# Abacus & Calculator vs 日语数字上手

The clearest difference is price: 日语数字上手 at Free against Abacus & Calculator's $0.99. Abacus & Calculator's advantage is in-app purchases (none vs 1) and iOS requirement (9.0 vs 16.0). On update cadence, ads and device support there is nothing between them.

日语数字上手 is free to download; Abacus & Calculator costs $0.99 up front. 日语数字上手 sells 1 one-off in-app purchase. Abacus & Calculator asks for nothing beyond the download.

Abacus & Calculator ships an update every 28 months, 日语数字上手 every 27 months. Both last shipped on October 15, 2026.

## The numbers

| Metric | Abacus & Calculator | 日语数字上手 |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Rating | **[3.7 (15 ratings)](https://appshunter.io/ios/app/abacus-and-calculator/id480503511/reviews)** | — |
| Number of ratings | **15** | — |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 28 months | **Every 27 months** |
| Monetization | Paid | — |
| Size | 9 MB | 1 MB |
| Requires iOS | **9.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [方明 陈](https://appshunter.io/developer/320136914) | [龙飞 庄](https://appshunter.io/developer/1691085569) |

## What reviewers say

### Abacus & Calculator

[App page](https://appshunter.io/ios/app/abacus-and-calculator/id480503511)

This app combines a modern calculator with a traditional abacus for a unique calculation experience. It offers expression calculation and a history log, all optimized for iPad and other Apple devices.

**Highlights:** Classical keyboard, Expression calculating, Calculating history, Traditional abacus (Chinese/Japanese), iPad/iPhone/iPod Touch support

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

**In-app purchases:** none


### 日语数字上手

[App page](https://appshunter.io/ios/app/id6479565698)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Permanent Use | $0.99 | one-time |


## Frequently asked questions

### Is Abacus & Calculator free?

Abacus & Calculator costs $0.99, with no in-app purchases.

### Is 日语数字上手 free?

日语数字上手 is free to download, with in-app purchases available.

### Do Abacus & Calculator or 日语数字上手 have ads?

Neither Abacus & Calculator nor 日语数字上手 shows ads.

### Which is updated more often, Abacus & Calculator or 日语数字上手?

Abacus & Calculator ships an update every 28 months, and 日语数字上手 every 27 months. Most recently, Abacus & Calculator was updated on October 15, 2026 and 日语数字上手 on October 15, 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.*