Master-O For Business
v4.15.0 · 16.9 MB · code 140
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File information
UpdatedApr 18, 2024
PublishedApr 20, 2021
Packageinspireone.mastero
Versionv4.15.0 (140)
Size16.9 MB
MD57a2d9d655e6ef3d478e23e4e9fc03fc3
Min SDK19
Malware scanTRUSTED
Signature SHA148:DB:4E:DB:FD:D2:1C:43:97:1B:69:8D:99:C5:24:0D:2D:6D:E8:8A
SignerCN=Kartik Mohla, OU=Master O, O=InspireOne pvt. ltd., L=Gurgaon, ST=Haryana, C=91
Total downloads100,000
This version100,000
DeveloperInspire One Technologies
Age ratingEveryone
What's new in v4.15.0
Minor bug fixes, Share Option enable, Notifications fixes
Security scan
TRUSTED
- Developer signature verified 2024-04-18
- Scanned for malware 2024-06-14 12:04:20
- Signature SHA1 48:DB:4E:DB:FD:D2:1C:43:97:1B:69:8D:99:C5:24:0D:2D:6D:E8:8A
- File MD5 7a2d9d655e6ef3d478e23e4e9fc03fc3
How to install Master-O For Business v4.15.0 on Android 4.4 KitKat+
Takes about 2 minutes. You'll need roughly 16.9 MB of free storage.
- Grab inspireone.mastero_140.apk — hit the Download button above (16.9 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 7a2d9d655e6ef3d4…. Any difference means the file is corrupted or tampered — delete and re-download.
- Open the APK — tap the download notification, or find inspireone.mastero_140.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=Kartik Mohla, OU=Master O, O=InspireOne pvt. ltd., L=Gurgaon, ST=Haryana, C=91. 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 Master-O For Business — tap Open on the install screen, or find the Master-O For Business icon in your app drawer.
Common install errors for Master-O For Business
- "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.