# イージータイマー シンプルでわかりやすい！キッズタイマー vs SHIKUMI

The clearest difference is in-app purchases: イージータイマー シンプルでわかりやすい！キッズタイマー at none against SHIKUMI's 1. イージータイマー シンプルでわかりやすい！キッズタイマー also leads on iOS requirement (13.0 vs 17.0). SHIKUMI's advantage is ads (none vs shown) and update cadence (every 2 months vs every 5 months). On price and device support there is nothing between them.

Both are free to download. SHIKUMI sells 1 one-off in-app purchase. イージータイマー シンプルでわかりやすい！キッズタイマー asks for nothing beyond the download.

イージータイマー シンプルでわかりやすい！キッズタイマー ships an update every 5 months, SHIKUMI every 2 months. The most recent releases landed on October 16, 2026 and October 13, 2026 respectively.

## The numbers

| Metric | イージータイマー シンプルでわかりやすい！キッズタイマー | SHIKUMI |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 83.3% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 5 months | **Every 2 months** |
| Monetization | Ad-supported | — |
| Size | 48 MB | 5 MB |
| Requires iOS | **13.0** | 17.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 17+ | 4+ |
| Developer | [yuki okada](https://appshunter.io/developer/1505937141) | [Koji Takahashi](https://appshunter.io/developer/1879689205) |

## What reviewers say

### イージータイマー シンプルでわかりやすい！キッズタイマー

[App page](https://appshunter.io/ios/app/id6449078976)

This app offers a visual countdown timer designed for young children, using intuitive shapes and colors to represent remaining time. It helps bridge the understanding gap of time for toddlers and can be customized with different colors and shapes.

**Highlights:** Visual countdown with shapes, Color-coded time representation, Customizable shapes (circle, square, star), Customizable colors (9 options), Simple interface for children, Aids in time communication

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

**In-app purchases:** none


### SHIKUMI

[App page](https://appshunter.io/ios/app/shikumi/id6790088140)

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

**In-app purchases (1)**

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


## Frequently asked questions

### Is イージータイマー シンプルでわかりやすい！キッズタイマー free?

イージータイマー シンプルでわかりやすい！キッズタイマー is free to download, with no in-app purchases.

### Is SHIKUMI free?

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

### Do イージータイマー シンプルでわかりやすい！キッズタイマー or SHIKUMI have ads?

イージータイマー シンプルでわかりやすい！キッズタイマー shows ads; SHIKUMI does not.

### Which is updated more often, イージータイマー シンプルでわかりやすい！キッズタイマー or SHIKUMI?

イージータイマー シンプルでわかりやすい！キッズタイマー ships an update every 5 months, and SHIKUMI every 2 months. Most recently, イージータイマー シンプルでわかりやすい！キッズタイマー was updated on October 16, 2026 and SHIKUMI on October 13, 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.*