Can you delete photos from FaceApp?
Yes, you can delete photos from FaceApp at any time.
To delete recently edited photos from the cloud before the automatic 24-48 hour deletion, go to Settings → Privacy & Legal → Delete Cloud Photo Cache.
Photos you see in FaceApp are stored on your device. To delete them from the Last Edited view, tap the “X” in the upper right corner. To remove them completely, delete them in your device’s Photos or Gallery app.