Retime: Study Timer & Planner
Not in any tracked top chart right now.
Updated 25 Oct 2026 · rankings refresh through the day
DeveloperRyo Iida
CategoryEducation
PriceFree
Released
Rating★ 4.7 (267)
Version2.22.0
Age rating4+
First seen by us
24 Oct 2026
Rating
4.7 ★
267 ratings
Measured
Retime: Study Timer & Planner on the App Store
App details
App ID
6736560691
Publisher
Ryo Iida
On the store since
Oct 2024
2 years on the store
Minimum OS
iOS 17.0+
iPhone XS and later
Devices
iPhone · iPad
Universal purchase
Content rating
4+
Languages
2
EN JA
Size
32 MB
Also listed in
Utilities
Where it ranks now
Every top chart it appears in across 30 countries.
| Country | Charts | Rank |
|---|---|---|
| Not charting right now. | ||
Ratings
App Store, worldwide.
Rating
4.7 ★
267 ratings
Measured
Ratings
267
Measured
About Retime: Study Timer & Planner
You're studying hard, but can't see any progress.
You make a plan, but somehow it always falls apart.
That feeling of "working hard but getting nowhere" — Retime changes that.
Retime is a study management app for serious learners, bringing together a timer, task management, and learning analytics in one place.
"Plan → Focus → Record → Analyze"
Complete this entire cycle in a single app. Your daily efforts become visible through graphs and numbers.
Students preparing for exams, professionals studying for certifications, language learners, building a reading habit——
Retime is here for anyone who is serious about reaching their goals.
Feature ① Task Management and Timer, Unified
・Manage daily tasks with a weekly calendar. Swipe smoothly between weeks
・Link tasks to your timer to accurately record what you studied and for how long
・Set up recurring tasks to automatically create your daily study routine
・Drag and drop to reschedule tasks with ease
・One glance at your to-do list tells you exactly what to study today
Feature ② Track Whether You're On Pace with Study Goals
・Set concrete goals like "finish 300 pages of this textbook by [date]"
・Automatically compare your recommended daily pace against your actual progress
・A predicted completion date is always shown, so you know at a glance whether you'll make it in time
・Manage multiple goals simultaneously — exam prep, certifications, reading, and more
Feature ③ Exam Countdown & Mock Exam Score Tracking
・Register your exam dates and see remaining days updated in real time
・Log your mock exam and practice test scores by subject
・Visualize your score trends with charts to see how much you've improved
Feature ④ Block Distracting Apps During Study Sessions
・Block apps like social media, YouTube, and games while you study
・Effective for breaking phone addiction
・Blocking is active only while the timer is running, so the quality of your study time goes up
Feature ⑤ Two Timer Modes: Pomodoro & Count-Up
・Use the Pomodoro timer to alternate between focused work and breaks, maximizing productivity
・Use the count-up timer to freely measure and log your study time
・Supports Dynamic Island and Lock Screen Live Activity — always keep an eye on your timer
・Check today's study time at a glance with the home screen widget
・Stay focused with background sounds like alpha waves, brown noise, rain, and ocean waves
Feature ⑥ Visualize Study Time to Stay Motivated
・View weekly and monthly study time trends in graph form
・See a subject-by-subject breakdown to understand where your time is going
・Browse your full session history in a timeline view
・Watching your efforts pile up keeps the motivation going
Feature ⑦ Customize to Make It Yours
・Set your own subject names and colors
・Change the app's theme color to match your style
Suitable for every learning scenario — students, professionals studying for certifications, language learners, and anyone building a reading habit.
Start recording a little every day, and keep moving tow
You make a plan, but somehow it always falls apart.
That feeling of "working hard but getting nowhere" — Retime changes that.
Retime is a study management app for serious learners, bringing together a timer, task management, and learning analytics in one place.
"Plan → Focus → Record → Analyze"
Complete this entire cycle in a single app. Your daily efforts become visible through graphs and numbers.
Students preparing for exams, professionals studying for certifications, language learners, building a reading habit——
Retime is here for anyone who is serious about reaching their goals.
Feature ① Task Management and Timer, Unified
・Manage daily tasks with a weekly calendar. Swipe smoothly between weeks
・Link tasks to your timer to accurately record what you studied and for how long
・Set up recurring tasks to automatically create your daily study routine
・Drag and drop to reschedule tasks with ease
・One glance at your to-do list tells you exactly what to study today
Feature ② Track Whether You're On Pace with Study Goals
・Set concrete goals like "finish 300 pages of this textbook by [date]"
・Automatically compare your recommended daily pace against your actual progress
・A predicted completion date is always shown, so you know at a glance whether you'll make it in time
・Manage multiple goals simultaneously — exam prep, certifications, reading, and more
Feature ③ Exam Countdown & Mock Exam Score Tracking
・Register your exam dates and see remaining days updated in real time
・Log your mock exam and practice test scores by subject
・Visualize your score trends with charts to see how much you've improved
Feature ④ Block Distracting Apps During Study Sessions
・Block apps like social media, YouTube, and games while you study
・Effective for breaking phone addiction
・Blocking is active only while the timer is running, so the quality of your study time goes up
Feature ⑤ Two Timer Modes: Pomodoro & Count-Up
・Use the Pomodoro timer to alternate between focused work and breaks, maximizing productivity
・Use the count-up timer to freely measure and log your study time
・Supports Dynamic Island and Lock Screen Live Activity — always keep an eye on your timer
・Check today's study time at a glance with the home screen widget
・Stay focused with background sounds like alpha waves, brown noise, rain, and ocean waves
Feature ⑥ Visualize Study Time to Stay Motivated
・View weekly and monthly study time trends in graph form
・See a subject-by-subject breakdown to understand where your time is going
・Browse your full session history in a timeline view
・Watching your efforts pile up keeps the motivation going
Feature ⑦ Customize to Make It Yours
・Set your own subject names and colors
・Change the app's theme color to match your style
Suitable for every learning scenario — students, professionals studying for certifications, language learners, and anyone building a reading habit.
Start recording a little every day, and keep moving tow
Latest updates
2.22.0
New Features & Improvements
- You can now view per-subject study trends as a graph from the Study Data screen.
- Background music is now downloaded on demand, which reduces the app’s install size. BGM is downloaded the first time you use it.
Bug Fixes
- Fixed a layout issue in the mini progress display when there are many focus/break sessions.
Thank you for using the app. We’ll keep working to make it better.