File Extensions list

Reference list of PC file extensions with matching applications

Duncan Watson · com.v1.fext

Not rated yet 5K+ downloads v1.0 842.2 KB Android 7.0+ PEGI 3 · Everyone

Download APK 842.2 KB All versions

Signature matches the Google Play version Details

At a glance

Latest version: v1.0 (11)
Updated: Dec 17, 2025 (10 months ago)
APK size: 842.2 KB
Requires: Android 7.0+ (API 24)
CPU support: Any (no native code)
Category: Tools (app)
Listed since: Apr 20, 2021 (at least)
Developer contact: [email protected]

About this APK

File Extensions list is an app by Duncan Watson in the Tools category, listed since at least April 2021. It has no native code, so it runs on any Android processor.

What's new in v1.0

Update for ongoing Google store compatibility.

Description

From the listing uploaded by “appupdater”.

A reference list of over 9,200 file extensions with brief details of what the file is used for or the application that opens it. Can search and filter by file type, extension, or file description. Alphabetic quick jump feature. NO ADVERTS!

Security & authenticity

Security rating: Trusted

Signing certificate

Signature matches the Google Play version Checked by the source store on Dec 17, 2025.
Certificate issued to “Duncan Watson” This is the certificate of the Google Play version.

Store checks and file details

Developer signature verified Dec 17, 2025
Validated against Google Play Dec 17, 2025
Signed byCN=Duncan Watson, L=Wellington, C=64
Signing certificate (SHA-1)99:B7:21:2D:22:A9:02:2E:A4:DF:32:FB:28:15:19:40:91:54:07:37
File MD582b017f43d506922d6e5fb027e8a8035
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. AAPKs doesn't scan files itself — compare the MD5 and signer after downloading.

Required hardware & features

Basic touch input android.hardware.faketouch