# じかんをはかる vs ClassicTimer

The clearest difference is update cadence: じかんをはかる at every 5 days against ClassicTimer's fortnightly. じかんをはかる also leads on iOS requirement (15.0 vs 17.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. じかんをはかる sells 1 one-off in-app purchase and ClassicTimer sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

じかんをはかる ships an update every 5 days, ClassicTimer fortnightly. Both last shipped on October 2, 2026.

## The numbers

| Metric | じかんをはかる | ClassicTimer |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | **Every 5 days** | Fortnightly |
| Size | 14 MB | 8 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [HIROKI HAYASHI](https://appshunter.io/developer/1602465862) | [10HALF LLC](https://appshunter.io/developer/1879009926) |

## What reviewers say

### じかんをはかる

[App page](https://appshunter.io/ios/app/for-child/id6444343099)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 広告非表示と機能制限の解除 | $0.99 | one-time |


### ClassicTimer

[App page](https://appshunter.io/ios/app/classictimer-kitchen-timer/id6760642418)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| ClassicTimer Pro | $1.99 | one-time |


## Frequently asked questions

### Is じかんをはかる free?

じかんをはかる is free to download, with in-app purchases available.

### Is ClassicTimer free?

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

### Do じかんをはかる or ClassicTimer have ads?

Both じかんをはかる and ClassicTimer show ads.

### Which is updated more often, じかんをはかる or ClassicTimer?

じかんをはかる ships an update every 5 days, and ClassicTimer fortnightly. Most recently, じかんをはかる was updated on October 2, 2026 and ClassicTimer on October 2, 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.*