testo Combustion

App to show measure data from the analyzers testo 320, 324, 327, 330, 340, 350

Testo SE & Co. KGaA · testo.android.reader

Not rated yet 50K+ downloads v2.32 8.5 MB Android 6.0+ PEGI 3 · Everyone

Download APK 8.5 MB All versions

Signature matches the Google Play version Details

Watch the testo Combustion trailer on YouTube

At a glance

Latest version: v2.32 (2320)
Updated: Sep 29, 2026 (10 days ago)
APK size: 8.5 MB
Requires: Android 6.0+ (API 23)
CPU support: Any (no native code)
Category: Tools (app)
Listed since: Feb 5, 2021 (at least)
Permissions: 6 (2 sensitive)
Website: testo.com
Developer contact: [email protected]
Privacy: Developer's privacy policy

About this APK

testo Combustion is an app by Testo SE & Co. KGaA in the Tools category, listed since at least February 2021. It has no native code, so it runs on any Android processor.

Since version 2.08, the APK grew from 5.3 MB to 8.5 MB and the minimum Android version rose from 2.2 to 6.0. It asks for 6 permissions, 2 of them sensitive: Bluetooth connect and Bluetooth scan. It asks for the same permissions as version 2.30.

What's new in v2.32

Fix View for Android 15 or later

Description

From the listing uploaded by “appupdater”.

Android App for the testo measure analyzers • testo 320 • testo 324 • testo 327-2 • testo 330 (for the testo 330i please use the testo 330i App ) • testo 335 • testo 340 • testo 350 (from 2011) You can only start and use the Combustion App if you have one of these Testo analyzers with built-in Bluetooth option. For the digital manifold testo 550 and 557 please use the Testo Refrigeration App . In conjuction with these analyzers the Combustion App can be used to: • start/stop the analyzer fom the Android smartphone or tablet • view the current measure values as table or chart on the Android Smartphone • save the current measure values as CSV or PDF file on the SD memory card • send this file as attachement of an email • print the current measure values on the testo printer 0554.0543, 0554.0620 or 0554.0621

Version history

4 versions are listed, going back to v2.08. Since v2.27 it requires Android 6.0+.

v2.32 LATEST Sep 29, 2026 8.5 MB TRUSTED v2.30 Feb 1, 2026 8.5 MB TRUSTED v2.27 Feb 1, 2026 8.3 MB TRUSTED v2.08 May 17, 2024 5.3 MB TRUSTED

All 4 versions

Security & authenticity

Security rating: Trusted

Signing certificate

Signature matches the Google Play version Checked by the source store on Sep 29, 2026.
Certificate issued to “Testo AG” This is the certificate of the Google Play version.
Same certificate as the 3 other versions checked

Store checks and file details

Developer signature verified Sep 29, 2026
Validated against Google Play Sep 29, 2026
Signed byCN=Winfried Strittmatter, OU=Software Development, O=Testo AG, L=Lenzkirch, ST=Baden-W?rttemberg, C=49
Signing certificate (SHA-1)C8:14:63:2F:EB:C9:B7:D5:F0:73:04:CD:5B:33:72:AF:4D:5E:D9:D0
File MD5cd037c32f2412a3de12c4c26dc952b77
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 (3 other versions compared). AAPKs doesn't scan files itself — compare the MD5 and signer after downloading.

Permissions (6)

testo Combustion requests 6 permissions, 2 of them sensitive.

Bluetooth connect Sensitive android.permission.BLUETOOTH_CONNECT
Bluetooth scan Sensitive android.permission.BLUETOOTH_SCAN
Bluetooth android.permission.BLUETOOTH
Bluetooth admin android.permission.BLUETOOTH_ADMIN
Full network access android.permission.INTERNET
Prevent the device from sleeping android.permission.WAKE_LOCK

Required hardware & features

Bluetooth android.hardware.bluetooth
Basic touch input android.hardware.faketouch

testo Combustion APK: questions and answers

Is there a version of testo Combustion for older Android phones?

The current version needs Android 6.0 or later. Version 2.08 is the newest listed build that installs on Android 2.2 and later. It is an old build: apps that rely on online services may no longer connect when they are this old. Get version 2.08 · 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 testo Combustion 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 3 other versions checked. After downloading, check that the file's MD5 is cd037c32f2412a3de12c4c26dc952b77.