Why can't I install optrel?

The installation of optrel may fail because of the lack of device storage, poor network connection, or the compatibility of your Android device. Therefore, please check the minimum requirements first to make sure optrel is compatible with your phone.

How to check if optrel is safe to download?

optrel is safe to download on APKPure, as it has a trusted and verified digital signature from its developer.

How to download optrel old versions?

APKPure provides the latest version and all the older versions of optrel. You can download any version you want from here: All Versions of optrel

What's the file size of optrel?

optrel takes up around 49.7 MB of storage. It's recommended to download APKPure App to install optrel successfully on your mobile device with faster speed.

optrel

1K+Everyone

optrel
Feb 11, 2026

Trusted App

What's New in the Latest Version 1.2.3

Feb 9, 2026

- New firmware
- Minor bug fixes

APK Info

Package Name
ch.optrel.optrelApp
File Format
XAPK
Android OS
Android 5.0+ (Lollipop, API 21)
Architecture
arm64-v8a
Content Rating
Everyone
Signature
a12b4308672160c7f1a082e28aeeb5780dbff422
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Package Name
ch.optrel.optrelApp
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