# 勉強専用タイマー | 勉強を一括管理 vs Study Timer & Time Tracker

The clearest difference is rating: 勉強専用タイマー | 勉強を一括管理 at 5.0 against Study Timer & Time Tracker's 4.2. 勉強専用タイマー | 勉強を一括管理 also leads on in-app purchases (none vs 1) and ads (none vs shown). Study Timer & Time Tracker's advantage is update cadence (every 4 days vs every 6 weeks) and review sentiment (85% vs 62%). On price and device support there is nothing between them.

Both are free to download. Study Timer & Time Tracker sells 1 one-off in-app purchase. 勉強専用タイマー | 勉強を一括管理 asks for nothing beyond the download.

勉強専用タイマー | 勉強を一括管理 holds the better App Store score, 5.0 against 4.2. That said, the two scores are not equally well evidenced: Study Timer & Time Tracker has 27 ratings behind it against 1, so its average is the more settled of the two. Written reviews complicate that: 62% of 勉強専用タイマー | 勉強を一括管理's written reviews are positive against 85% of Study Timer & Time Tracker's, so the app with the better star average is not the one people write more warmly about.

勉強専用タイマー | 勉強を一括管理 ships an update every 6 weeks, Study Timer & Time Tracker every 4 days. The most recent releases landed on October 4, 2026 and October 13, 2026 respectively.

## The numbers

| Metric | 勉強専用タイマー | 勉強を一括管理 | Study Timer & Time Tracker |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/id1484488124/reviews)** | [4.2 (27 ratings)](https://appshunter.io/ios/app/study-timer-and-time-tracker/id1644638467/reviews) |
| Number of ratings | 1 | **27** |
| Positive reviews | 61.5% of reviews | **84.5% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 6 weeks | **Every 4 days** |
| Monetization | **Free** | Ad-supported |
| Size | 13 MB | 34 MB |
| Requires iOS | **12.4** | 16.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Yusuke Otsuka](https://appshunter.io/developer/1484488123) | [WEBDIA INC.](https://appshunter.io/developer/1271616115) |

## What reviewers say

### 勉強専用タイマー | 勉強を一括管理

[App page](https://appshunter.io/ios/app/id1484488124)

This app helps users study more efficiently by creating custom study cycles with timed work and break periods. It leverages psychological effects like the "start effect" and "deadline effect" to boost concentration and make studying a habit. The app runs in the background and notifies users when a session ends, without excessive battery drain.

**Highlights:** Customizable study cycles, Timed work and break periods, Start and deadline effect utilization, Habit formation support, Background operation with notifications, Easy restart with previous settings

**Features:** macOS Compatibility

**In-app purchases:** none


### Study Timer & Time Tracker

[App page](https://appshunter.io/ios/app/study-timer-and-time-tracker/id1644638467)

Easily track your daily study sessions and visualize your progress with detailed history charts. This app helps you identify subjects needing more attention, encouraging balanced learning for improved academic performance.

**Highlights:** Record study time by subject, Register and manage subjects, View study history with graphs, Visualize time spent on weak subjects, Ad-supported free usage

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $2.99 | one-time |


## Frequently asked questions

### Is 勉強専用タイマー | 勉強を一括管理 free?

勉強専用タイマー | 勉強を一括管理 is free to download, with no in-app purchases.

### Is Study Timer & Time Tracker free?

Study Timer & Time Tracker is free to download, with in-app purchases available.

### Which has better reviews, 勉強専用タイマー | 勉強を一括管理 or Study Timer & Time Tracker?

勉強専用タイマー | 勉強を一括管理 is rated higher. 勉強専用タイマー | 勉強を一括管理 averages 5.0 out of 5 from 1 ratings, while Study Timer & Time Tracker averages 4.2 from 27 ratings.

### Do 勉強専用タイマー | 勉強を一括管理 or Study Timer & Time Tracker have ads?

Study Timer & Time Tracker shows ads; 勉強専用タイマー | 勉強を一括管理 does not.

### Which is updated more often, 勉強専用タイマー | 勉強を一括管理 or Study Timer & Time Tracker?

勉強専用タイマー | 勉強を一括管理 ships an update every 6 weeks, and Study Timer & Time Tracker every 4 days. Most recently, 勉強専用タイマー | 勉強を一括管理 was updated on October 4, 2026 and Study Timer & Time Tracker on October 13, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*