Используйте приложение APKPure
Историческую версию Photo Encryption можно получить на Android
Зашифровать / расшифровать ваши фотографии с помощью закрытого ключа, и держать их в безопасности.
By using Photo Encryption (PE), you can keep your photos secure and safe, all you have to do is to load your photo, enter the Encryption/Decryption key, then your photo will be encrypted.
when you got the encrypted photo, It's not possible to view the original photo until you decrypt it using the same encryption key.
Now you can encrypt you photo, send it to anyone else by mail, messages or using anyway, and it will be safe and secure, so nobody can view it until he now its encryption key.