# vsaas.io vs RigCalcPro

The clearest difference is in-app purchases: vsaas.io at none against RigCalcPro's 2. vsaas.io also leads on device support (3 vs 1) and iOS requirement (15.0 vs 17.0). On price and ads there is nothing between them.

Both are free to download. RigCalcPro sells 2 in-app purchases, starting at $1.99 per 7 days. vsaas.io asks for nothing beyond the download.

## The numbers

| Metric | vsaas.io | RigCalcPro |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 weeks | — |
| Size | 71 MB | 19 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Erlyvideo](https://appshunter.io/developer/980179879) | [Ersel Tarhan](https://appshunter.io/developer/1093545232) |

## What reviewers say

### vsaas.io

[App page](https://appshunter.io/ios/app/vsaasio/id1431686307)

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

**In-app purchases:** none


### RigCalcPro

[App page](https://appshunter.io/ios/app/rigcalcpro-rigging-calculator/id6794874495)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Premium | $1.99 | per 7 days |
| Annual Premium | $19.99 | per year |


## Frequently asked questions

### Is vsaas.io free?

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

### Is RigCalcPro free?

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

### Do vsaas.io or RigCalcPro have ads?

Neither vsaas.io nor RigCalcPro 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.*