STS - Soft Starter Simulation

STS allows users to find the right Siemens soft starter

Siemens AG · com.siemens.sts

Not rated yet 10K+ downloads v6.4.0 27.3 MB Android 12L+ PEGI 3 · Everyone

Download APK 27.3 MB All versions

Signature matches the Google Play version Details

STS - Soft Starter Simulation screenshot 1

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STS - Soft Starter Simulation screenshot 9

STS - Soft Starter Simulation screenshot 10

At a glance

Latest version: v6.4.0 (64000001)
Updated: May 10, 2026 (5 months ago)
APK size: 27.3 MB
Requires: Android 12L+ (API 32)
CPU support: ARM 64-bit
Category: Tools (app)
Listed since: Oct 26, 2020 (at least)
Permissions: 5 (2 sensitive)
Website: siemens.com/global/en/home/products/automation/industrial-controls/soft-starter.html
Developer contact: [email protected]
Privacy: Developer's privacy policy

About this APK

STS - Soft Starter Simulation is an app by Siemens AG in the Tools category, listed since at least October 2020. It includes native code only for ARM 64-bit, so it won't install on phones that can only run 32-bit apps.

Since version 6.3.2, the APK grew from 24.3 MB to 27.3 MB. Since version 6.2.0, the minimum Android version rose from 10 to 12L. It asks for 5 permissions, 2 of them sensitive: read shared storage and modify shared storage. It asks for the same permissions as version 6.3.2.

What's new in v6.4.0

Minor improvements and error corrections.

Description

From the listing uploaded by “appupdater”.

This application allows users to find the right Siemens soft starter for his specific application. Features: * Simulate a soft starter application based on your input data: ** Environment & supply ** Motor ** Load ** Starting parameters for the application ** Additional functions ** Starting profile * Select a suggested soft starter * Generate a report for a selected soft starter with the summary of the simulation and optional feeder main components * Direct access to selected soft starter data in the Siemens Industry Mall * Metrics: SI and Imperial * Languages: English, German, Chinese, French, Spanish, Portuguese, Turkish, Czech, Italian and Russian STS App will be continuously improved and updated like the desktop version. In the coming versions we will be adding new features to match the desktop version completely. For more information please visit: https://support.industry.siemens.com/cs/us/en/view/101494917 Terms of Use: By downloading this application you accept the SIEMENS End User License Agreement for mobile applications on https://support.industry.siemens.com/cs/us/en/view/101494917 Open Source components: All open source components can be accessed here: https://support.industry.siemens.com/cs/us/en/view/101494917 You should have your operating system up to date. Siemens provides app updates for the up-to-date version of the operating system. Older versions of the operating system may no longer be supported.

Version history

3 versions are listed, going back to v6.2.0. Since v6.4.0 it requires Android 12L+.

v6.4.0 LATEST May 10, 2026 27.3 MB TRUSTED v6.3.2 Jan 25, 2026 24.3 MB TRUSTED v6.2.0 Dec 16, 2025 34.7 MB TRUSTED

All 3 versions

Security & authenticity

Security rating: Trusted

Signing certificate

Signature matches the Google Play version Checked by the source store on May 10, 2026.
Certificate issued to “Conrad-Caine” 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 May 10, 2026
Validated against Google Play May 10, 2026
Signed byCN=Conrad Caine, OU=Conrad-Caine, O=Conrad-Caine, L=Pelotas, ST=Rio Grande do Sul, C=BR
Signing certificate (SHA-1)5C:03:3F:18:6F:D6:97:7B:8F:5B:03:32:50:53:1B:48:56:E3:E1:7E
File MD56c943d0abc142413107c083a39ef9be5
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.

Permissions (5)

STS - Soft Starter Simulation requests 5 permissions, 2 of them sensitive.

Modify shared storage Sensitive android.permission.WRITE_EXTERNAL_STORAGE
Read shared storage Sensitive android.permission.READ_EXTERNAL_STORAGE
Full network access android.permission.INTERNET
Internal broadcast protection (app-defined) com.siemens.sts.DYNAMIC_RECEIVER_NOT_EXPORTED_PERMISSION
View network connections android.permission.ACCESS_NETWORK_STATE

Required hardware & features

Basic touch input android.hardware.faketouch
Portrait screen android.hardware.screen.portrait

STS - Soft Starter Simulation APK: questions and answers

Is there a version of STS - Soft Starter Simulation for older Android phones?

The current version needs Android 12L or later. Version 6.3.2 is the newest listed build that installs on Android 12 and later. Get version 6.3.2 · 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 STS - Soft Starter Simulation 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 6c943d0abc142413107c083a39ef9be5.