# SubDisplay vs ExchangeMate

The clearest difference is in-app purchases: ExchangeMate at none against SubDisplay's 1. SubDisplay's advantage is ads (none vs shown) and update cadence (weekly vs every 10 months). On price, device support and iOS requirement there is nothing between them.

Both are free to download. SubDisplay sells 1 one-off in-app purchase. ExchangeMate asks for nothing beyond the download.

SubDisplay ships an update weekly, ExchangeMate every 10 months. The most recent releases landed on November 9, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | SubDisplay | ExchangeMate |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | **Weekly** | Every 10 months |
| Size | 3 MB | 6 MB |
| Requires iOS | 17.0 | **16.6** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Ben Picot](https://appshunter.io/developer/1859271285) | [Devbox](https://appshunter.io/developer/978950563) |

## What reviewers say

### SubDisplay

[App page](https://appshunter.io/ios/app/subdisplay-subscriptions/id6756974831)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| SubDisplay Pro | $0.99 | one-time |


### ExchangeMate

[App page](https://appshunter.io/ios/app/exchangemate-currency-convert/id6757090515)

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

**In-app purchases:** none


## Frequently asked questions

### Is SubDisplay free?

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

### Is ExchangeMate free?

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

### Do SubDisplay or ExchangeMate have ads?

ExchangeMate shows ads; SubDisplay does not.

### Which is updated more often, SubDisplay or ExchangeMate?

SubDisplay ships an update weekly, and ExchangeMate every 10 months. Most recently, SubDisplay was updated on November 9, 2026 and ExchangeMate on October 30, 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.*