Oky Period Tracker App

Oky is for girls (age 10+) to learn about menstruation and track their periods!

UNICEF Digital Strategy · com.oky

Not rated yet 50K+ downloads v8.0.4 43.6 MB Android 7.0+ PEGI 3 · Everyone

Download APK 43.6 MB All versions

Signature matches the Google Play version Details

At a glance

Latest version: v8.0.4 (85)
Updated: Aug 12, 2026 (2 months ago)
APK size: 43.6 MB
Requires: Android 7.0+ (API 24)
CPU support: x86 32-bit, x86 64-bit, ARM 32-bit, ARM 64-bit
Category: Health & Fitness (app)
Listed since: Jun 9, 2023 (at least)
Permissions: 17 (4 sensitive)
Developer contact: [email protected]
Privacy: Developer's privacy policy

About this APK

Oky Period Tracker App is an app by UNICEF Digital Strategy in the Health & Fitness category, listed since at least June 2023. 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 7.8, the APK shrank from 50.4 MB to 43.6 MB and the minimum Android version rose from 5.0 to 7.0. It asks for 17 permissions, 4 of them sensitive, including record audio, read shared storage and display over other apps. It asks for the same permissions as version 8.0.0. The app can read the advertising ID that ad and analytics services use.

What's new in v8.0.4

Implementation of user verified period day functionality

Description

From the listing uploaded by “appupdater”.

Oky is a mobile app for girls (age 10+) that helps you to take control of your periods and your lives through a bit of fun! With Oky you can track how your period affects your body and mood so you can get to know you, get personalised predictions so you can plan ahead, and learn the facts with trustworthy information and tips to stay healthy and happy. Download it now and see how Oky can make your periods stress free!

Version history

3 versions are listed, going back to v7.8. Since v8.0.4 it requires Android 7.0+.

v8.0.4 LATEST Aug 12, 2026 43.6 MB TRUSTED v8.0.0 Oct 7, 2024 45.1 MB TRUSTED v7.8 Jun 13, 2024 50.4 MB TRUSTED

All 3 versions

Security & authenticity

Security rating: Trusted

Signing certificate

Signature matches the Google Play version Checked by the source store on Aug 12, 2026.
Certificate issued to “Unknown” 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 Aug 12, 2026
Validated against Google Play Aug 12, 2026
Signed byCN=Unknown, OU=Unknown, O=Unknown, L=Unknown, ST=Unknown, C=Unknown
Signing certificate (SHA-1)7E:B8:61:69:78:FE:FD:13:70:C6:0F:A6:3E:80:26:12:2F:ED:C7:80
File MD5a80ca6425938b7155e0615903d8b78cf
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 (17)

Oky Period Tracker App requests 17 permissions, 4 of them sensitive.

Display over other apps Sensitive android.permission.SYSTEM_ALERT_WINDOW
Modify shared storage Sensitive android.permission.WRITE_EXTERNAL_STORAGE
Read shared storage Sensitive android.permission.READ_EXTERNAL_STORAGE
Record audio (microphone) Sensitive android.permission.RECORD_AUDIO
Access adservices ad id android.permission.ACCESS_ADSERVICES_AD_ID
Access adservices attribution android.permission.ACCESS_ADSERVICES_ATTRIBUTION
Advertising ID com.google.android.gms.permission.AD_ID
Control vibration android.permission.VIBRATE
Full network access android.permission.INTERNET
Google Play install referrer com.google.android.finsky.permission.BIND_GET_INSTALL_REFERRER_SERVICE
Internal broadcast protection (app-defined) com.oky.DYNAMIC_RECEIVER_NOT_EXPORTED_PERMISSION
Modify audio settings android.permission.MODIFY_AUDIO_SETTINGS
Prevent the device from sleeping android.permission.WAKE_LOCK
Receive push notifications com.google.android.c2dm.permission.RECEIVE
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

Basic touch input android.hardware.faketouch
Microphone android.hardware.microphone
Wi-Fi android.hardware.wifi

Oky Period Tracker App APK: questions and answers

Is there a version of Oky Period Tracker App for older Android phones?

The current version needs Android 7.0 or later. Version 8.0.0 is the newest listed build that installs on Android 6.0 and later. It is an old build: apps that rely on online services may no longer connect when they are this old. Get version 8.0.0 · 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 Oky Period Tracker App 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 a80ca6425938b7155e0615903d8b78cf.