# KumamonCalc vs 1000digit Calc

The clearest difference is in-app purchases: 1000digit Calc at none against KumamonCalc's 1. 1000digit Calc also leads on ads (none vs shown) and update cadence (weekly vs every 3 months). KumamonCalc's advantage is iOS requirement (13.0 vs 15.0). On price, rating, ratings volume and device support there is nothing between them.

Both are free to download. KumamonCalc sells 1 one-off in-app purchase. 1000digit Calc asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 5.0 for KumamonCalc against 5.0 for 1000digit Calc. Both are backed by a comparable volume of ratings — 2 and 1 respectively.

KumamonCalc ships an update every 3 months, 1000digit Calc weekly. The most recent releases landed on October 23, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | KumamonCalc | 1000digit Calc |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (2 ratings)](https://appshunter.io/ios/app/kumamoncalc/id830364492/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/1000digit-calc/id6463856899/reviews) |
| Number of ratings | **2** | 1 |
| Positive reviews | 80.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 3 months | **Weekly** |
| Monetization | Free with in-app purchases | — |
| Size | 50 MB | 5 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [woodsmall inc.](https://appshunter.io/developer/708077492) | [Yukihiro Shioya](https://appshunter.io/developer/1565306192) |

## What reviewers say

### KumamonCalc

[App page](https://appshunter.io/ios/app/kumamoncalc/id830364492)

A straightforward calculator featuring the popular Kumamon character. It supports basic arithmetic, percentage calculations, and memory functions. Users can customize themes and toggle sound effects.

**Highlights:** Basic arithmetic operations, Percentage calculation, Memory function, Customizable themes, Sound ON/OFF option, 12-digit input support

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Advertising hide | $4.99 | one-time |


### 1000digit Calc

[App page](https://appshunter.io/ios/app/1000digit-calc/id6463856899)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is KumamonCalc free?

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

### Is 1000digit Calc free?

1000digit Calc is free to download, with no in-app purchases.

### Which has better reviews, KumamonCalc or 1000digit Calc?

KumamonCalc and 1000digit Calc are both rated 5.0 out of 5 on the App Store, from 2 and 1 ratings respectively.

### Do KumamonCalc or 1000digit Calc have ads?

KumamonCalc shows ads; 1000digit Calc does not.

### Which is updated more often, KumamonCalc or 1000digit Calc?

KumamonCalc ships an update every 3 months, and 1000digit Calc weekly. Most recently, KumamonCalc was updated on October 23, 2026 and 1000digit Calc on October 24, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*