Blastup Instagram Follower Count - Blastup Instagram Follower Count is one of the most accurate tools for checking the number of followers of an Instagram account.
Notopass - Share your accounts without giving username/password
Famoid Instagram Follower Count Checker - Famoid Instagram Follower Count Checker is a decent web-based tool that gives you the opportunity to find the exact number of followers on an IG account 24/7.
1Password - 1Password can create strong, unique passwords for you, remember them, and restore them, all directly in your web browser.
Followers Gallery Instagram Followers Counter - Followers Gallery Instagram Followers Counter ensures everyone can get accurate and up-to-date IG followers count by providing them with followers counter tool.
SuperTokens - Open Source User Authentication - An Alternative to Auth0 / Firebase Auth / AWS Cognito