# Global Pump Selector vs RIG MATH App

The clearest difference is iOS requirement: Global Pump Selector at 11.0 against RIG MATH App's 14.0.0. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | Global Pump Selector | RIG MATH App |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 weeks | — |
| Size | 83 MB | 43 MB |
| Requires iOS | **11.0** | 14.0.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [MERSINO DEWATERING, INC.](https://appshunter.io/developer/1534922503) | [Gingerich Well & Pump Service, LLC](https://appshunter.io/developer/1808684795) |

## What reviewers say

### Global Pump Selector

[App page](https://appshunter.io/ios/app/global-pump-selector/id1534922501)

**Features:** macOS Compatibility

**In-app purchases:** none


### RIG MATH App

[App page](https://appshunter.io/ios/app/rig-math-app/id6744647767)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Global Pump Selector free?

Global Pump Selector is free to download, with no in-app purchases.

### Is RIG MATH App free?

RIG MATH App is free to download, with no in-app purchases.

### Do Global Pump Selector or RIG MATH App have ads?

Neither Global Pump Selector nor RIG MATH App 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.*