# Mon Change vs Ad Viternam

The clearest difference is in-app purchases: Mon Change at none against Ad Viternam's 6. Ad Viternam's advantage is update cadence (weekly vs every 3 weeks). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Ad Viternam sells 6 in-app purchases, starting at $5.99 per month. Mon Change asks for nothing beyond the download.

Mon Change ships an update every 3 weeks, Ad Viternam weekly. Both last shipped on October 24, 2026.

## The numbers

| Metric | Mon Change | Ad Viternam |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.0 (1 ratings)](https://appshunter.io/ios/app/mon-change/id1438419229/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 29.2% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Weekly** |
| Monetization | Free | — |
| Size | 114 MB | 51 MB |
| Requires iOS | **15.0** | 16.4 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 17+ |
| Developer | [CA des Savoie](https://appshunter.io/developer/1083517630) | [Ad Viternam](https://appshunter.io/developer/6791260726) |

## What reviewers say

### Mon Change

[App page](https://appshunter.io/ios/app/mon-change/id1438419229)

Easily buy and sell foreign currencies with real-time rates and notifications. Securely manage your exchange operations and simulate transactions. Access your account from smartphone, computer, or tablet.

**Highlights:** Real-time currency exchange rates, Buy/sell operations with known rates, Currency rate notifications, Forex simulation, Support for 16 foreign currencies, High daily transaction limit

**In-app purchases:** none


### Ad Viternam

[App page](https://appshunter.io/ios/app/ad-viternam/id6791260724)

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

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| AdViternam Duo | $5.99 | per month |
| AdViternam Early Pro | $14.99 | per month |
| AdViternam AVI | $49.99 | per month |
| AdViternam Duo Yearly | $59.99 | per year |
| AdViternam Early Pro Yearly | $129.99 | per year |
| AdViternam AVI yearly | $499.99 | per year |


## Frequently asked questions

### Is Mon Change free?

Mon Change is free to download, with no in-app purchases.

### Is Ad Viternam free?

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

### Do Mon Change or Ad Viternam have ads?

Neither Mon Change nor Ad Viternam shows ads.

### Which is updated more often, Mon Change or Ad Viternam?

Mon Change ships an update every 3 weeks, and Ad Viternam weekly. Most recently, Mon Change was updated on October 24, 2026 and Ad Viternam on October 24, 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.*