App Intel

Crypto - Encryption Tools

LiveMichael Kokoschka4 apps · 430.3K installsToolsFree · contains adsIn-app purchases: $4.99 per itemcom.kokoschka.michael.crypto

Get in touch with cryptography. Learn, try & apply cryptographic functions.

Alert me★ WatchOpen in Play ↗
Total installs
259,493
exact · Play shows 100,000+
Installs / day
0
since last crawl
Rating
4.5★
2K ratings · 136 reviews
Released
19 Feb 2017
9.7y ago
Last update
31 Aug 2025
v5.6.1 · 1.1y ago
Countries
—
not checked yet

Install history

exact counter from Google Play
253.5K315.1K376.7K438.4K500K11 Oct12 Oct13 Oct
253.5K315.1K376.7K438.4K500K11 Oct12 Oct13 Oct

Installs per day · last 90 days

00.30.50.8112 Oct13 Oct13 Oct

Change timeline

Full history

No changes recorded yet. We compare every crawl with the previous one and list title, icon, screenshots, description, version, price and availability changes here.

Country availability

Availability has not been checked for this app yet. “Check all countries” looks the app up in about 140 Google Play storefronts and shows where it is live, listed but not installable, or missing — plus any country-specific (custom) store listings.

Top countries

Country data will be available soon.

We estimate where downloads come from using the app’s position in Google Play’s top charts in about 140 countries. This app is not in any chart we have collected yet; the estimate appears as soon as it is.

Top chart positions

Not in any tracked top chart.

App manifest

Read this app's manifest from Google Play: permissions, declared SDKs, components and AdMob app ID. Saved analysis appears here automatically.

Manifest analysis reads only the required APK ranges. Base APK downloads may need separate device splits to install.

Data safety

declared by the developer on Google Play
  • No data shared with third parties
  • No data collected
  • Data is encrypted in transit
  • No way to ask for data deletion

This is the developer's own declaration, summarised from the Play listing. The permissions below show what the app is technically able to access.

Permissions

5 in 2 groups
1 Sensitive1 Notable3 Routine

What this app can do with your phone

  • Use your camera to take photos and record videos
CameraSensitive1

Access to your camera to take photos and record video

  • Use your camera to take photos and record videostake pictures and videos · CAMERA
OtherNotable4

Access to miscellaneous device features that don't fit other categories

  • Keep your phone's processor or screen from going to sleep, which can use more batteryprevent device from sleeping · WAKE_LOCK
  • Check whether you are online and whether you use Wi-Fi or mobile dataview network connections · ACCESS_NETWORK_STATE
  • Connect to the internet to load content and send datafull network access · INTERNET
  • Make your phone vibratecontrol vibration · VIBRATE

Sensitive = can reach personal data, location, camera/mic or act on your behalf. Notable = changes how your device behaves. Routine = normal for almost every app. Source: Google Play's permission list for all versions of this app.

Store listing

Full description
Crypto - The unique cryptography app with numerous & useful features Suitable 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 [email protected]

What's new

v5.6.1 • Technical maintenance • Bugfixes

Growing in Tools

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