All-purpose Tool Collection app icon

All-purpose Tool Collection

Useful tool collection that transforms your device into an all-purpose tool

JMMG Communications · com.jmmgc.jmmgtools

Not rated yet 100+ downloads v1.25 8.8 MB Android 4.4+ PEGI 3 · Everyone

At a glance

Latest version
v1.25 (19)
Updated
Oct 4, 2025 (1 year ago)
APK size
8.8 MB
Requires
Android 4.4+ (API 19)
CPU support
Any (no native code)
Category
Tools (app)
Permissions
2
Website
jmmgc.com
Developer contact
[email protected]
Privacy
Developer's privacy policy

About this APK

All-purpose Tool Collection is an app by JMMG Communications in the Tools category. It has no native code, so it runs on any Android processor.

It asks for 2 permissions, none of them sensitive.

Description

From the listing uploaded by “catappult”.

With the JMMG tools you always have all useful functions on your smartphone or tablet. From the conversion of values into different units to the determination of your own position – this tool collection has everything you need. Determine your IP address easily and quickly, calculate dates with the integrated calendar, mix your desired RGB colors with the color mixer and write down texts without annoying auto correction. With the route distant meter, different sound frequencies playback, analog clock and stopwatch, the JMMG tools are the perfect tool for every situation. 🏃 Important features: • Conversion of values into other units (kilometers/miles, degree Celsius/Fahrenheit, etc.) • Determine and save your own position • Calculate distances to large cities • Measure distances, e.g. jogging • Determine your own IP address • Calendar calculations, annual calendar • Color mixer for RGB colors • Type text without annoying auto correction, ideal for text input in a foreign language • Copy special characters to the clipboard • Generate different sound frequencies • Analog clock • Stopwatch Download the JMMG tools now and transform your Android device into an all-purpose tool!

Security & authenticity

Security rating: Trusted

Signing certificate

  • Certificate with Google's generic name Google Play App Signing gives the keys it manages this name, but anyone can put it in a certificate, so this alone proves nothing.

Store checks and file details

  • Developer signature verified Oct 4, 2025
  • Signed byCN=Android, OU=Android, O=Google Inc., L=Mountain View, ST=California, C=US
  • Signing certificate (SHA-1)2D:EB:55:F6:CD:49:52:A2:12:0B:AE:75:06:B9:96:82:23:63:15:23
  • File MD587528f6a1f3127d569b9f7f21a144262
  • Uploaded by “catappult” Platinum tier · 1,377 followers · uploading since 2018

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

Permissions (2)

All-purpose Tool Collection requests 2 permissions, none of them sensitive.

Required hardware & features

All-purpose Tool Collection APK: questions and answers

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

Only if it is signed with the same certificate as the copy on your phone and isn't an older version. If Android says “App not installed”, the certificates differ; uninstalling your copy first works but deletes its data unless it is backed up.

Is the All-purpose Tool Collection APK safe?

No one can promise that a file is safe, but some things can be checked. The source store rates this file Trusted. After downloading, check that the file's MD5 is 87528f6a1f3127d569b9f7f21a144262.

Tags

More Tools apps