MOTORUN ENGINE TOOLS - PRO

Boost 4/2-stroke engines with MOTORUN PRO, great for racers & daily use

W.H.Sugiharto · id.motorun.tool

Not rated yet 500K+ downloads v5.2.8 7.6 MB Android 7.0+ PEGI 3 · Everyone

Download APK 7.6 MB All versions

Signature matches the Google Play version Details

At a glance

Latest version: v5.2.8 (100529)
Updated: Sep 30, 2026 (8 days ago)
APK size: 7.6 MB
Requires: Android 7.0+ (API 24)
CPU support: Any (no native code)
Category: Auto & Vehicles (app)
Listed since: Jul 15, 2021 (at least)
Permissions: 9
Website: motorun.id
Developer contact: [email protected]
Privacy: Developer's privacy policy

About this APK

MOTORUN ENGINE TOOLS - PRO is an app by W.H.Sugiharto in the Auto & Vehicles category, listed since at least July 2021. It has no native code, so it runs on any Android processor.

Since version 3.1.7, the APK grew from 4.2 MB to 7.6 MB and the minimum Android version rose from 4.0 to 7.0. It asks for 9 permissions, none of them sensitive. It asks for the same permissions as version 5.2.7. The app can read the advertising ID that ad and analytics services use.

What's new in v5.2.8

Minor Fix

Description

From the listing uploaded by “appupdater”.

MOTORUN ENGINE TOOLS PRO is an advanced tool for redesigning 4-stroke and 2-stroke engines, ideal for racers and daily modification enthusiasts. This tool provides precise calculations to enhance performance, from engine volume, camshaft, compression ratio, piston speed, to carburetor adjustments and racing exhausts. 4-Stroke Calculator Features: 🔥 Engine volume, duration, LSA, overlapping 🔥 Porting Polish, valves, lift, and diameter 🔥 Shim selection, compression ratios, piston speed 🔥 Safe RPM limits, ideal venturi size, reamer 🔥 Acceleration, potential top speed, final gear ratio 2-Stroke Calculator Features: 🔥 Engine volume capacity, dynamic compression ratio 🔥 Clearances, piston ring gap, head squish 🔥 Engine duration, porting, piston speed 🔥 Carburetor size, acceleration, potential top speed MOTORUN ENGINE TOOLS PRO is an essential tool for anyone looking to effectively and efficiently optimize engine performance.

Version history

5 versions are listed, going back to v3.1.7. New versions arrive here about every 2 weeks. Since v5.1.3 it requires Android 7.0+.

v5.2.8 LATEST Sep 30, 2026 7.6 MB TRUSTED v5.2.7 Sep 10, 2026 7.6 MB TRUSTED v5.2.2 Sep 9, 2026 9.7 MB TRUSTED v5.1.3 Aug 27, 2026 9.7 MB TRUSTED v3.1.7 Nov 22, 2025 4.2 MB TRUSTED

All 5 versions

Security & authenticity

Security rating: Trusted

Signing certificate

Signature matches the Google Play version Checked by the source store on Sep 30, 2026.
Certificate from Google Play App Signing Google keeps the signing key for the developer, so the certificate carries Google's name.
Same certificate as the 2 other versions checked

Store checks and file details

Developer signature verified Sep 30, 2026
Validated against Google Play Sep 30, 2026
Signed byCN=Android, OU=Android, O=Google Inc., L=Mountain View, ST=California, C=US
Signing certificate (SHA-1)C5:C2:57:1F:F2:F9:70:97:4F:50:63:2D:31:DC:23:6E:A4:14:A2:FE
File MD582dfa48933ccd2e2aec1ff01b048bd6e
Uploaded by “appupdater” Gold tier · 117,810 followers · uploading since 2020

Scans and ratings come from the source store; the certificate comparisons are AAPKs's own, made from the files' published signatures (2 other versions compared). AAPKs doesn't scan files itself — compare the MD5 and signer after downloading.

Permissions (9)

MOTORUN ENGINE TOOLS - PRO requests 9 permissions, none of them sensitive.

Access adservices ad id android.permission.ACCESS_ADSERVICES_AD_ID
Access adservices attribution android.permission.ACCESS_ADSERVICES_ATTRIBUTION
Access adservices topics android.permission.ACCESS_ADSERVICES_TOPICS
Advertising ID com.google.android.gms.permission.AD_ID
Full network access android.permission.INTERNET
Internal broadcast protection (app-defined) id.motorun.tool.DYNAMIC_RECEIVER_NOT_EXPORTED_PERMISSION
Prevent the device from sleeping android.permission.WAKE_LOCK
Run foreground services android.permission.FOREGROUND_SERVICE
View network connections android.permission.ACCESS_NETWORK_STATE

Required hardware & features

Basic touch input android.hardware.faketouch

MOTORUN ENGINE TOOLS - PRO APK: questions and answers

Is there a version of MOTORUN ENGINE TOOLS - PRO for older Android phones?

The current version needs Android 7.0 or later. Version 3.1.7 is the newest listed build that installs on Android 4.0 and later. Get version 3.1.7 · All versions

Can I install this APK over the version I already have?

Yes, if your installed copy is older. It is signed like the Google Play version, so Android installs it as an update and keeps your data.

Is the MOTORUN ENGINE TOOLS - PRO APK safe?

No one can promise that a file is safe, but some things can be checked. The source store rates this file Trusted. Its signature matches the Google Play version. It is signed with the same certificate as the 2 other versions checked. After downloading, check that the file's MD5 is 82dfa48933ccd2e2aec1ff01b048bd6e.