CNC Bolt Circle

CNC Bolt Circle Calculator will make it easy for you on the work shop floor

MicroTech StellaData AB · com.microtechstelladata.boltcircle.cncboltcircle

Not rated yet 10K+ downloads v1.0.2018.0702 2.9 MB Android 4.0+ PEGI 3 · Everyone

Download APK 2.9 MB All versions

Signature matches the Google Play version Details

At a glance

Latest version: v1.0.2018.0702 (18)
Updated: Nov 11, 2025 (11 months ago)
APK size: 2.9 MB
Requires: Android 4.0+ (API 14)
CPU support: Any (no native code)
Category: Productivity (app)
Listed since: Apr 26, 2021 (at least)
Permissions: 5 (3 sensitive)
Website: microtechstelladata.com
Developer contact: [email protected]
Privacy: Developer's privacy policy

About this APK

CNC Bolt Circle is an app by MicroTech StellaData AB in the Productivity category, listed since at least April 2021. It has no native code, so it runs on any Android processor.

It asks for 5 permissions, 3 of them sensitive: read phone status and identity, read shared storage and modify shared storage.

What's new in v1.0.2018.0702

Bug fixes

Description

From the listing uploaded by “appupdater”.

Ever felt the need to quickly calculate a bolt circle at the machine on the shop floop? This app will make it easy for you as a calculator. Easy to use and multiple possible outputs, including a simple point list, CNC g-code formatted list (Fanuc, Haas, Siemens compatibel) and Excel compatible CSV file. A comprehensive preview for a graphical view with support for sharing as a DXF file.

Security & authenticity

Security rating: Trusted

Signing certificate

Signature matches the Google Play version Checked by the source store on Nov 11, 2025.
Certificate issued to “MicroTech StellaData AB” This is the certificate of the Google Play version.

Store checks and file details

Developer signature verified Jun 5, 2024
Validated against Google Play Nov 11, 2025
Signed byCN=Mathias Nyman, OU=MicroTech StellaData AB, O=MicroTech StellaData AB, L=Huddinge, ST=Stockholm, C=SE
Signing certificate (SHA-1)A4:B9:C6:5B:2A:71:1C:29:D9:DE:58:F5:3F:09:14:3D:79:10:0D:B9
File MD55e74e16e21bc2146f0cecaa82ffe6727
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.

Permissions (5)

CNC Bolt Circle requests 5 permissions, 3 of them sensitive.

Modify shared storage Sensitive android.permission.WRITE_EXTERNAL_STORAGE
Read phone status and identity Sensitive android.permission.READ_PHONE_STATE
Read shared storage Sensitive android.permission.READ_EXTERNAL_STORAGE
Full network access android.permission.INTERNET
View network connections android.permission.ACCESS_NETWORK_STATE

Required hardware & features

Basic touch input android.hardware.faketouch

CNC Bolt Circle APK: questions and answers

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 CNC Bolt Circle 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. After downloading, check that the file's MD5 is 5e74e16e21bc2146f0cecaa82ffe6727.