SynScan

twang · com.skywatcher.synscanapp

Not rated yet 5K+ downloads v2.4.31 108.2 MB Android 7.0+ PEGI 3 · Everyone

Download APK 108.2 MB All versions

Signature matches the Google Play version Details

At a glance

Latest version: v2.4.31 (107)
Updated: Nov 12, 2025 (11 months ago)
APK size: 108.2 MB
Requires: Android 7.0+ (API 24)
CPU support: x86 32-bit, x86 64-bit, ARM 32-bit, ARM 64-bit
Category: Tools (app)
Listed since: Jan 31, 2020 (at least)
Permissions: 17 (8 sensitive)
Website: skywatcher.com
Developer contact: [email protected]
Privacy: Developer's privacy policy

About this APK

SynScan is an app by twang in the Tools category, listed since at least January 2020. 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 1.17.0, the minimum Android version rose from 4.4 to 7.0. It asks for 17 permissions, 8 of them sensitive, including precise location, camera and record audio. Compared with version 1.19.12, it adds 13 new permissions (“Bluetooth advertise”, “Bluetooth connect”, “Bluetooth scan” and 10 more) and drops 2 (“View Wi-Fi connections” and “Change wifi state”).

What's new in v2.4.31

• Fix problem introduced in 2.4.27, where connection fails with mounts that don't support setting guide speed.

Description

From the listing uploaded by “catappult”.

The SynScan hand controller is now available as an app on your smart device. Use this app to control the AZ GTi mount or other Sky-Watcher or Orion telescope mounts fitted with a SynScan Wi-Fi adapter. This version of the SynScan app is suited for novice users using alt-azimuth mounts. This app supports ASCOM on Windows PC. Driver can be downloaded from www.skywatcher.com or www.telescope.com

Version history

3 versions are listed, going back to v1.17.0. Since v2.4.31 it requires Android 7.0+.

v2.4.31 LATEST Nov 12, 2025 108.2 MB TRUSTED v1.19.12 Nov 12, 2025 16.3 MB TRUSTED v1.17.0 Nov 12, 2025 15.6 MB TRUSTED

All 3 versions

Security & authenticity

Security rating: Trusted

Signing certificate

Signature matches the Google Play version Checked by the source store on Jun 15, 2024.
Certificate issued to “Pacific Telescope Corp.” 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 Jun 15, 2024
Validated against Google Play Jun 15, 2024
Signed byCN=Pacific Telescope Corp., O=Pacific Telescope Corp., L=Richmond, ST=BC, C=CA
Signing certificate (SHA-1)9F:E8:F1:B1:47:FB:85:D1:C6:C0:A6:BE:73:45:CD:F1:70:76:73:53
File MD52e94dea12055c2f8b4ec0d6dd67a538c
Uploaded by “catappult” Platinum tier · 1,377 followers · uploading since 2018

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 (17)

SynScan requests 17 permissions, 8 of them sensitive.

Approximate location Sensitive android.permission.ACCESS_COARSE_LOCATION
Bluetooth advertise Sensitive android.permission.BLUETOOTH_ADVERTISE
Bluetooth connect Sensitive android.permission.BLUETOOTH_CONNECT
Bluetooth scan Sensitive android.permission.BLUETOOTH_SCAN
Camera Sensitive android.permission.CAMERA
Modify shared storage Sensitive android.permission.WRITE_EXTERNAL_STORAGE
Precise location Sensitive android.permission.ACCESS_FINE_LOCATION
Record audio (microphone) Sensitive android.permission.RECORD_AUDIO
Access gps android.permission.ACCESS_GPS
Access location android.permission.ACCESS_LOCATION
Bluetooth android.permission.BLUETOOTH
Bluetooth admin android.permission.BLUETOOTH_ADMIN
Change network state android.permission.CHANGE_NETWORK_STATE
Control vibration android.permission.VIBRATE
Full network access android.permission.INTERNET
Modify audio settings android.permission.MODIFY_AUDIO_SETTINGS
View network connections android.permission.ACCESS_NETWORK_STATE

Required hardware & features

Bluetooth android.hardware.bluetooth
Camera android.hardware.camera
Basic touch input android.hardware.faketouch
Location android.hardware.location
Microphone android.hardware.microphone

SynScan APK: questions and answers

Is there a version of SynScan for older Android phones?

The current version needs Android 7.0 or later. Version 1.19.12 is the newest listed build that installs on Android 6.0 and later. Get version 1.19.12 · 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 SynScan 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 2e94dea12055c2f8b4ec0d6dd67a538c.