# Piping Calculators vs MSG Reader · Converter, Opener

The clearest difference is price: MSG Reader · Converter, Opener at Free against Piping Calculators's $19.99. MSG Reader · Converter, Opener also leads on device support (4 vs 2). Piping Calculators's advantage is in-app purchases (none vs 2). On ads and iOS requirement there is nothing between them.

MSG Reader · Converter, Opener is free to download; Piping Calculators costs $19.99 up front. MSG Reader · Converter, Opener sells 2 in-app purchases, starting at $4.99 per 7 days. Piping Calculators asks for nothing beyond the download.

## The numbers

| Metric | Piping Calculators | MSG Reader · Converter, Opener |
| --- | --- | --- |
| Price | $19.99 | **Free** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | — | Every 5 days |
| Size | 9 MB | 34 MB |
| Requires iOS | 16.4 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [Jitendra Surve](https://appshunter.io/developer/1693898824) | [Rush Tools LLC](https://appshunter.io/developer/1896773547) |

## What reviewers say

### Piping Calculators

[App page](https://appshunter.io/ios/app/piping-calculators/id6478563085)

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

**In-app purchases:** none


### MSG Reader · Converter, Opener

[App page](https://appshunter.io/ios/app/msg-reader-converter-opener/id6777057114)

**Features:** Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| MSG Viewer Pro - Weekly | $4.99 | per 7 days |
| MSG Viewer Pro — Yearly | $29.99 | per year |


## Frequently asked questions

### Is Piping Calculators free?

Piping Calculators costs $19.99, with no in-app purchases.

### Is MSG Reader · Converter, Opener free?

MSG Reader · Converter, Opener is free to download, with in-app purchases available.

### Do Piping Calculators or MSG Reader · Converter, Opener have ads?

Neither Piping Calculators nor MSG Reader · Converter, Opener 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.*