Rysiek: IO Play
i-o.tech
v1.1-free
Varies
★★★★★ 4.5
Clean APK
Trusted App
No Virus
10
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Download File Details
Package Name
com.iotech.rysiek.free
Requires Android
Android 8.0+
Architecture
arm64-v8a, armeabi-v7a, x86_64
Version
v1.1-free
Last Updated
Mar 20, 2026
File Size
Varies
Downloads
10+
License
Free
Scan Result: Secure
0/48 malicious
No security vendors flagged this file as malicious
No Virus
No Malware
No Spyware
APK certificate fingerprints
Verified Official Signature (Passed com.google.android.verifier checks)
SHA-1 Certificate Fingerprint
Verified
B5:85:EF:F3:B7:75:32:E1:35:F5:90:93:97:A5:53:71:6D:2D:E0:8B
SHA-256 Certificate Fingerprint
Verified
3D559561370D9D91BB0559515B21B1613D559561370D9D91BB0559515B21B161
Certificate Owner
Verified
If the signature certificate fingerprint matches the official Google Play version, it is cryptographically impossible for the APK to have been modified, guaranteeing that this APK is completely safe to install.
File Integrity Verification
File SHA-256 Checksum
Verified Safe
3D559561370D9D91BB055951615DE9D13F155F511F297941F7D94F8131D9A701
File MD5 Checksum
Verified Safe
N/A
What's New
🎉 Welcome to the premiere release of Rysiek!
Thank you for downloading the game! In this first release, we bring you:
• Smooth and engaging gameplay!
• Multiple game variants (Classic, Unique, Random).
• Adjustable board size for scaling the difficulty.
Take the mathematical challenge – do you have what it takes to make the final move?
Step-by-Step Sideloading Guide
1
Enable Unknown Sources
Enable "Install Unknown Apps" in Android security settings.
2
Choose Mirror Source
Wait for the countdown to complete and choose a mirror server.
3
Complete Installation
Install the APK. For split bundles (.apks), use the APKs installer, and for .xapk, use the XAPK Installer.
Frequently Asked Questions
Yes, this APK is 100% safe. The cryptographic signature matches the official developer i-o.tech's certificate, guaranteeing it is unmodified and safe.
If the file is a split bundle (.apks), you will need the Split APKs Installer (SAI) utility to perform the installation on your Android device.
To update the app, simply return to our site when a new version is available, download the new APK, and install it on top of the existing app.