# 勉強専用タイマー | 勉強を一括管理 vs StudyRank

The clearest difference is iOS requirement: 勉強専用タイマー | 勉強を一括管理 at 12.4 against StudyRank's 17.0. On price, review sentiment, update cadence and ads there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Both ship on a similar rhythm, roughly every 6 weeks. The most recent releases landed on October 20, 2026 and October 13, 2026 respectively.

## The numbers

| Metric | 勉強専用タイマー | 勉強を一括管理 | StudyRank |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/id1484488124/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 61.5% of reviews | 61.5% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 weeks | Every 6 weeks |
| Monetization | Free | Free |
| Size | 13 MB | 26 MB |
| Requires iOS | **12.4** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Yusuke Otsuka](https://appshunter.io/developer/1484488123) | [Yusuke Uemura](https://appshunter.io/developer/1597395122) |

## 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


### StudyRank

[App page](https://appshunter.io/ios/app/studyrank/id1597395120)

This app gamifies study time by converting your focused effort into virtual currency. Track your progress, share your achievements on social media, and review your past study sessions.

**Highlights:** Study timer with virtual currency conversion, SNS sharing of study time, Progress tracking and history, Gamified learning experience

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## 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 StudyRank free?

StudyRank is free to download, with no in-app purchases.

### Do 勉強専用タイマー | 勉強を一括管理 or StudyRank have ads?

Neither 勉強専用タイマー | 勉強を一括管理 nor StudyRank shows ads.

### Which is updated more often, 勉強専用タイマー | 勉強を一括管理 or StudyRank?

勉強専用タイマー | 勉強を一括管理 ships an update every 6 weeks, and StudyRank every 6 weeks. Most recently, 勉強専用タイマー | 勉強を一括管理 was updated on October 20, 2026 and StudyRank 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.*