# Exchange rate calculation ! vs 金钟反诈卫士

The clearest difference is update cadence: 金钟反诈卫士 at weekly against Exchange rate calculation !'s every 2 months. 金钟反诈卫士 also leads on rating (5.0 vs 4.6) and review sentiment (100% vs 90%). On price, ratings volume, ads and in-app purchases there is nothing between them.

Both are free to download. Exchange rate calculation ! sells 1 one-off in-app purchase and 金钟反诈卫士 sells 4 in-app purchases, starting at $0.99 per 6 months. Whichever you choose, the download price is not the number that matters.

金钟反诈卫士 holds the better App Store score, 5.0 against 4.6. Both are backed by a comparable volume of ratings — 85 and 82 respectively. Written reviews point the same way: 90% of Exchange rate calculation !'s written reviews are positive against 100% of 金钟反诈卫士's.

Exchange rate calculation ! ships an update every 2 months, 金钟反诈卫士 weekly. The most recent releases landed on October 16, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | Exchange rate calculation ! | 金钟反诈卫士 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.6 (85 ratings)](https://appshunter.io/ios/app/exchange-rate-calculation/id1053791609/reviews) | **[5.0 (82 ratings)](https://appshunter.io/ios/app/id1550035481/reviews)** |
| Number of ratings | **85** | 82 |
| Positive reviews | 89.7% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Weekly** |
| Monetization | Free with in-app purchases | — |
| Size | 8 MB | 20 MB |
| Requires iOS | 15.6 | **13.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [玺鑫 王](https://appshunter.io/developer/1063226587) | [方园 赵](https://appshunter.io/developer/1545370454) |

## 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 |


### 金钟反诈卫士

[App page](https://appshunter.io/ios/app/id1550035481)

**Features:** macOS Compatibility

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 半年会员 | $0.99 | per 6 months |
| 年度会员 | $1.99 | per year |
| 金钟罩半年会员 | $4.49 | per 6 months |
| 金钟罩年度会员 | $7.49 | per year |


## Frequently asked questions

### Is Exchange rate calculation ! free?

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

### Is 金钟反诈卫士 free?

金钟反诈卫士 is free to download, with in-app purchases available.

### Which has better reviews, Exchange rate calculation ! or 金钟反诈卫士?

金钟反诈卫士 is rated higher. Exchange rate calculation ! averages 4.6 out of 5 from 85 ratings, while 金钟反诈卫士 averages 5.0 from 82 ratings.

### Do Exchange rate calculation ! or 金钟反诈卫士 have ads?

Neither Exchange rate calculation ! nor 金钟反诈卫士 shows ads.

### Which is updated more often, Exchange rate calculation ! or 金钟反诈卫士?

Exchange rate calculation ! ships an update every 2 months, and 金钟反诈卫士 weekly. Most recently, Exchange rate calculation ! was updated on October 16, 2026 and 金钟反诈卫士 on October 14, 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.*