An unofficial calculator for all things Rucoy Online related!
About this app
Calculate various things related to Rucoy Online: * Training calculation : Input your stats and get which mob to train on! * Power training calculation : Know which mob to power-train on, based on your stats and class! * Offline training calculation : Know how much time is needed to level up a stat with offline training! * Damage calculation : Know how much damage you will deal to any mob in the game! * Skull calculation : Get how much gold you need to skull!
Works fully offline, has multiple languages, and is completely free! Say goodbye to Rucoy's Gold supporter and its session analytics!
Licensed under GPL-3.0-only, by helloyanis.
What's New in v9.1
Imported from the F-Droid repository index.
Version history
May 14, 2025 · 7.6 MB · Android API 24–35 · code 91
Imported from the F-Droid repository index.
SHA-256 7a652cbae6033c11430152f32c5acffe19c35825197f78418cbebe1b7bba0e14
May 2, 2025 · 7.6 MB · Android API 24–35 · code 90
Imported from the F-Droid repository index.
SHA-256 7b651c4efa5d1dfcfbb805e5edcb29c1463bccd9516f758e83bbd40748f9657e
Feb 26, 2025 · 7.5 MB · Android API 24–35 · code 87
Imported from the F-Droid repository index.
SHA-256 1f019eb8f370bd953e4b61818bec81c146807e9a01b99c89e5c6476996edbe82
Will it run on your device?
92%
- Runs on a broad range of modern Android versions.
- Multiple CPU architectures are covered.
- Aligned with the latest Android target SDK expectations.
Installation Guide
Open Settings on your Android device
Go to Security → Unknown sources (or Install unknown apps)
Enable "Allow from this source" for your browser or file manager
Open the downloaded APK file from your Downloads folder
Tap "Install" and wait for installation to complete
Launch the app from your home screen
Make sure to re-enable Unknown Sources restrictions after installation for security.
How to install this safely
How to verify the file you downloaded
Before you install anything, confirm the file is the one described here. On a computer, run shasum -a 256 your-download.apk (macOS or Linux) or certutil -hashfile your-download.apk SHA256 (Windows), then compare the output character-for-character with the SHA-256 on this page. If a single character differs, the file is not the build we recorded — delete it.
What the signing certificate proves
Every Android app is signed with a private key that only its developer holds. The fingerprint on this page is a hash of the matching public certificate, and it proves continuity rather than identity: it tells you a build came from whoever signed the earlier ones. Android enforces this at install time — if a package claiming to be com.helloyanis.rucoycalculator is signed with a different key, the system will refuse to install it over your existing copy. A fingerprint that changes between releases is worth pausing on, because a repackaged app that has been modified by someone else cannot keep the original signature.
How to roll back to an earlier version
If the current release misbehaves, 9.0 is the last build before it. Android will not install an older version code over a newer one, so you must uninstall Rucoy calculator first — which clears its local data unless you have a backup. Reinstall the older APK only if its signing fingerprint matches the build you already trust, and check the API range: an older release may target an Android version your device has moved past.
Why we list sources instead of hosting everything
The official store channel is almost always the right choice: it updates automatically and carries the publisher's own distribution guarantees. A direct APK is useful when a device has no store access, when a rollout has not reached your region, or when you need a specific version — and only when the publisher has authorized that copy. APKBrowse does not list pirated, cracked, or unauthorized rebuilds of Rucoy calculator, and a listing is removed when the evidence for it stops holding up.
Get Rucoy calculator
Every source we list for com.helloyanis.rucoycalculator is legality-reviewed. Pirated or cracked builds are never offered.
Other sources
F-Droid listing
officialF-Droid builds this app from source and signs it. This is its official listing, with older builds and full release notes.
Source code
verified publisherThe upstream repository this build is compiled from.
We check legality and signature continuity, but device behaviour still varies. Install at your own discretion.
App Information
Security Verification
We record provenance; we do not run malware scans. Verify the hash yourself before installing.
SHA-256 Hash
7a652cbae6033c11430152f32c5acffe19c35825197f78418cbebe1b7bba0e14
Signing certificate
bd1e2ebbb68f0c8f8b151624ea8d6c363eaf9b14ca74490973dae234a1fc9a1d
Permissions Required
What each permission lets Rucoy calculator do. A highlighted one is worth a second look — not necessarily wrong, just worth asking whether this app needs it.
Previous Versions
The signing certificate fingerprint for this release is on record, so a build that does not match it did not come from this publisher.
More Games apps
More from F-Droid
Report a problem with this listing
A listing is only as good as its corrections. If a source is broken, a signature looks wrong, or this app should not be here, tell the moderation team.