Comparison

Retime vs Study Time Memo

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Retime

This app helps serious learners track study progress with a unified timer, task management, and analytics. Visualize your efforts with graphs and numbers to stay motivated and achieve your academic or professional goals.

Highlights
  • Unified task management and timer
  • Study goal progress tracking
  • Exam countdown and score tracking
  • Distracting app blocking
  • Pomodoro and count-up timer modes
  • Study time visualization
  • Customizable subjects and themes
Features
Read full description

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 toward your goal.

About

Study Time Memo

Manually log your study sessions by subject and duration. Track your progress with weekly charts, streaks, and per-subject totals. Export your data for easy review.

Highlights
  • Register custom subjects
  • Manual minute logging
  • Add notes and dates
  • Weekly study charts
  • Per-subject totals
  • Day streaks
  • Home screen widget
Features
Read full description

■ About Study Time Memo A simple notebook for logging your study time by hand. Register your own subjects and enter the minutes each time you study. No timer, no GPS. ■ Features - Register any subject (name, emoji, color) - Log study time in minutes, entered manually - Add a date and a short note - See your weekly total at a glance - Per-subject totals and ranking - Day streaks to visualize consistency - Weekly study-time chart - Home screen widget showing this week's study ■ Who it's for - Students preparing for exams or certifications - Anyone balancing time across subjects - Building a daily study habit - People who prefer simple manual logging ■ Privacy Everything is stored on your device. No account or connection required. You can export your data as CSV. ■ Note This app is a tool for recording study time. It does not guarantee better grades or learning outcomes. All subject names and data shown are samples.

Screenshots

Retime4 screens
Study Time Memo3 screens

Verdict

The call

The clearest difference is update cadence: Retime at every 5 days against Study Time Memo's every 6 weeks. On price, rating, ratings volume and ads there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Retime sells 3 in-app purchases, starting at $1.99 per month and Study Time Memo sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 5.0 for Retime against 5.0 for Study Time Memo. Both are backed by a comparable volume of ratings — 1 and 1 respectively.

UpkeepUpdate frequency

Retime ships an update every 5 days, Study Time Memo every 6 weeks. The most recent releases landed on November 5, 2026 and October 31, 2026 respectively.

Scorecard1 real difference · 9 level
Retime versus Study Time Memo: the parameters behind the verdict, then further details
ParameterRetimeStudy Time Memo
PriceFreeFree
Rating5.0 (1 ratings)5.0 (1 ratings)
Positive reviews72.2% of reviews—
Number of ratings11
Update frequencyEvery 5 days — betterEvery 6 weeks
AdsYesYes
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhone, iPad — betteriPhone
Requires iOS17.017.0
Further details — not scored
Size30 MB5 MB
Age rating4+4+
DeveloperRyo Iida丽佳 施

Customer experience

Retime

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews18 reviews
Positive72.2%
Neutral5.6%
Negative22.2%

Study Time Memo

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

3 purchases

Retime

Subscriptions3
  • リタイム PRO 1ヶ月$1.991 Month
  • リタイム PRO 1年間$14.991 Year
  • リタイム PRO 1年間 キャンペーン1 Year trial$19.991 Year
1 purchases

Study Time Memo

One-time1
  • Remove Ads$0.99

Questions

Is Retime free?
Retime is free to download, with in-app purchases available.
Is Study Time Memo free?
Study Time Memo is free to download, with in-app purchases available.
Which has better reviews, Retime or Study Time Memo?
Retime and Study Time Memo are both rated 5.0 out of 5 on the App Store, from 1 and 1 ratings respectively.
Do Retime or Study Time Memo have ads?
Both Retime and Study Time Memo show ads.
Which is updated more often, Retime or Study Time Memo?
Retime ships an update every 5 days, and Study Time Memo every 6 weeks. Most recently, Retime was updated on November 5, 2026 and Study Time Memo on October 31, 2026.

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