Jack's farm: learn programming
v21 · 9.8 MB · code 21
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File information
UpdatedJun 7, 2025
PublishedJan 19, 2021
Packagecom.sergeytropin.lifecode
Versionv21 (21)
Size9.8 MB
MD5da44fbc428913f51d7fc20f50bab4382
Min SDK19
Malware scanTRUSTED
Signature SHA1C3:E4:49:B3:6A:66:75:D7:0F:0A:7A:67:D8:CF:AB:A1:0C:2D:C9:56
SignerCN=Android, OU=Android, O=Google Inc., L=Mountain View, ST=California, C=US
Total downloads1,000
This version1,000
DeveloperSergey Tropin
Age ratingEveryone
What's new in v21
for Android 13
Security scan
TRUSTED
- Developer signature verified 2023-08-23
- Signature SHA1 C3:E4:49:B3:6A:66:75:D7:0F:0A:7A:67:D8:CF:AB:A1:0C:2D:C9:56
- File MD5 da44fbc428913f51d7fc20f50bab4382
How to install Jack's farm: learn programming v21 on Android 4.4 KitKat+
Takes about 2 minutes. You'll need roughly 9.8 MB of free storage.
- Grab com.sergeytropin.lifecode_21.apk — hit the Download button above (9.8 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 da44fbc428913f51…. Any difference means the file is corrupted or tampered — delete and re-download.
- Open the APK — tap the download notification, or find com.sergeytropin.lifecode_21.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 Jack's farm: learn programming — tap Open on the install screen, or find the Jack's farm: learn programming icon in your app drawer.
Common install errors for Jack's farm: learn programming
- "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 4.4 KitKat 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.