# にほんご電卓 vs UnitSnap

The clearest difference is in-app purchases: にほんご電卓 at none against UnitSnap's 1. にほんご電卓 also leads on update cadence (monthly vs every 4 months) and device support (3 vs 1). On price and ads there is nothing between them.

Both are free to download. UnitSnap sells 1 one-off in-app purchase. にほんご電卓 asks for nothing beyond the download.

にほんご電卓 ships an update monthly, UnitSnap every 4 months. The most recent releases landed on October 22, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | にほんご電卓 | UnitSnap |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/id1380990165/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | Yes | Yes |
| Update frequency | **Monthly** | Every 4 months |
| Size | 4 MB | 4 MB |
| Requires iOS | **15.6** | 17.6 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [KURAKUKOBO](https://appshunter.io/developer/1114525095) | [Chia-Chun Hsieh](https://appshunter.io/developer/908221958) |

## What reviewers say

### にほんご電卓

[App page](https://appshunter.io/ios/app/id1380990165)

**Features:** macOS Compatibility

**In-app purchases:** none


### UnitSnap

[App page](https://appshunter.io/ios/app/unitsnap/id6742785813)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $0.99 | one-time |


## Frequently asked questions

### Is にほんご電卓 free?

にほんご電卓 is free to download, with no in-app purchases.

### Is UnitSnap free?

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

### Do にほんご電卓 or UnitSnap have ads?

Both にほんご電卓 and UnitSnap show ads.

### Which is updated more often, にほんご電卓 or UnitSnap?

にほんご電卓 ships an update monthly, and UnitSnap every 4 months. Most recently, にほんご電卓 was updated on October 22, 2026 and UnitSnap on October 14, 2026.

---

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