# Digital Simple Clock vs 高機能な電卓

The clearest difference is in-app purchases: 高機能な電卓 at none against Digital Simple Clock's 9. 高機能な電卓 also leads on ads (none vs shown). Digital Simple Clock's advantage is update cadence (every 3 days vs every 2 weeks) and iOS requirement (16.0 vs 26.0). On price and device support there is nothing between them.

Both are free to download. Digital Simple Clock sells 8 in-app purchases, starting at $1.99 per month. 高機能な電卓 asks for nothing beyond the download.

Digital Simple Clock ships an update every 3 days, 高機能な電卓 every 2 weeks. The most recent releases landed on November 3, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Digital Simple Clock | 高機能な電卓 |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Every 3 days** | Every 2 weeks |
| Monetization | Free with in-app purchases | — |
| Size | 226 MB | 3 MB |
| Requires iOS | **16.0** | 26.0 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Takahiro Hama](https://appshunter.io/developer/1534557976) | [Koki Komatsu](https://appshunter.io/developer/1796307607) |

## What reviewers say

### Digital Simple Clock

[App page](https://appshunter.io/ios/app/digital-simple-clock/id1534560717)

This utility app provides a clear digital clock with seconds, a stopwatch, and a count-up timer. It offers a large, simple display ideal for focus and can be used as a desk clock in landscape mode.

**Highlights:** Digital clock with seconds, Stopwatch functionality, Count-up timer, Landscape desk clock mode, Large, simple display

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

**In-app purchases (8)**

| Purchase | Price | Billing |
| --- | --- | --- |
| デジタルシンプル時計月額プラン | $1.99 | per month |
| デジタルシンプル時計年額プラン | $1.99 | per year |
| 年額プラン | $1.99 | per year |
| デジタルシンプル時計年額プラン | $4.99 | per year |
| 買い切りプラン | $1.99 | one-time |
| アプリ内課金 | $1.99 | one-time |
| 買い切りプラン | $2.99 | one-time |
| デジタルシンプル時計買い切り | $6.99 | one-time |


### 高機能な電卓

[App page](https://appshunter.io/ios/app/id6799535633)

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

**In-app purchases:** none


## Frequently asked questions

### Is Digital Simple Clock free?

Digital Simple Clock is free to download, with in-app purchases available.

### Is 高機能な電卓 free?

高機能な電卓 is free to download, with no in-app purchases.

### Do Digital Simple Clock or 高機能な電卓 have ads?

Digital Simple Clock shows ads; 高機能な電卓 does not.

### Which is updated more often, Digital Simple Clock or 高機能な電卓?

Digital Simple Clock ships an update every 3 days, and 高機能な電卓 every 2 weeks. Most recently, Digital Simple Clock was updated on November 3, 2026 and 高機能な電卓 on October 31, 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.*