At a glance
- Latest version
- v1.23 (23)
- Updated
- Feb 1, 2026 (8 months ago)
- APK size
- 6.9 MB
- Requires
- Android 5.0+ (API 21)
- CPU support
- Any (no native code)
- Category
- Tools (app)
- Listed since
- Jun 10, 2023 (at least)
- Permissions
- 14
- Website
- nyxcore.com
- Developer contact
- [email protected]
About this APK
Countdown Chronometer & Widget is an app by NyxCore in the Tools category, listed since at least June 2023. It has no native code, so it runs on any Android processor.
Since version 1.20, the APK shrank from 8 MB to 6.9 MB and the minimum Android version rose from 4.4 to 5.0. It asks for 14 permissions, none of them sensitive. Compared with version 1.22, it drops 1 permission: “Google Play install referrer”. The app can read the advertising ID that ad and analytics services use.
What's new in v1.23
Description
From the listing uploaded by “appupdater”.
Version history
3 versions are listed, going back to v1.20. Since v1.23 it requires Android 5.0+.
Security & authenticity
Signing certificate
- Signature matches the Google Play version Checked by the source store on Feb 1, 2026.
- Certificate issued to “nyxcore” 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 Feb 1, 2026
- Validated against Google Play Feb 1, 2026
- Signed byCN=helios, OU=it, O=nyxcore, L=th, ST=th, C=gr
- Signing certificate (SHA-1)7B:F8:20:36:42:44:69:C8:3B:36:10:0C:AB:41:CF:52:E0:1E:1D:B5
- File MD5de02fdec6d3b0c32f62062043e11cda4
- 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 (2 other versions compared). AAPKs doesn't scan files itself — compare the MD5 and signer after downloading.
Permissions (14)
Countdown Chronometer & Widget requests 14 permissions, none of them sensitive.
- Access adservices ad id android.permission.ACCESS_ADSERVICES_AD_ID
- Access adservices attribution android.permission.ACCESS_ADSERVICES_ATTRIBUTION
- Access adservices topics android.permission.ACCESS_ADSERVICES_TOPICS
- Add home-screen shortcuts com.android.launcher.permission.INSTALL_SHORTCUT
- Advertising ID com.google.android.gms.permission.AD_ID
- Disable keyguard android.permission.DISABLE_KEYGUARD
- Full network access android.permission.INTERNET
- Internal broadcast protection (app-defined) com.nyxcore.cronome.DYNAMIC_RECEIVER_NOT_EXPORTED_PERMISSION
- Prevent the device from sleeping android.permission.WAKE_LOCK
- Remove home-screen shortcuts com.android.launcher.permission.UNINSTALL_SHORTCUT
- Run at startup android.permission.RECEIVE_BOOT_COMPLETED
- Run foreground services android.permission.FOREGROUND_SERVICE
- Schedule exact alarms android.permission.SCHEDULE_EXACT_ALARM
- View network connections android.permission.ACCESS_NETWORK_STATE
Required hardware & features
- Basic touch input android.hardware.faketouch
Countdown Chronometer & Widget APK: questions and answers
Is there a version of Countdown Chronometer & Widget for older Android phones?
The current version needs Android 5.0 or later. Version 1.22 is the newest listed build that installs on Android 4.4 and later. It is an old build: apps that rely on online services may no longer connect when they are this old. Get version 1.22 · 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 Countdown Chronometer & Widget 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 de02fdec6d3b0c32f62062043e11cda4.
