Attero IRS
v4.2.0 · 10.4 MB · code 42000000
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File information
UpdatedMay 20, 2024
PublishedMay 20, 2021
Packagecom.safetychanger.attero.inspectionchanger
Versionv4.2.0 (42000000)
Size10.4 MB
MD5b6f3841e8e707bc49430399addc1f1f4
Min SDK22
ABIsx86, x86-64, armeabi-v7a, arm64-v8a
Malware scanUNKNOWN
Signature SHA143:4D:2A:C5:2C:AF:D2:0D:DB:16:24:E3:85:70:74:0D:66:8E:F1:78
SignerCN=Ruben Stolk, OU=Unknown, O=Safety Changer, L=Delft, ST=ZH, C=NL
Total downloads1,000
This version1,000
DeveloperCapptions
Age ratingEveryone
Security scan
UNKNOWN
- Developer signature verified 2024-05-20
- Scanned for malware 2024-05-20 11:07:04
- Signature SHA1 43:4D:2A:C5:2C:AF:D2:0D:DB:16:24:E3:85:70:74:0D:66:8E:F1:78
- File MD5 b6f3841e8e707bc49430399addc1f1f4
How to install Attero IRS v4.2.0 on Android 5.1 Lollipop+
Takes about 2 minutes. You'll need roughly 10.4 MB of free storage.
- Grab com.safetychanger.attero.inspectionchanger_42000000.apk — hit the Download button above (10.4 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 b6f3841e8e707bc4…. Any difference means the file is corrupted or tampered — delete and re-download.
- Open the APK — tap the download notification, or find com.safetychanger.attero.inspectionchanger_42000000.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=Ruben Stolk, OU=Unknown, O=Safety Changer, L=Delft, ST=ZH, C=NL. 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 UNKNOWN).
- Done — open Attero IRS — tap Open on the install screen, or find the Attero IRS icon in your app drawer (this build targets x86/x86-64/armeabi-v7a/arm64-v8a devices).
Common install errors for Attero IRS
- "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 5.1 Lollipop 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.