# CertPrep vs CertLab

The clearest difference is in-app purchases: CertLab at none against CertPrep's 10. CertLab also leads on update cadence (every 2 days vs every 10 days). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. CertPrep sells 10 one-off in-app purchases. CertLab asks for nothing beyond the download.

CertPrep ships an update every 10 days, CertLab every 2 days. The most recent releases landed on October 8, 2026 and September 30, 2026 respectively.

## The numbers

| Metric | CertPrep | CertLab |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 10 days | **Every 2 days** |
| Size | 4 MB | 38 MB |
| Requires iOS | 17.0 | **16.4** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Waltsoft Inc](https://appshunter.io/developer/891505869) | [Tenzin Negoen](https://appshunter.io/developer/1879033025) |

## What reviewers say

### 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 |


### CertLab

[App page](https://appshunter.io/ios/app/certlab/id6785120117)

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

**In-app purchases:** none


## Frequently asked questions

### Is CertPrep free?

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

### Is CertLab free?

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

### Do CertPrep or CertLab have ads?

Neither CertPrep nor CertLab shows ads.

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

CertPrep ships an update every 10 days, and CertLab every 2 days. Most recently, CertPrep was updated on October 8, 2026 and CertLab on September 30, 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.*