SmsZip is described as 'Lightweight Outlook add in that automatically compresses and encrypts email attachments before sending. All processing is performed entirely locally, without cloud services or external servers. Optionally, the password can be sent to the recipient via SMS' and is an app in the file sharing category. There are three alternatives to SmsZip for a variety of platforms, including Windows, Mac, Linux, Android and iPhone apps. The best SmsZip alternative is 7-Zip, which is both free and Open Source. Other great apps like SmsZip are GPG4Win and Digify.
Feature-rich archiving software with top-tier compression in 7z, integration in Windows Shell, AES-256 encryption, and multi-format support, including TAR, ZIP, RAR. Offers strong file management tools and a command line version for Linux/Unix systems.
Gpg4win enables users to securely transport emails and files with the help of encryption and digital signatures. Encryption protects the contents against an unwanted party reading it. Digital signatures make sure that it was not modified and comes from a specific sender.
Secure yet simple to use, Digify is the easiest way to track and protect confidential and proprietary documents being sharing online.
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