Authenticator Pro is a free open-source two factor authentication app for Android. It supports TOTP (Time Based) and HOTP (Counter Based) authenticators using either SHA1, SHA256 or SHA512 hashing algorithms. Mobile-Otp (mOTP) and Steam are also supported.
Please note, Authenticator Pro is currently only available on the IzzyOnDroid F-Droid repo (https://apt.izzysoft.de/fdroid/). You must first add this repository in the F-Droid client.
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Compatibility : Authenticator Pro is compatible with most providers and accounts.
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Backup / Restore : Backup your authenticators with strong encryption. In case you lose your or change phone, you can always gain access to your accounts. Save to cloud storage or to your device.
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Dark Mode : Authenticator Pro has a beautiful material design inspired look in either light or dark themes.
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Icons : Find your authenticators easily with recognisable brand logos and icons next to each code.
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Categories : Organise your authenticators into categories.
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Offline with few permissions : Authenticator Pro only requires a single permission and does not require Internet access to function.
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Customisation : Set icons and rename. You can also arrange your authenticators in any order you like so you can find them easily.
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Wear OS : Quickly view your authenticators directly from your watch. Please note that a connection to your Android device is required.
- Camera permission is required to add accounts through QR codes.