OneTime

One-Time Password (OTP) iOS client

Features

• Add Software Two Factor Tokens using:

  • QR scanner in-app

  • Open otpauth URL

  • QR codes in saved images

  • Drag-and-drop QR code into app

  • Manually enter generator configuration

• Store tokens in iCloud Keychain

• Copy current factor code

• Edit the name of the issuer and account of tokens

• Search tokens by issuer, account, or comment content

• Supports tokens of:

  • 1 to 10 digits

    • The limitation of 10 digits is due to Section 5.3 of the HOTP specification. The largest value described is "2^{31}-1" (2147483647) which is 10 digits.

  • SHA1, MD5, SHA256, SHA384, SHA512, and SHA224 hashing algorithms

  • Time based factor with any time step/period

  • Counter based factor

Resources

RFC4226 (HOTP)

RFC6238 (TOTP)

mattrubin/OneTimePassword (Swift OTP library)

google/google-authenticator (Google OTP client)

Screenshots

iOS

watchOS

macOS

More

Screenshots Folder