Smarter - Brain Training
v4.5.5 · 13.9 MB · code 85
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File information
UpdatedOct 1, 2025
PublishedMar 20, 2025
Packagenet.rention.smarter
Versionv4.5.5 (85)
Size13.9 MB
MD54fabf4df2a49d76f2c670d4a4f3fd14d
Min SDK23
ABIsx86, x86-64, armeabi-v7a, arm64-v8a
Malware scanTRUSTED
Signature SHA168:D8:89:0E:6B:FA:8D:F7:7C:49:8D:B6:62:95:C6:46:31:A6:58:C3
SignerCN=Android, OU=Android, O=Google Inc., L=Mountain View, ST=California, C=US
Total downloads1,000,000
This version1,000,000
DeveloperLaurentiu Popa | Rention
Age ratingEveryone
What's new in v4.5.5
Multiplayer Battles!
280 levels to play the best brain game!
280 levels to play the best brain game!
Security scan
TRUSTED
- Developer signature verified 2025-10-01
- Signature SHA1 68:D8:89:0E:6B:FA:8D:F7:7C:49:8D:B6:62:95:C6:46:31:A6:58:C3
- File MD5 4fabf4df2a49d76f2c670d4a4f3fd14d
How to install Smarter - Brain Training v4.5.5 on Android 6.0 Marshmallow+
Takes about 2 minutes. You'll need roughly 13.9 MB of free storage.
- Grab net.rention.smarter_85.apk — hit the Download button above (13.9 MB). If your browser warns about APK files, choose Keep or Download anyway — that warning fires on every APK, not just this one.
- Trust your browser to install — on Android 8+ go to Settings → Apps → Special access → Install unknown apps, pick the app you downloaded with (Chrome, Firefox, Files, etc.), and flip Allow from this source. On older Android, toggle Unknown sources under Security.
- (Optional) Verify the file — compute the MD5 of the downloaded APK and make sure it matches 4fabf4df2a49d76f…. Any difference means the file is corrupted or tampered — delete and re-download.
- Open the APK — tap the download notification, or find net.rention.smarter_85.apk in your Files app under Downloads, then tap it. Android's package installer will appear.
- Check the signer — the install screen will name the publisher. For this build it should read CN=Android, OU=Android, O=Google Inc., L=Mountain View, ST=California, C=US. If it doesn't match, cancel — you have the wrong file.
- Review permissions & tap Install — scroll the permission list, then confirm. If Play Protect flags it, tap Install anyway (this APK was scanned as TRUSTED).
- Done — open Smarter - Brain Training — tap Open on the install screen, or find the Smarter - Brain Training icon in your app drawer (this build targets x86/x86-64/armeabi-v7a/arm64-v8a devices).
Common install errors for Smarter - Brain Training
- "App not installed" — usually means an older or differently-signed version is already on your device. Uninstall it first, then retry. Your data may be lost unless you back it up.
- "Parse error" — the APK is for a newer Android than yours. This version needs Android 6.0 Marshmallow or later. Pick an older build from the versions list below.
- "There was a problem parsing the package" — the download was interrupted. Delete the file and re-download over Wi-Fi.
- Works on one phone but not another — this build ships x86/x86-64/armeabi-v7a/arm64-v8a native code. Devices with a different CPU will reject it.