Firebase authentication limits. Feb 7, 2021 · I am currently writing a project using Firebase for authentication purposes. Sep 18, 2025 · You can customize the email template that is used in Authentication section of the Firebase console, on the Email Templates page. It covers what Firebase Auth is, a summary of its pricing, and the best alternatives to Firebase Auth. If you stick with the "Spark Plan" (100% free) then you get a new restriction of 3000 Daily Active User logins. There are limits like the number of auth-related emails that can be sent per day, and how many requests per second it can handle. It describes its benefits, SMS, other forms of authentication, expenses and methods for implementation. Use the dashboard to gauge your usage over different time periods. Note: As a result of how the Sep 9, 2025 · Firebase Authentication with Identity Platform Firebase Authentication with Identity Platform is an optional upgrade that adds several new features to Firebase Authentication. Mar 20, 2025 · Firebase Auth Pricing 2025 Firebase Authentication’s latest pricing explained and the best alternatives This article provides an overview and breaks down the key details of Firebase Authentication. Jul 13, 2023 · Hello everyone, we have a Web App that has phone sign in with SMS OTP verification implemented using Firebase Authentication. xdhpd xwlye gwc gsfdgok laeu 4cu cqj z4bjs9 e88 vxcye18j