# NanaTimer vs Climb Timer 集中力育成

The clearest difference is in-app purchases: NanaTimer at none against Climb Timer 集中力育成's 3. NanaTimer also leads on ads (none vs shown) and update cadence (weekly vs every 3 months). On price, device support and iOS requirement there is nothing between them.

Both are free to download. Climb Timer 集中力育成 sells 3 in-app purchases, starting at $1.99 per month. NanaTimer asks for nothing beyond the download.

NanaTimer ships an update weekly, Climb Timer 集中力育成 every 3 months. The most recent releases landed on November 8, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | NanaTimer | Climb Timer 集中力育成 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | **Weekly** | Every 3 months |
| Size | 4 MB | 182 MB |
| Requires iOS | **17.0** | 18.5 |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [JEONGUK SHIN](https://appshunter.io/developer/1755611007) | [YOSHIKI MIYAMOTO](https://appshunter.io/developer/1856627696) |

## What reviewers say

### NanaTimer

[App page](https://appshunter.io/ios/app/nanatimer-study-timer/id6511249582)

**Features:** macOS Compatibility

**In-app purchases:** none


### Climb Timer 集中力育成

[App page](https://appshunter.io/ios/app/climb-timer/id6755832269)

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 月額プラン | $1.99 | per month |
| 年額プラン | $9.99 | per year |
| 買い切りプラン | $29.99 | one-time |


## Frequently asked questions

### Is NanaTimer free?

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

### Is Climb Timer 集中力育成 free?

Climb Timer 集中力育成 is free to download, with in-app purchases available.

### Do NanaTimer or Climb Timer 集中力育成 have ads?

Climb Timer 集中力育成 shows ads; NanaTimer does not.

### Which is updated more often, NanaTimer or Climb Timer 集中力育成?

NanaTimer ships an update weekly, and Climb Timer 集中力育成 every 3 months. Most recently, NanaTimer was updated on November 8, 2026 and Climb Timer 集中力育成 on November 5, 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.*