Features & Capabilities

BT20 is a cutting-edge mobile application designed by TOPDON Technology to interface seamlessly with their 12V wireless battery load testers. This app enables users to perform precise battery assessments through load and charging tests, providing real-time voltage waveform diagrams for in-depth diagnostics.

Users can enjoy quick Bluetooth pairing, instant synchronization of test data on smartphones or tablets, and convenient sharing of results across multiple languages. BT20 simplifies battery maintenance technology, making it efficient and accessible for professional and personal use alike.

User Growth & Download Statistics

App
By:
Topdon
Downloads:
19,434 60
Rating:
3.30
(38)
Version:
1.70.003 Last updated: 2024-11-27
Version code:
1700
Creation date:
2022-05-11
Publisher country:
CN CN
Permissions:
  • android.permission.ACCESS_COARSE_LOCATION Very high risk
  • android.permission.ACCESS_FINE_LOCATION Very high risk
  • android.permission.CAMERA Very high risk
  • android.permission.GET_ACCOUNTS Very high risk
  • android.permission.READ_CONTACTS Very high risk
  • android.permission.READ_PHONE_STATE Very high risk
  • android.permission.READ_EXTERNAL_STORAGE High risk
  • android.permission.READ_MEDIA_AUDIO High risk
  • android.permission.READ_MEDIA_IMAGES High risk
  • android.permission.READ_MEDIA_VIDEO High risk
  • See more
Size:
24.62MB
Email:
su*****@topdon.com
URLs:
Privacy policy
Full description:
See detailed description
Source:
Google Play Store
Data ingested on:
2026-06-05
Compare stats and ranking:

Contact the developer

Chrome-Stats does not own this Android app. Please use these information below to contact the Android app developer.
Developed by:
Topdon
Google Play Store
https://play.google.com/store/apps/details?id=com.topdon.bt20
Email:
su*****@topdon.com

User Reviews

Users find the BT20 app generally user-friendly and effective for battery testing with good device connectivity and helpful features. However, many experience persistent Bluetooth connection problems, unnecessary permission requests, and firmware update errors. Some also note missing features like comprehensive test reports and measured CCA data. Despite these issues, customer service is praised by some users.
Pros
  • Connects well with compatible Bluetooth battery testers.
  • User-friendly and easy to use, even for beginners.
  • Provides useful battery testing functions and information.
  • Good customer service from the device manufacturer.
Cons
  • Frequent issues with Bluetooth connectivity across multiple devices.
  • App requests unnecessary permissions like access to photos, videos, location, and contacts.
  • Firmware update feature is buggy or does not work properly.
  • Battery Test function sometimes hangs or fails during operation.
  • Lack of comprehensive test reports (e.g., combined PDF reports) and missing measured CCA data in the app.
Recent reviews
Good app in general. I still can't understand some of its settings.
by Jo*****, 2024-07-31

Works with the reader I got from Amazon. Connects no problem and gives me all the information I need. Can't complain.
by Ma*****, 2024-03-05
View all user reviews ›

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