Best Online Encryption Products in 2025

OWUK provides cryptographic hash functions such as Secure Hash Algorithm, Base32, Base64, MD5 Generator, HTML and URL Encoder/Decoder tools.

Open Source free

AxCrypt - Password Protect Files With Strong Encryption. AxCrypt is the leading open source file encryption software for Windows.

Key Axcrypt features:

Strong Encryption User-Friendly Interface Cloud Storage Integration Key Sharing

Try for free Free Trial

SSuite Mercury Rising data security software is the best free online AES encryption-based app that runs directly inside your web browser using pure HTML5 and javascript code.

Key SSuite Mercury Rising features:

AES Encryption Data Import/Export Password Creator Documents

free

Duckist.com makes it easy to share passwords and other secret messages and files.

File-integrity verification with CRC-32, MD5, SHA-1, SHA-2 and SHA-3, integrated into Windows...

Key HashCheck Shell Extension features:

Ease of Use Supports Multiple Hash Algorithms Lightweight Open Source

AxCrypt - Password Protect Files With Strong Encryption. AxCrypt is the leading open source file encryption software for Windows.

Key Axcrypt features:

Strong Encryption User-Friendly Interface Cloud Storage Integration Key Sharing

Try for free Free Trial

Md5Checker is a free, faster, lightweight and easy-to-use tool to manage, calculate and verify MD5 checksum of multiple files/folders.

Key Md5Checker features:

Ease of Use Lightweight Quick Verification Freeware

RapidCRC is an open source CRC/MD5/SHA hashing program.

Key RapidCRC Unicode features:

Unicode Support Multiple Hash Algorithms Batch Processing Verification Against SFV Files

1Password can create strong, unique passwords for you, remember them, and restore them, all directly in your web browser.

Key 1Password features:

Strong Security Cross-Platform Support User-Friendly Interface Secure Sharing

paid Free Trial $36.0 / Annually

HashMyFiles is small utility that allows you to calculate the MD5 and SHA1 hashes of one or more files in your system.

Key HashMyFiles features:

Lightweight User-Friendly Interface Multiple Hash Algorithms Integration with Windows Explorer

checksum is a no-nonsense BLAKE2/SHA1/MD5 hashing tool for Windows.

Key checksum features:

User-Friendly Interface Multiple Checksum Algorithms Integration with Windows Explorer Batch Processing

Open Source

CryptoForge is handy-to-use file encryption program for individual and organization to get a reliable safety.

Key CryptoForge features:

Strong Encryption User-Friendly Interface File Compression Portable Encryption

MD5 & SHA Checksum Utility is a tool that allows you to generate CRC32, MD5, SHA-1, SHA-256, SHA-384 and SHA-512 hashes of single or multiple files. You can also verify hashes with the matching….