# センサロガー vs Retime

The clearest difference is in-app purchases: センサロガー at none against Retime's 3. センサロガー also leads on ads (none vs shown) and iOS requirement (15.6 vs 17.0). On price and device support there is nothing between them.

Both are free to download. Retime sells 3 in-app purchases, starting at $1.99 per month. センサロガー asks for nothing beyond the download.

## The numbers

| Metric | センサロガー | Retime |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/retime-study-timer-and-planner/id6736560691/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | — | 72.2% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | — | Every 5 days |
| Monetization | — | Free with in-app purchases |
| Size | 3 MB | 30 MB |
| Requires iOS | **15.6** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Nobuo Ezaki](https://appshunter.io/developer/887754587) | [Ryo Iida](https://appshunter.io/developer/1506522991) |

## What reviewers say

### センサロガー

[App page](https://appshunter.io/ios/app/id6463695389)

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

**In-app purchases:** none


### Retime

[App page](https://appshunter.io/ios/app/retime-study-timer-and-planner/id6736560691)

This app helps serious learners manage their study time and track progress. It combines a timer, task management, and analytics to visualize daily efforts and ensure goals are met. Features include goal setting, exam countdowns, and app blocking to enhance focus.

**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:** macOS Compatibility, Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| リタイム PRO 1ヶ月 | $1.99 | per month |
| リタイム PRO 1年間 | $14.99 | per year |
| リタイム PRO 1年間 キャンペーン | $19.99 | per year |


## Frequently asked questions

### Is センサロガー free?

センサロガー is free to download, with no in-app purchases.

### Is Retime free?

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

### Do センサロガー or Retime have ads?

Retime shows ads; センサロガー does not.

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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.*