# SLP Test Prep vs SLP World

The clearest difference is in-app purchases: SLP World at none against SLP Test Prep's 1. SLP Test Prep's advantage is iOS requirement (15.1 vs 26.2). On price, ads and device support there is nothing between them.

Both are free to download. SLP Test Prep sells 1 one-off in-app purchase. SLP World asks for nothing beyond the download.

## The numbers

| Metric | SLP Test Prep | SLP World |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 3 months | — |
| Size | 24 MB | 22 MB |
| Requires iOS | **15.1** | 26.2 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 17+ | 4+ |
| Developer | [SLP Test Prep](https://appshunter.io/developer/1875366120) | [Jeff Piell](https://appshunter.io/developer/1777797065) |

## What reviewers say

### SLP Test Prep

[App page](https://appshunter.io/ios/app/slp-test-prep/id6758863917)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Access | $59.99 | one-time |


### SLP World

[App page](https://appshunter.io/ios/app/slp-world/id6793234900)

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

**In-app purchases:** none


## Frequently asked questions

### Is SLP Test Prep free?

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

### Is SLP World free?

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

### Do SLP Test Prep or SLP World have ads?

Neither SLP Test Prep nor SLP World 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.*