# じかんをはかる vs Countdown & Interval Timer

The clearest difference is ads: Countdown & Interval Timer at none against じかんをはかる's shown. じかんをはかる's advantage is iOS requirement (15.0 vs 26.0). On price, update cadence, 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 Countdown & Interval Timer sells 4 in-app purchases, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.

Both ship on a similar rhythm, roughly every 5 days. The most recent releases landed on October 27, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | じかんをはかる | Countdown & Interval Timer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (2 ratings)](https://appshunter.io/ios/app/countdown-and-interval-timer/id6759101882/reviews)** |
| Number of ratings | — | **2** |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 5 days | Every 5 days |
| Monetization | — | Freemium |
| Size | 14 MB | 94 MB |
| Requires iOS | **15.0** | 26.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [HIROKI HAYASHI](https://appshunter.io/developer/1602465862) | [Tingogo Inc](https://appshunter.io/developer/1689008236) |

## 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 |


### Countdown & Interval Timer

[App page](https://appshunter.io/ios/app/countdown-and-interval-timer/id6759101882)

This app offers a versatile timer for various tasks, including focus sessions, training intervals, and everyday countdowns. Customize timers, run multiple simultaneously, and monitor progress with home screen widgets and live activities. Sync across devices via iCloud and enjoy a clean, ad-free interface.

**Highlights:** Multiple timer types (Pomodoro, Interval, Step), Customizable countdowns, Run multiple timers simultaneously, Home screen widgets and Live Activities, iCloud sync across devices, Ad-free experience

**Features:** macOS Compatibility

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Monthly | $2.99 | per month |
| Premium Yearly | $9.99 | per year |
| Lifetime Premium | $19.99 | one-time |
| Lifetime Premium | $39.99 | 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 Countdown & Interval Timer free?

Countdown & Interval Timer is free to download, with in-app purchases available.

### Do じかんをはかる or Countdown & Interval Timer have ads?

じかんをはかる shows ads; Countdown & Interval Timer does not.

### Which is updated more often, じかんをはかる or Countdown & Interval Timer?

じかんをはかる ships an update every 5 days, and Countdown & Interval Timer every 5 days. Most recently, じかんをはかる was updated on October 27, 2026 and Countdown & Interval Timer on October 28, 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.*