CT FIT

CT FIT is the app for smart band.

CT App Team · com.shirajo.ctfit

1.0 out of 5 (1 rating) 100K+ downloads v1.2.8.3 31.2 MB Android 5.0+ PEGI 3 · Everyone

Download APK 31.2 MB All versions

Signature matches the Google Play version Details

At a glance

Latest version: v1.2.8.3 (113)
Updated: Jun 18, 2026 (4 months ago)
APK size: 31.2 MB
Requires: Android 5.0+ (API 21)
CPU support: x86 32-bit, x86 64-bit, ARM (legacy), ARM 32-bit, ARM 64-bit
Graphics: OpenGL ES 2.0+
Category: Health & Fitness (app)
Listed since: Mar 16, 2021 (at least)
Permissions: 29 (13 sensitive)
Website: shirajo.com
Developer contact: [email protected]
Privacy: Developer's privacy policy

About this APK

CT FIT is an app by CT App Team in the Health & Fitness category, listed since at least March 2021. It includes native code for x86 32-bit, x86 64-bit, ARM (legacy), ARM 32-bit and ARM 64-bit, so it runs on practically every phone.

It asks for 29 permissions, 13 of them sensitive, including precise location, location in the background and camera. It asks for the same permissions as version 1.2.8.2.

What's new in v1.2.8.3

Fix bugs.

Description

From the listing uploaded by “appupdater”.

CT FIT smart band can track all-day activity, exercise, sleep, resting heart rate, exercise heart rate, and can display incoming calls and messages when connected to this CT FIT mobile application. With CT FIT runs on the phone, all data stored in smart band can be transferred to app and store in the phone.  CTFIT can display daily activity data including steps, calories burned, and distance. CTFIT also can display resting heart rate for 24 hours, exercise heart rate for the period of exercise, including highest heart rate and average heart rate. CTFIT can show sleep information including start/end time, light sleep time and deep sleep time. With the CTFIT we can set daily activity goals, alarm, and the time for reminders to move. All activity data recorded by CTFIT smart band with HR can be checked on the CT FIT app.

Version history

2 versions are listed, going back to v1.2.8.2.

v1.2.8.3 LATEST Jun 18, 2026 31.2 MB TRUSTED v1.2.8.2 Jun 22, 2026 31.2 MB TRUSTED

All 2 versions

Security & authenticity

Security rating: Trusted

Signing certificate

Signature matches the Google Play version Checked by the source store on Jun 18, 2026.
Certificate issued to “BitHealth” This is the certificate of the Google Play version.
Same certificate as the other version checked

Store checks and file details

Developer signature verified Jun 18, 2026
Validated against Google Play Jun 18, 2026
Signed byCN=BitHealth Product Release, OU=BitHealth R&D, O=BitHealth, L=Shenzhen, ST=Guangdong, C=CN
Signing certificate (SHA-1)FE:DB:17:6D:57:B5:34:C2:02:B4:62:5E:BE:ED:E1:33:86:AE:CB:D7
File MD53bf8156732983cd27746a5a00f82281c
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 (1 other version compared). AAPKs doesn't scan files itself — compare the MD5 and signer after downloading.

Permissions (29)

CT FIT requests 29 permissions, 13 of them sensitive.

Activity recognition Sensitive android.permission.ACTIVITY_RECOGNITION
Answer phone calls Sensitive android.permission.ANSWER_PHONE_CALLS
Approximate location Sensitive android.permission.ACCESS_COARSE_LOCATION
Call phone Sensitive android.permission.CALL_PHONE
Camera Sensitive android.permission.CAMERA
Location in the background Sensitive android.permission.ACCESS_BACKGROUND_LOCATION
Modify shared storage Sensitive android.permission.WRITE_EXTERNAL_STORAGE
Precise location Sensitive android.permission.ACCESS_FINE_LOCATION
Read call log Sensitive android.permission.READ_CALL_LOG
Read contacts Sensitive android.permission.READ_CONTACTS
Read phone status and identity Sensitive android.permission.READ_PHONE_STATE
Read shared storage Sensitive android.permission.READ_EXTERNAL_STORAGE
See all installed apps Sensitive android.permission.QUERY_ALL_PACKAGES
Bluetooth android.permission.BLUETOOTH
Bluetooth admin android.permission.BLUETOOTH_ADMIN
Change wifi state android.permission.CHANGE_WIFI_STATE
Control vibration android.permission.VIBRATE
Flashlight android.permission.FLASHLIGHT
Full network access android.permission.INTERNET
Google Play install referrer com.google.android.finsky.permission.BIND_GET_INSTALL_REFERRER_SERVICE
Kill background processes android.permission.KILL_BACKGROUND_PROCESSES
Persistent activity android.permission.PERSISTENT_ACTIVITY
Prevent the device from sleeping android.permission.WAKE_LOCK
Read logs android.permission.READ_LOGS
Request ignore battery optimizations android.permission.REQUEST_IGNORE_BATTERY_OPTIMIZATIONS
Run at startup android.permission.RECEIVE_BOOT_COMPLETED
Run foreground services android.permission.FOREGROUND_SERVICE
View Wi-Fi connections android.permission.ACCESS_WIFI_STATE
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
Portrait screen android.hardware.screen.portrait
Telephony (SIM) android.hardware.telephony
Wi-Fi android.hardware.wifi

CT FIT 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 CT FIT 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 other version checked. After downloading, check that the file's MD5 is 3bf8156732983cd27746a5a00f82281c.