# 学習タイマー（消音・ポモドーロ対応） > Perfect for libraries and study rooms! A study timer with silent, light, and vibration notifications. Also compatible with the Pomodoro Technique. Canonical page: [https://chrome-stats.com/d/com.made\_by\_oiro\_03\_timer](https://chrome-stats.com/d/com.made_by_oiro_03_timer) ## Overview - **ID:** `com.made_by_oiro_03_timer` - **Platform:** Android - **Type:** Android app - **Status:** Available - **Publisher:** oiro - **Category:** PRODUCTIVITY - **Downloads:** 6 - **Version:** Vre.6.0\_ProductVersion - **Last updated:** 2026-09-07 - **First published:** 2026-07-25 - **Publisher country:** JP - **Size:** 8.31 MB - **Data as of:** 2026-09-09 - **Store listing:** [Google Play Store](https://play.google.com/store/apps/details?id=com.made_by_oiro_03_timer) - **Website:** [https://oiro110.blogspot.com/](https://oiro110.blogspot.com/) - **Privacy policy:** [https://doc-hosting.flycricket.io/xue-xi-yong-taima-xiao-yin-ji-neng-fu-ki-privacy-policy/6045b33d-c3da-46c1-94e0-f3a6d1d86b5a/privacy](https://doc-hosting.flycricket.io/xue-xi-yong-taima-xiao-yin-ji-neng-fu-ki-privacy-policy/6045b33d-c3da-46c1-94e0-f3a6d1d86b5a/privacy) ## Description ***A Study Timer You Can Use Safely in Libraries and Study Rooms***

"I want to use a timer, but the sound will disturb those around me..."
This study timer, with its silent function, was developed to solve that problem.

It can be used safely in quiet environments such as libraries, study rooms, cafes, schools, and workplaces.

This app is recommended not only for students, but also for those studying for qualification exams or entrance exams, and anyone who wants to manage their time for work or reading.

【Main Features】
・Silent, Light, and Vibration Notifications
You can freely combine notification sounds, vibrations, and screen illumination to set notification methods.

・Pomodoro Timer
Manage focus time and break time to efficiently proceed with studying or working.

・Preset Function
You can save up to 3 frequently used times and start the timer with one tap.

・Change Notification Sound
You can set audio files from your device as notification sounds.

・Change Theme
Multiple themes are available, allowing you to change to your preferred design. Dark mode is also supported.

• Displays remaining time in the notification bar
You can check the remaining time from the notification bar even when the app is closed.

• Can be set up to 42 hours
Suitable for a wide range of uses, from short study sessions to long work sessions.

【Recommended for those who:】
• Are studying for entrance exams
• Are studying for certification exams
• Study in libraries or study rooms
• Want to utilize the Pomodoro Technique
• Want to manage their work, reading, or other work time

We will continue to add features and make improvements based on feedback from our users.

Please use this learning timer, which can be used safely even in quiet environments, for your daily studies and work. ## Rankings - #2,901,698 — Overall ## Permissions and access ### Permissions - `android.permission.ACCESS_ADSERVICES_AD_ID` - `android.permission.ACCESS_ADSERVICES_ATTRIBUTION` - `android.permission.ACCESS_ADSERVICES_TOPICS` - `android.permission.ACCESS_NETWORK_STATE` - `android.permission.FOREGROUND_SERVICE` - `android.permission.INTERNET` - `android.permission.POST_NOTIFICATIONS` - `android.permission.REQUEST_IGNORE_BATTERY_OPTIMIZATIONS` - `android.permission.VIBRATE` - `android.permission.WAKE_LOCK` - `com.google.android.gms.permission.AD_ID` - `com.made_by_oiro_03_timer.DYNAMIC_RECEIVER_NOT_EXPORTED_PERMISSION` ## Similar extensions and apps - [StudyPomo: Pomodoro Timer](https://chrome-stats.com/d/com.everythingabuad.studypomo) — 36 users - [pomo - Pomodoro Focus Timer](https://chrome-stats.com/d/com.rarzyu.pomodoro_timer) — 133 users - [Pomodoro Timer](https://chrome-stats.com/d/com.leosoft.pomodoro) — 18 users - [Sungong: Pomodoro Study Timer](https://chrome-stats.com/d/com.project.jjan.pomodoro) — 37 users - [Simple Timer: Easy & Minimal](https://chrome-stats.com/d/com.tareichi.timer) — 31 users - [Study Aide - Focus Study Timer](https://chrome-stats.com/d/com.pinkaide.studyaide) — 318,773 users, 4.63 / 5 - [Study Timer - Pomodoro Timer](https://chrome-stats.com/d/jp.thomsons.pomodoro) — 30,548 users - [Pomodoro Timer: Work & Study](https://chrome-stats.com/d/com.gauravsingh.pomodoro) — 202 users - [Pomodify: Study Timer & Focus](https://chrome-stats.com/d/com.pomodify.study) — 3,216 users - [Pomodoro Timer](https://chrome-stats.com/d/com.greatit.pomodoro) — 31 users - [Pomodoro Timer - Focus & Study](https://chrome-stats.com/d/com.hoppix.pomotimer) — 445 users - [Study Timer](https://chrome-stats.com/d/com.focuslab.studytimer.productivity.session) — 4 users --- Source: [Chrome-Stats](https://chrome-stats.com/d/com.made_by_oiro_03_timer)