Uninstalling the iPhone app
Before uninstalling: If you use Call Screener, you must deactivate it to avoid missed calls. Go to Settings, tap Deactivate Call Screener, and follow the on-screen instructions.
Long-press the Hiya Spam Blocker app icon
Tap Remove App → Delete App
⚠ Important: Disable Call Screener first (iPhone)
If you delete or uninstall the app with Call Screener active, your calls will still be forwarded. To disable all call forwarding for your number, dial one of these codes from your device’s default Phone app:
Verizon: *73
AT&T / T-Mobile: ##004#
Other carriers: Try ##004# or ##21#
Uninstalling the Android app
Before uninstalling: If you use Call Screener (available in v15.0.0 and later), deactivate it before uninstalling to avoid missed calls. Go to Settings → Call Screening & Visual Voicemail, tap Deactivate, and follow the on-screen instructions.
Go to Settings → Apps (called App Manager on some Samsung phones)
Find and tap Hiya
Tap Uninstall
Or find Hiya: Spam Blocker on the Google Play Store and tap Uninstall.
⚠ Important: Disable Call Screener first (Android)
If you delete the app with Call Screener active, your calls will continue to be forwarded. To disable all call forwarding for your number, dial one of these codes from your device’s default Phone app:
Verizon: *73
AT&T / T-Mobile: ##004#
Other carriers: Try ##004# or ##21#