IZ2UUF Morse Koch CW
v2.0.43330.0 · 4.4 MB · code 200433300
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File information
UpdatedFeb 4, 2026
PublishedDec 14, 2022
Packagenet.iz2uuf.cwkoch
Versionv2.0.43330.0 (200433300)
Size4.4 MB
MD59802445682a1be2e9c6a0826e87b82d0
Min SDK23
ABIsx86, x86-64, armeabi-v7a, arm64-v8a
Malware scanTRUSTED
Signature SHA1BD:71:E5:0C:E2:23:B2:1F:14:B5:84:0A:6A:06:A9:8D:DB:D1:8C:4A
SignerCN=Davide Achilli, OU=development, O=IZ2UUF, L=Cesano Boscone, ST=MI, C=IT
Total downloads100,000
This version100,000
DeveloperIZ2UUF
Age ratingEveryone
What's new in v2.0.43330.0
Removed PayPal option to comply to Google Play policy
Security scan
TRUSTED
- Developer signature verified 2026-02-04
- Signature SHA1 BD:71:E5:0C:E2:23:B2:1F:14:B5:84:0A:6A:06:A9:8D:DB:D1:8C:4A
- File MD5 9802445682a1be2e9c6a0826e87b82d0
How to install IZ2UUF Morse Koch CW v2.0.43330.0 on Android 6.0 Marshmallow+
Takes about 2 minutes. You'll need roughly 4.4 MB of free storage.
- Grab net.iz2uuf.cwkoch_200433300.apk — hit the Download button above (4.4 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 9802445682a1be2e…. Any difference means the file is corrupted or tampered — delete and re-download.
- Open the APK — tap the download notification, or find net.iz2uuf.cwkoch_200433300.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=Davide Achilli, OU=development, O=IZ2UUF, L=Cesano Boscone, ST=MI, C=IT. 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 IZ2UUF Morse Koch CW — tap Open on the install screen, or find the IZ2UUF Morse Koch CW icon in your app drawer (this build targets x86/x86-64/armeabi-v7a/arm64-v8a devices).
Common install errors for IZ2UUF Morse Koch CW
- "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.