”