# iSpConverter vs MPO Viewer

The clearest difference is in-app purchases: iSpConverter at none against MPO Viewer's 1. iSpConverter also leads on iOS requirement (16.0 vs 26.0). On price, ads and device support there is nothing between them.

Both are free to download. MPO Viewer sells 1 one-off in-app purchase. iSpConverter asks for nothing beyond the download.

## The numbers

| Metric | iSpConverter | MPO Viewer |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | — | Every 3 days |
| Size | 1 MB | 64 MB |
| Requires iOS | **16.0** | 26.0 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Spmaker](https://appshunter.io/developer/467945373) | [G.G. van der Steen](https://appshunter.io/developer/6800212440) |

## What reviewers say

### iSpConverter

[App page](https://appshunter.io/ios/app/ispconverter/id6761040703)

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

**In-app purchases:** none


### MPO Viewer

[App page](https://appshunter.io/ios/app/mpo-viewer/id6800211928)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| MPO Viewer Pro | $4.99 | one-time |


## Frequently asked questions

### Is iSpConverter free?

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

### Is MPO Viewer free?

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

### Do iSpConverter or MPO Viewer have ads?

Neither iSpConverter nor MPO Viewer shows ads.

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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.*