# かんたん外貨家計簿 vs DuetShare

The clearest difference is ads: DuetShare at none against かんたん外貨家計簿's shown. DuetShare also leads on update cadence (every 4 days vs every 2 months) and iOS requirement (15.0 vs 17). On price, in-app purchases and device support there is nothing between them.

Both are free to download. かんたん外貨家計簿 sells 2 one-off in-app purchases and DuetShare sells 2 in-app purchases, starting at $0.99 per month. Whichever you choose, the download price is not the number that matters.

かんたん外貨家計簿 ships an update every 2 months, DuetShare every 4 days. The most recent releases landed on October 28, 2026 and October 4, 2026 respectively.

## The numbers

| Metric | かんたん外貨家計簿 | DuetShare |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/id6752359925/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 40.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 2 months | **Every 4 days** |
| Monetization | Free with in-app purchases | — |
| Size | 20 MB | 55 MB |
| Requires iOS | 17 | **15.0** |
| Devices | iPhone | **iPhone, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Ayumu Izumi](https://appshunter.io/developer/1822273057) | [GNOSFLARE](https://appshunter.io/developer/1875721941) |

## What reviewers say

### かんたん外貨家計簿

[App page](https://appshunter.io/ios/app/id6752359925)

Effortlessly manage finances across multiple currencies. This app automatically converts foreign currency transactions to Japanese Yen using daily exchange rates, simplifying tracking for travelers, expatriates, and investors.

**Highlights:** Supports 164 currencies worldwide, Automatic daily exchange rate updates, Automatic recording of recurring foreign payments, Visual spending analysis with graphs, Cloud data backup and restore, Manual and automatic transaction entry

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 広告の完全削除のみ(買い切り) | $1.99 | one-time |
| プレミアムプラン(買い切り) | $2.99 | one-time |


### DuetShare

[App page](https://appshunter.io/ios/app/duetshare/id6801848136)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Plus Monthly | $0.99 | per month |
| Plus Annual | $9.99 | per year |


## Frequently asked questions

### Is かんたん外貨家計簿 free?

かんたん外貨家計簿 is free to download, with in-app purchases available.

### Is DuetShare free?

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

### Do かんたん外貨家計簿 or DuetShare have ads?

かんたん外貨家計簿 shows ads; DuetShare does not.

### Which is updated more often, かんたん外貨家計簿 or DuetShare?

かんたん外貨家計簿 ships an update every 2 months, and DuetShare every 4 days. Most recently, かんたん外貨家計簿 was updated on October 28, 2026 and DuetShare on October 4, 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.*