Nut Bolt Puzzle Challenge icon

Nut Bolt Puzzle Challenge

v5.1 · 61.3 MB · code 51

608681f70ec2279773d95c6eaa037790 TRUSTED

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File information

UpdatedApr 17, 2026
PublishedJun 9, 2023
Packagecom.timuzsolutions.firetrucksimulator3d
Versionv5.1 (51)
Size61.3 MB
MD5608681f70ec2279773d95c6eaa037790
Min SDK24
ABIsarmeabi-v7a, arm64-v8a
Malware scanTRUSTED
Signature SHA159:31:3E:28:69:B7:2D:FA:79:5E:25:64:C9:EF:2F:62:16:DB:3A:9D
SignerC=91, ST=Andhrapradesh, L=hyderabad, O=timuz, OU=timuz solutions, CN=timuz solutions
Total downloads500,000
This version500,000
DeveloperTimuz
Age ratingEveryone

What's new in v5.1

Bug Fix

Security scan

TRUSTED
  • Developer signature verified 2026-04-17
  • Signature SHA1 59:31:3E:28:69:B7:2D:FA:79:5E:25:64:C9:EF:2F:62:16:DB:3A:9D
  • File MD5 608681f70ec2279773d95c6eaa037790

How to install Nut Bolt Puzzle Challenge v5.1 on Android 7.0 Nougat+

Takes about 2 minutes. You'll need roughly 61.3 MB of free storage.

  1. Grab com.timuzsolutions.firetrucksimulator3d_51.apk — hit the Download button above (61.3 MB). If your browser warns about APK files, choose Keep or Download anyway — that warning fires on every APK, not just this one.
  2. 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.
  3. (Optional) Verify the file — compute the MD5 of the downloaded APK and make sure it matches 608681f70ec22797…. Any difference means the file is corrupted or tampered — delete and re-download.
  4. Open the APK — tap the download notification, or find com.timuzsolutions.firetrucksimulator3d_51.apk in your Files app under Downloads, then tap it. Android's package installer will appear.
  5. Check the signer — the install screen will name the publisher. For this build it should read C=91, ST=Andhrapradesh, L=hyderabad, O=timuz, OU=timuz solutions, CN=timuz solutions. If it doesn't match, cancel — you have the wrong file.
  6. Review permissions & tap Install — scroll the permission list, then confirm. If Play Protect flags it, tap Install anyway (this APK was scanned as TRUSTED).
  7. Done — open Nut Bolt Puzzle Challenge — tap Open on the install screen, or find the Nut Bolt Puzzle Challenge icon in your app drawer (this build targets armeabi-v7a/arm64-v8a devices).
Common install errors for Nut Bolt Puzzle Challenge
  • "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 7.0 Nougat 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 armeabi-v7a/arm64-v8a native code. Devices with a different CPU will reject it.

All versions (1)

v5.1 LATEST CURRENT Apr 17, 2026 61.3 MB TRUSTED

All versions page