# Instant USD/JPY Calc! vs Split Bill TONTON

The clearest difference is price: Split Bill TONTON at Free against Instant USD/JPY Calc!'s $2.99. Split Bill TONTON also leads on in-app purchases (none vs 1) and update cadence (every 5 days vs every 3 months). Instant USD/JPY Calc!'s advantage is ads (none vs shown). On device support there is nothing between them.

Split Bill TONTON is free to download; Instant USD/JPY Calc! costs $2.99 up front. Instant USD/JPY Calc! sells 1 in-app purchase, starting at $1.99 per month. Split Bill TONTON asks for nothing beyond the download.

Instant USD/JPY Calc! ships an update every 3 months, Split Bill TONTON every 5 days. The most recent releases landed on October 10, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | Instant USD/JPY Calc! | Split Bill TONTON |
| --- | --- | --- |
| Price | $2.99 | **Free** |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | Every 3 months | **Every 5 days** |
| Size | 6 MB | 68 MB |
| Requires iOS | 17.0 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 12+ |
| Developer | [Shun Isayama](https://appshunter.io/developer/1578976556) | [tanabe daiki](https://appshunter.io/developer/1791958558) |

## What reviewers say

### Instant USD/JPY Calc!

[App page](https://appshunter.io/ios/app/instant-usdjpy-calc/id6737494483)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 広告非表示（初週無料） | $1.99 | per month |


### Split Bill TONTON

[App page](https://appshunter.io/ios/app/split-bill-tonton-settle-up/id6769416713)

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

**In-app purchases:** none


## Frequently asked questions

### Is Instant USD/JPY Calc! free?

Instant USD/JPY Calc! costs $2.99, and also offers in-app purchases.

### Is Split Bill TONTON free?

Split Bill TONTON is free to download, with no in-app purchases.

### Do Instant USD/JPY Calc! or Split Bill TONTON have ads?

Split Bill TONTON shows ads; Instant USD/JPY Calc! does not.

### Which is updated more often, Instant USD/JPY Calc! or Split Bill TONTON?

Instant USD/JPY Calc! ships an update every 3 months, and Split Bill TONTON every 5 days. Most recently, Instant USD/JPY Calc! was updated on October 10, 2026 and Split Bill TONTON 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.*