Blue Switch
v3.9 · 7.8 MB · code 32
Verify you're human
Solve this to start the download.
File information
UpdatedApr 3, 2026
PublishedJul 17, 2021
Packagecom.codenia.blueswitch
Versionv3.9 (32)
Size7.8 MB
MD5ef5f717ffe9a9b7b33aec0eada03d988
Min SDK26
ABIsx86, x86-64, armeabi-v7a, arm64-v8a
Malware scanTRUSTED
Signature SHA1B1:CB:6F:09:B3:04:4F:D2:90:D3:3C:E1:88:55:D6:09:58:B0:C0:2C
SignerCN=Vitalij Sch?fer, O=Codenia, L=B?ckeburg, ST=Niedersachsen, C=DE
Total downloads10,000
This version10,000
DeveloperCodenia
Age ratingEveryone
What's new in v3.9
Bug fixes and improvements
Security scan
TRUSTED
- Developer signature verified 2026-04-03
- Signature SHA1 B1:CB:6F:09:B3:04:4F:D2:90:D3:3C:E1:88:55:D6:09:58:B0:C0:2C
- File MD5 ef5f717ffe9a9b7b33aec0eada03d988
How to install Blue Switch v3.9 on Android 8.0 Oreo+
Takes about 2 minutes. You'll need roughly 7.8 MB of free storage.
- Grab com.codenia.blueswitch_32.apk — hit the Download button above (7.8 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 ef5f717ffe9a9b7b…. Any difference means the file is corrupted or tampered — delete and re-download.
- Open the APK — tap the download notification, or find com.codenia.blueswitch_32.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=Vitalij Sch?fer, O=Codenia, L=B?ckeburg, ST=Niedersachsen, C=DE. 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 Blue Switch — tap Open on the install screen, or find the Blue Switch icon in your app drawer (this build targets x86/x86-64/armeabi-v7a/arm64-v8a devices).
Common install errors for Blue Switch
- "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 8.0 Oreo 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.