A: Because it is an unofficial app not signed by Google. Upload the APK to VirusTotal . If only 1/60 antivirus flags it (usually "Generic"), it is a false positive. If 5+ flag it, delete it—you have a fake.
: TGStat results typically link back to a specific Telegram post. Ensure you are clicking the "View in Telegram" or "Open Channel" button to access the actual .apk or installation file. Tgstat App Fix Download
: Developers can "download" and use the TGStat Stat API to pull data into their own applications or spreadsheets. A: Because it is an unofficial app not signed by Google