# StudyMgr vs s＊タイム

The clearest difference is in-app purchases: s＊タイム at none against StudyMgr's 2. s＊タイム also leads on ads (none vs shown) and update cadence (daily vs every 3 months). StudyMgr's advantage is iOS requirement (16.0 vs 26.5). On price and device support there is nothing between them.

Both are free to download. StudyMgr sells 2 in-app purchases, starting at $4.99 per month. s＊タイム asks for nothing beyond the download.

StudyMgr ships an update every 3 months, s＊タイム daily. The most recent releases landed on September 7, 2026 and September 18, 2026 respectively.

## The numbers

| Metric | StudyMgr | s＊タイム |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 3 months | **Daily** |
| Monetization | Free with in-app purchases | — |
| Size | 66 MB | 1 MB |
| Requires iOS | **16.0** | 26.5 |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [Hiroaki Abe](https://appshunter.io/developer/1554815876) | [Seigo Mizouchi](https://appshunter.io/developer/1880010064) |

## What reviewers say

### StudyMgr

[App page](https://appshunter.io/ios/app/studymgr-srsly-pomodoro-timer/id6587559877)

This app helps you focus on studying by limiting phone usage and employing the Pomodoro Technique. It aids in goal setting, progress tracking, and visualizing learning outcomes to build confidence and prevent addiction.

**Highlights:** Smartphone usage restriction, Goal and plan management, Pomodoro Technique timer, Visualize learning outcomes, Progress tracking, Customizable study plans

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro(monthly) | $4.99 | per month |
| Pro(Annual) | $29.99 | per year |


### s＊タイム

[App page](https://appshunter.io/ios/app/s/id6786271135)

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

**In-app purchases:** none


## Frequently asked questions

### Is StudyMgr free?

StudyMgr is free to download, with in-app purchases available.

### Is s＊タイム free?

s＊タイム is free to download, with no in-app purchases.

### Do StudyMgr or s＊タイム have ads?

StudyMgr shows ads; s＊タイム does not.

### Which is updated more often, StudyMgr or s＊タイム?

StudyMgr ships an update every 3 months, and s＊タイム daily. Most recently, StudyMgr was updated on September 7, 2026 and s＊タイム on September 18, 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.*