Check who doesn't follow back on Instagram. Login not required.Accounts are shown in chronological order by default.
It works by comparing following.html with followers.html from the dumped Instagram archive without the need of interacting with Instagram servers to avoid a ban due to using third-party applications.
How to dump Instagram Archive On Mobile Devices: Your activity - Download your information - Request DownloadOn Computers: More - Settings - Privacy and security - Data download - Request download - Select HTMLLink to the official Instagram help centerHow to use this siteClick here for the tutorial