TLV ToolBox

Turn your mobile device into a light & portable steam calculation tool.

TLV CO., LTD. · com.tlv.tlvtoolbox

Not rated yet 100K+ downloads v9.4 3.9 MB Android 5.0+ PEGI 3 · Everyone

Download APK 3.9 MB All versions

Signature matches the Google Play version Details

Watch the TLV ToolBox trailer on YouTube

At a glance

Latest version: v9.4 (19)
Updated: Nov 13, 2025 (11 months ago)
APK size: 3.9 MB
Requires: Android 5.0+ (API 21)
CPU support: x86 32-bit, x86 64-bit, ARM 32-bit, ARM 64-bit
Category: Tools (app)
Listed since: Apr 19, 2021 (at least)
Website: tlv.com/global
Developer contact: [email protected]

About this APK

TLV ToolBox is an app by TLV CO., LTD. in the Tools category, listed since at least April 2021. It includes native code for x86 32-bit, x86 64-bit, ARM 32-bit and ARM 64-bit, so it runs on practically every phone.

Since version 9.2, the minimum Android version rose from 4.0 to 5.0.

What's new in v9.4

Layout corruption issues affecting some devices have been resolved. Thanks to the ToolBox users who reported the issue.

Description

From the listing uploaded by “appupdater”.

Turn your mobile device into a light & portable steam calculation tool with TLV Toolbox. Reduce trips back and forth while working onsite with this valuable tool. Helpful for design or everyday maintenance of control valve stations, condensate recovery systems, and much more! ************************* FEATURES: - Steam Tables (saturated and superheated) - Steam Pipe Sizing - Condensate Pipe Sizing - Heating Calculations - Cv and Kv Values - Stall Point - and more... ************************* * About Us * TLV is internationally established, with companies in 13 countries. A network of over 100 distributors in more than 50 countries enables the speedy provision of engineering support throughout the world. TLV plays a leading role in the promotion of efficient energy systems and increased environmental conservation on a worldwide scale through its original products and services. For further information visit: www.tlv.com Contact us: https://www.tlv.com/en-us/contact-form

Version history

3 versions are listed, going back to v9.2. Since v9.3 it requires Android 5.0+.

v9.4 LATEST Nov 13, 2025 3.9 MB TRUSTED v9.3 Oct 24, 2024 3.9 MB TRUSTED v9.2 May 30, 2024 3.6 MB TRUSTED

All 3 versions

Security & authenticity

Security rating: Trusted

Signing certificate

Signature matches the Google Play version Checked by the source store on Nov 13, 2025.
Certificate issued to “tlv” This is the certificate of the Google Play version.
Same certificate as the 2 other versions checked

Store checks and file details

Developer signature verified Nov 13, 2025
Validated against Google Play Nov 13, 2025
Signed byCN=karino takashi, OU=systemdev, O=tlv, L=kakogawa, ST=hyogo, C=jp
Signing certificate (SHA-1)4C:F8:47:46:75:52:01:B4:3C:D8:84:BF:CB:85:56:FE:DA:C7:3D:49
File MD538f7209d0f1f49d54444cb93b07a7598
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.

Required hardware & features

Basic touch input android.hardware.faketouch

TLV ToolBox APK: questions and answers

Is there a version of TLV ToolBox for older Android phones?

The current version needs Android 5.0 or later. Version 9.2 is the newest listed build that installs on Android 4.0 and later. It is an old build: apps that rely on online services may no longer connect when they are this old. Get version 9.2 · 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 TLV ToolBox 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 38f7209d0f1f49d54444cb93b07a7598.