KEYTIME

An App for Smart Wear

KEYDIY co., Ltd · com.kd.smartwatch

Not rated yet 1K+ downloads v1.2.21 14 MB Android 4.4+ PEGI 3 · Everyone

Download APK 14 MB All versions

Signature matches the Google Play version Details

At a glance

Latest version: v1.2.21 (38)
Updated: Oct 14, 2025 (12 months ago)
APK size: 14 MB
Requires: Android 4.4+ (API 19)
CPU support: ARM (legacy), ARM 32-bit, ARM 64-bit
Category: Tools (app)
Listed since: Oct 20, 2020 (at least)
Permissions: 26 (7 sensitive)
Website: keydiy.com
Developer contact: [email protected]
Privacy: Developer's privacy policy

About this APK

KEYTIME is an app by KEYDIY co., Ltd in the Tools category, listed since at least October 2020. It includes native code for ARM (legacy), ARM 32-bit and ARM 64-bit, so it runs on practically every phone.

Since version 1.2.16, the APK shrank from 17.9 MB to 14 MB and the minimum Android version rose from 4.3 to 4.4. It asks for 26 permissions, 7 of them sensitive, including precise location, approximate location and read phone status and identity. It asks for the same permissions as version 1.2.19. The app can read the advertising ID that ad and analytics services use.

What's new in v1.2.21

1.Version optimization;

Description

From the listing uploaded by “appupdater”.

KEYTIME provides a variety of smart wearable devices to help people track their dialy health and fitness,while also working to encourage people to have healthier and more active lives. More new features: -24 hours heart rate monitoring * -Support healthy exercise detection -Phone message alert

Version history

4 versions are listed, going back to v1.2.16. Since v1.2.18 it requires Android 4.4+.

v1.2.21 LATEST Oct 14, 2025 14 MB TRUSTED v1.2.19 Oct 15, 2024 16.4 MB TRUSTED v1.2.18 Oct 4, 2024 18.1 MB TRUSTED v1.2.16 Jun 7, 2024 17.9 MB TRUSTED

All 4 versions

Security & authenticity

Security rating: Trusted

Signing certificate

Signature matches the Google Play version Checked by the source store on Oct 14, 2025.
Certificate issued to “???????????” This is the certificate of the Google Play version.
Same certificate as the 3 other versions checked

Store checks and file details

Developer signature verified Oct 14, 2025
Validated against Google Play Oct 14, 2025
Signed byCN=zhang, OU=yiche, O=???????????, L=SZ, ST=guangdong, C=CN
Signing certificate (SHA-1)AA:E4:D9:BE:4D:82:5F:5C:29:6A:23:80:81:C4:78:01:5E:B2:F6:9D
File MD5f83f07a3878f3260fa4c80f83a6d0fef
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 (3 other versions compared). AAPKs doesn't scan files itself — compare the MD5 and signer after downloading.

Permissions (26)

KEYTIME requests 26 permissions, 7 of them sensitive.

Approximate location Sensitive android.permission.ACCESS_COARSE_LOCATION
Bluetooth connect Sensitive android.permission.BLUETOOTH_CONNECT
Bluetooth scan Sensitive android.permission.BLUETOOTH_SCAN
Modify shared storage Sensitive android.permission.WRITE_EXTERNAL_STORAGE
Precise location Sensitive android.permission.ACCESS_FINE_LOCATION
Read phone status and identity Sensitive android.permission.READ_PHONE_STATE
Read shared storage Sensitive android.permission.READ_EXTERNAL_STORAGE
Access location extra commands android.permission.ACCESS_LOCATION_EXTRA_COMMANDS
Advertising ID com.google.android.gms.permission.AD_ID
Bluetooth privileged android.permission.BLUETOOTH_PRIVILEGED
Broadcast package added android.permission.BROADCAST_PACKAGE_ADDED
Broadcast package changed android.permission.BROADCAST_PACKAGE_CHANGED
Broadcast package install android.permission.BROADCAST_PACKAGE_INSTALL
Broadcast package replaced android.permission.BROADCAST_PACKAGE_REPLACED
Change network state android.permission.CHANGE_NETWORK_STATE
Change wifi state android.permission.CHANGE_WIFI_STATE
Foreground service connected device android.permission.FOREGROUND_SERVICE_CONNECTED_DEVICE
Full network access android.permission.INTERNET
Get tasks android.permission.GET_TASKS
Internal broadcast protection (app-defined) com.kd.smartwatch.DYNAMIC_RECEIVER_NOT_EXPORTED_PERMISSION
Prevent the device from sleeping android.permission.WAKE_LOCK
Restart packages android.permission.RESTART_PACKAGES
Run foreground services android.permission.FOREGROUND_SERVICE
Show notifications android.permission.POST_NOTIFICATIONS
View Wi-Fi connections android.permission.ACCESS_WIFI_STATE
View network connections android.permission.ACCESS_NETWORK_STATE

Required hardware & features

Bluetooth android.hardware.bluetooth
Basic touch input android.hardware.faketouch
Location android.hardware.location
Wi-Fi android.hardware.wifi

KEYTIME APK: questions and answers

Is there a version of KEYTIME for older Android phones?

The current version needs Android 4.4 or later. Version 1.2.16 is the newest listed build that installs on Android 4.3 and later. It is an old build: apps that rely on online services may no longer connect when they are this old. Get version 1.2.16 · 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 KEYTIME 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 3 other versions checked. After downloading, check that the file's MD5 is f83f07a3878f3260fa4c80f83a6d0fef.