# CSC Exam Prep vs Achev

The clearest difference is in-app purchases: Achev at none against CSC Exam Prep's 1. Achev also leads on iOS requirement (13.4 vs 26.2). CSC Exam Prep's advantage is device support. On price there is nothing between them.

Both are free to download. CSC Exam Prep sells 1 one-off in-app purchase. Achev asks for nothing beyond the download.

## The numbers

| Metric | CSC Exam Prep | Achev |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | — |
| Update frequency | Weekly | — |
| Size | 8 MB | 38 MB |
| Requires iOS | 26.2 | **13.4** |
| Devices | **iPhone, iPad** | — |
| Age rating | 4+ | 4+ |
| Developer | [navjot virk](https://appshunter.io/developer/1871494151) | [Achev](https://appshunter.io/developer/1792264619) |

## What reviewers say

### CSC Exam Prep

[App page](https://appshunter.io/ios/app/csc-exam-prep/id6758212941)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlock All CSC Chapters | $9.99 | one-time |


### Achev

[App page](https://appshunter.io/ios/app/achev/id6760356359)

**In-app purchases:** none


## Frequently asked questions

### Is CSC Exam Prep free?

CSC Exam Prep is free to download, with in-app purchases available.

### Is Achev free?

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

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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.*