# Syscall vs Screen Test

The clearest difference is in-app purchases: Syscall at none against Screen Test's 3. Syscall also leads on ads (none vs shown). On price, device support and iOS requirement there is nothing between them.

Both are free to download. Screen Test sells 3 in-app purchases, starting at $1.99 per 7 days. Syscall asks for nothing beyond the download.

## The numbers

| Metric | Syscall | Screen Test |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 2 months | — |
| Size | 27 MB | 4 MB |
| Requires iOS | **15.1** | 16.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [nttworks](https://appshunter.io/developer/1794251891) | [Bhavinkumar Satashiya](https://appshunter.io/developer/1361485921) |

## What reviewers say

### Syscall

[App page](https://appshunter.io/ios/app/syscall/id6751177034)

**Features:** macOS Compatibility

**In-app purchases:** none


### Screen Test

[App page](https://appshunter.io/ios/app/screen-test-display-and-touch/id6797406958)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly | $1.99 | per 7 days |
| Yearly | $9.99 | per year |
| Lifetime | $29.99 | one-time |


## Frequently asked questions

### Is Syscall free?

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

### Is Screen Test free?

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

### Do Syscall or Screen Test have ads?

Screen Test shows ads; Syscall does not.

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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.*