# プレゼン時計 vs FlowTimer

The clearest difference is update cadence: FlowTimer at every 6 days against プレゼン時計's every 9 months. プレゼン時計's advantage is iOS requirement (15.0 vs 26.0). On price, ads, in-app purchases and device support there is nothing between them.

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

プレゼン時計 ships an update every 9 months, FlowTimer every 6 days. The most recent releases landed on October 1, 2026 and September 21, 2026 respectively.

## The numbers

| Metric | プレゼン時計 | FlowTimer |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 9 months | **Every 6 days** |
| Size | 42 MB | 8 MB |
| Requires iOS | **15.0** | 26.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Toru Kano](https://appshunter.io/developer/1839681467) | [CLEARBIX WORKS](https://appshunter.io/developer/1868965114) |

## What reviewers say

### プレゼン時計

[App page](https://appshunter.io/ios/app/id6757274912)

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

**In-app purchases:** none


### FlowTimer

[App page](https://appshunter.io/ios/app/flowtimer-visual-focus-timer/id6788403768)

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

**In-app purchases:** none


## Frequently asked questions

### Is プレゼン時計 free?

プレゼン時計 is free to download, with no in-app purchases.

### Is FlowTimer free?

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

### Do プレゼン時計 or FlowTimer have ads?

Neither プレゼン時計 nor FlowTimer shows ads.

### Which is updated more often, プレゼン時計 or FlowTimer?

プレゼン時計 ships an update every 9 months, and FlowTimer every 6 days. Most recently, プレゼン時計 was updated on October 1, 2026 and FlowTimer on September 21, 2026.

---

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