# Exchange rate calculation ! vs 图片标注

The clearest difference is price: Exchange rate calculation ! at Free against 图片标注's $0.99. 图片标注's advantage is in-app purchases (none vs 1) and update cadence (every 3 weeks vs every 2 months). On ads, device support and iOS requirement there is nothing between them.

Exchange rate calculation ! is free to download; 图片标注 costs $0.99 up front. Exchange rate calculation ! sells 1 one-off in-app purchase. 图片标注 asks for nothing beyond the download.

Exchange rate calculation ! ships an update every 2 months, 图片标注 every 3 weeks. The most recent releases landed on October 24, 2026 and October 19, 2026 respectively.

## The numbers

| Metric | Exchange rate calculation ! | 图片标注 |
| --- | --- | --- |
| Price | **Free** | $0.99 |
| Rating | **[4.6 (85 ratings)](https://appshunter.io/ios/app/exchange-rate-calculation/id1053791609/reviews)** | — |
| Number of ratings | **85** | — |
| Positive reviews | 89.7% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 3 weeks** |
| Monetization | Free with in-app purchases | — |
| Size | 8 MB | 24 MB |
| Requires iOS | 15.6 | **15.1** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [玺鑫 王](https://appshunter.io/developer/1063226587) | [月霞 陈](https://appshunter.io/developer/1834548591) |

## What reviewers say

### Exchange rate calculation !

[App page](https://appshunter.io/ios/app/exchange-rate-calculation/id1053791609)

Easily convert currencies for over 200 countries with real-time rates. This tool offers custom conversion, rate fluctuation alerts, and is ideal for travelers and investors.

**Highlights:** Real-time exchange rates for 200+ countries, Customizable currency conversion, Rate fluctuation warning notifications, Forex real money pictures, Cross exchange rate calculation

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| VIP会员 | $3.99 | one-time |


### 图片标注

[App page](https://appshunter.io/ios/app/id6809093897)

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

**In-app purchases:** none


## Frequently asked questions

### Is Exchange rate calculation ! free?

Exchange rate calculation ! is free to download, with in-app purchases available.

### Is 图片标注 free?

图片标注 costs $0.99, with no in-app purchases.

### Do Exchange rate calculation ! or 图片标注 have ads?

Neither Exchange rate calculation ! nor 图片标注 shows ads.

### Which is updated more often, Exchange rate calculation ! or 图片标注?

Exchange rate calculation ! ships an update every 2 months, and 图片标注 every 3 weeks. Most recently, Exchange rate calculation ! was updated on October 24, 2026 and 图片标注 on October 19, 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.*