# Skarp vs CertPrep

The clearest difference is ads: CertPrep at none against Skarp's shown. On price, update cadence, in-app purchases and device support there is nothing between them.

Both are free to download. Skarp sells 6 in-app purchases, starting at $9.99 per month and CertPrep sells 10 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

Skarp ships an update every 9 days, CertPrep every 10 days. The most recent releases landed on November 5, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Skarp | CertPrep |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | **Every 9 days** | Every 10 days |
| Size | 24 MB | 4 MB |
| Requires iOS | 18.1 | **17.0** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 12+ | 4+ |
| Developer | [Linclaw Consulting AB](https://appshunter.io/developer/1445425456) | [Waltsoft Inc](https://appshunter.io/developer/891505869) |

## What reviewers say

### Skarp

[App page](https://appshunter.io/ios/app/skarp-study-and-exam-prep/id6756305471)

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

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Skarp Pass Premium | $9.99 | per month |
| Pro Pass Monthly | $19.99 | per month |
| Skarp Credits | $2.99 | one-time |
| Skarp Credits | $5.99 | one-time |
| Skarp Credits | $14.99 | one-time |
| Skarp Credits | $29.99 | one-time |


### CertPrep

[App page](https://appshunter.io/ios/app/certprep-certification-exams/id6759506639)

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

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| SC-100 Cybersecurity Arch Pro | $9.99 | one-time |
| SC-300 Identity & Access Pro | $9.99 | one-time |
| AWS DevOps Professional | $9.99 | one-time |
| AWS Security Specialty | $9.99 | one-time |
| AWS Solutions Architect Assoc | $9.99 | one-time |
| AWS Developer Associate | $9.99 | one-time |
| AWS GenAI Professional | $9.99 | one-time |
| AWS Adv Networking | $9.99 | one-time |
| AWS Cloud Practitioner | $9.99 | one-time |
| AWS Data Engineer | $9.99 | one-time |


## Frequently asked questions

### Is Skarp free?

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

### Is CertPrep free?

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

### Do Skarp or CertPrep have ads?

Skarp shows ads; CertPrep does not.

### Which is updated more often, Skarp or CertPrep?

Skarp ships an update every 9 days, and CertPrep every 10 days. Most recently, Skarp was updated on November 5, 2026 and CertPrep on October 31, 2026.

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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.*