Wolf Whistle
v2.0 · 3 MB · code 20
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File information
UpdatedSep 6, 2025
PublishedJul 22, 2020
Packageinfo.sappls.wolfwhistle
Versionv2.0 (20)
Size3 MB
MD52d707d60974748c68f3e1c08b4d91353
Min SDK16
Malware scanTRUSTED
Signature SHA149:66:6C:25:0D:04:3A:3D:C7:E4:A2:8E:3A:48:67:A3:D0:8D:1E:E7
SignerCN=Android, OU=Android, O=Google Inc., L=Mountain View, ST=California, C=US
Total downloads1,000
This version1,000
DeveloperSiers Applications
Age ratingEveryone
What's new in v2.0
Rewrite
Security scan
TRUSTED
- Developer signature verified 2020-09-04
- Scanned for malware 2020-09-05 12:21:51
- Signature SHA1 49:66:6C:25:0D:04:3A:3D:C7:E4:A2:8E:3A:48:67:A3:D0:8D:1E:E7
- File MD5 2d707d60974748c68f3e1c08b4d91353
How to install Wolf Whistle v2.0 on Android API 16+
Takes about 2 minutes. You'll need roughly 3 MB of free storage.
- Grab info.sappls.wolfwhistle_20.apk — hit the Download button above (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 2d707d60974748c6…. Any difference means the file is corrupted or tampered — delete and re-download.
- Open the APK — tap the download notification, or find info.sappls.wolfwhistle_20.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 Wolf Whistle — tap Open on the install screen, or find the Wolf Whistle icon in your app drawer.
Common install errors for Wolf Whistle
- "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.