BrainExer 2
v2.2.1 · 9.3 MB · code 9
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File information
UpdatedDec 12, 2020
PublishedDec 12, 2020
Packagecom.brxr.next
Versionv2.2.1 (9)
Size9.3 MB
MD5db3290eba5f0e61c8f02d762655a4601
Min SDK16
ABIsx86, armeabi-v7a
Malware scanTRUSTED
Signature SHA10A:F5:C8:4F:A6:45:56:47:8E:7A:C2:8A:E5:E9:77:38:6C:6E:5E:DC
SignerCN=Brain Exer, OU=BrainExer, O=BrainExer, L=Moscow, ST=Moscow, C=ru
Total downloads10,000
This version10,000
DeveloperBrainExer
Age ratingEveryone
What's new in v2.2.1
Calculatioan fix
Security scan
TRUSTED
- Developer signature verified 2020-12-12
- Scanned for malware 2021-01-25 23:51:30
- Signature SHA1 0A:F5:C8:4F:A6:45:56:47:8E:7A:C2:8A:E5:E9:77:38:6C:6E:5E:DC
- File MD5 db3290eba5f0e61c8f02d762655a4601
How to install BrainExer 2 v2.2.1 on Android API 16+
Takes about 2 minutes. You'll need roughly 9.3 MB of free storage.
- Grab com.brxr.next_9.apk — hit the Download button above (9.3 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 db3290eba5f0e61c…. Any difference means the file is corrupted or tampered — delete and re-download.
- Open the APK — tap the download notification, or find com.brxr.next_9.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=Brain Exer, OU=BrainExer, O=BrainExer, L=Moscow, ST=Moscow, C=ru. 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 BrainExer 2 — tap Open on the install screen, or find the BrainExer 2 icon in your app drawer (this build targets x86/armeabi-v7a devices).
Common install errors for BrainExer 2
- "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 API 16 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/armeabi-v7a native code. Devices with a different CPU will reject it.