The Best 34 OneTime Alternatives

  • Outlook-Privacy-Plugin

    Outlook Privacy Plugin is a security extension for Outlook 2010. It enables Outlook 2010 to send and receive email messages that are encrypted and/or signed with the...

    Free Open Source Windows Microsoft Office Outlook GnuPG

  • Kruptos

    Lock and encrypt your photos, movies, files and folders using 256-bit file encryption. The trial version of Kruptos 2 Professional is fully complete with no...

    Freemium Windows Android

  • GostCrypt

    The Gostcrypt project has been launched at the end of 2013 as fork of the (late) Truecrypt project. It intends to go farther than ever. Since the late 70s, most of...

    Free Open Source Mac OS X Windows Linux

  • GoAnywhere OpenPGP Studio

    Desktop tool that makes it easy to protect files using the OpenPGP encryption standard.

    Free Mac OS X Windows Linux BSD OpenPGP

  • iGPMail

    iPGMail is an app that implements the OpenPGP standard (RFC 4880, RFC 6637) and allows the user to create and manage both public and private (RSA, DSA, ECDSA) PGP keys...

    Commercial

  • Krypta

    Background: In 2013, the people of the world learned that our privacy was being violated. This 'program' is known as PRISM, and involves the United...

    Commercial

  • CryptoForge

    Easy-to-use data encryption software to secure your information wherever it goes.

    Commercial Windows

  • DigiVault

    DigiVault is a portable, file-based encryption software for Windows. It helps you create and manage encrypted file containers or repositories for storing confidential...

    Freemium Windows

  • nCrypted Cloud

    nCrypted Cloud is a Privacy, Security, and Collaboration solution that gives users full control over their personal and corporate Dropbox data. nCrypted Cloud adds...

    Freemium Mac OS X Windows Android Web

  • oPenGP

    oPenGP is a solution to support OpenPGP standard (RFC 4880) on your iOS device.

    Commercial

  • Quick File Locker

    Do you want to protect private pictures, hide sensitive videos or lockdown documents? Do you want to ensure your privacy by locking, hiding and encrypting sensitive...

    Free Windows

  • VSFileEncrypt

    VSFileEncrypt is an easy to use file encryption program. You can encrypt any file you choose. To access the file again, you would need access to the password that was...

    Freemium Windows