Crypto - Encryption Tools5.6.1
Publisher Description
Get in touch with cryptography. Learn, try & apply cryptographic functions.
Crypto - The unique cryptography app with numerous & useful featuresSuitable for learning, testing & applying.
Explore cryptography - the magic behind cryptocurrencies like Bitcoin or Ethereum. Now with Blockchain related features. More coming soon!
Features
• Encryption
• Hashing
• Encoding/Decoding
• Mathematical functions
• Secure Communication Tools (Certificates & Key Exchange)
• Analysis
• Tools
This makes Crypto unique:
• Beautiful & modern Material Design
• Useful implemented features
• Info pages for a lot of functions (implementation details etc.)
• Sharing/Copy-pasting your texts & content made very easy & powerful
• Save frequently used functions as favorites
• Powerful Secure Communication Tools as an approach to provide secure encryption as a security add-on for every untrusted messaging or email service
Tools
Ciphers
• Caesar
• Vigenère
• Skytale
• Enigma
• DES
• 3DES
• AES
• Blowfish
• Twofish
• Serpent
• IDEA
• RC6
• RC4
• Salsa20
• ChaCha
Cryptanalysis
• Frequency Analysis
• Caesar Brute Force
• Factorization
Mathematics
• Primality Test (Fermat, Miller Rabin)
• Greatest Common Divisor & Multiplicative Inverse in a Field
• Euler's Totient Function
• Prime Search
• Find Divisors
Asymmetric Methods
• RSA
• Diffie Hellman
• DSA
• El Gamal
Hash & HMAC
• MD2
• MD4
• MD5
• RIPEMD
• SHA-1
• SHA-2
• SHA-3
• Tiger
• Whirlpool
• Gost3411
MAC - Message Authentication Code
• Skein
• Poly1305
• CMAC
KDF - Key Derivation Function
• HKDF
• Scrypt
Encoding/Decoding
• Base64
• Base58
• Hexadecimal
• Binary
• URL
• Morse Code
Other tools
• PEM Decoder
• RSA Modulus Converter
• QR Code Generator
• QR Code Decoder
• Advanced Base64 Encoding/Decoding
• Bitcoin Address Generator
Secure Communication Tools
• Certificates (RSA)
• Key Exchange (RSA Public Key Block Cipher Encryption)
• Signature (RSA/SHA256)
• Text Encryption (AES-256/GCM)
• File Encryption (AES-256/GCM)
Feedback
If you have any problems, suggestions or questions, please email to cryptotools.app@gmail.com
About Crypto - Encryption Tools
The company that develops Crypto - Encryption Tools is Michael Kokoschka. The latest version released by its developer is 5.6.1.
To install Crypto - Encryption Tools on your Android device, just click the green Continue To App button above to start the installation process. The app is listed on our website since 2025-08-31 and was downloaded 234 times. We have already checked if the download link is safe, however for your own protection we recommend that you scan the downloaded app with your antivirus. Your antivirus may detect the Crypto - Encryption Tools as malware as malware if the download link to com.kokoschka.michael.crypto is broken.
How to install Crypto - Encryption Tools on your Android device:
- Click on the Continue To App button on our website. This will redirect you to Google Play.
- Once the Crypto - Encryption Tools is shown in the Google Play listing of your Android device, you can start its download and installation. Tap on the Install button located below the search bar and to the right of the app icon.
- A pop-up window with the permissions required by Crypto - Encryption Tools will be shown. Click on Accept to continue the process.
- Crypto - Encryption Tools will be downloaded onto your device, displaying a progress. Once the download completes, the installation will start and you'll get a notification after the installation is finished.
Program Details
System requirements
Download information
Pricing
Version History
version 5.6.1
posted on 2025-08-31
v5.6.1
• Technical maintenance
• Bugfixes
version 5.6
posted on 2024-04-22
v5.6
• Option to generate hash values in uppercase letters
• Bugfixes
version 5.5.1
posted on 2024-04-15
v5.5
• Optimized file handling for SHA, Hash Collection & Backup
• Password flag & masking for key inputs in Security Tools and some others
• Option to disallow screen capturing when using the app
• SHA-224
• Bugfixes
version 5.4
posted on 2024-02-25
v5.4
• Optimized file handling for File Encryption
• Bugfixes
version 5.3
posted on 2024-02-10
v5.3
• Smoother page transitions
• Bugfixes
version 5.2
posted on 2024-01-30
v5.2
• New security concept: consolidated authentication options for keystore and own certificate
• Major technical upgrades under the hood
• Bugfixes
version 5.1.1
posted on 2023-02-14
v5.1.1
• Bugfixes
version 4.9
posted on 2022-03-20
v4.9
. Recovered storage & export functionalities (incl. SCT File Encryption & Backups)
. Optimized PRO version handling
. Bugfixes
In case of any issues or general feedback, send an email directly to cryptotools.app@gmail.com
version 4.8.2
posted on 2021-05-01
v4.8.2
Due to new Android security requirements, all export functions were removed at short notice. They will be replaced by compliant solutions in the future.
Feedback: cryptotools.app@gmail.com
version 4.8.1
posted on 2020-12-30
v4.8.1
. Bug fixes
Feedback: cryptotools.app@gmail.com