# Screw vs Pump Go

The clearest difference is in-app purchases: Screw at none against Pump Go's 2. Screw also leads on iOS requirement (7.1 vs 17.0). On price, ads and device support there is nothing between them.

Both are free to download. Pump Go sells 2 in-app purchases, starting at $14.99 per year. Screw asks for nothing beyond the download.

## The numbers

| Metric | Screw | Pump Go |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | — | Every 2 months |
| Size | 12 MB | 23 MB |
| Requires iOS | **7.1** | 17.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Mac |
| Age rating | 4+ | 4+ |
| Developer | [AFS Advanced Fastening Solutions GmbH](https://appshunter.io/developer/965651486) | [Irving Josue Cortes Iturriaga](https://appshunter.io/developer/1750836580) |

## What reviewers say

### Screw

[App page](https://appshunter.io/ios/app/screw-designer-basic/id965651487)

**Features:** macOS Compatibility

**In-app purchases:** none


### Pump Go

[App page](https://appshunter.io/ios/app/pump-go/id6745105179)

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Annual Subscription | $14.99 | per year |
| Pump Go Forever | $59.99 | one-time |


## Frequently asked questions

### Is Screw free?

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

### Is Pump Go free?

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

### Do Screw or Pump Go have ads?

Neither Screw nor Pump Go 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.*