# CertPrep vs Learn with Odi

The clearest difference is in-app purchases: Learn with Odi at none against CertPrep's 10. Learn with Odi also leads on iOS requirement (15.1 vs 17.0). On price, update cadence, ads and device support there is nothing between them.

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

CertPrep ships an update every 10 days, Learn with Odi every 9 days. The most recent releases landed on October 8, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | CertPrep | Learn with Odi |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 10 days | **Every 9 days** |
| Size | 4 MB | 43 MB |
| Requires iOS | 17.0 | **15.1** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Waltsoft Inc](https://appshunter.io/developer/891505869) | [MACENTA EGITIM YAYINLARI SANAYI VE TICARET ANONIM SIRKETI](https://appshunter.io/developer/1868050974) |

## 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 |


### Learn with Odi

[App page](https://appshunter.io/ios/app/learn-with-odi/id6760020960)

**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 Learn with Odi free?

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

### Do CertPrep or Learn with Odi have ads?

Neither CertPrep nor Learn with Odi shows ads.

### Which is updated more often, CertPrep or Learn with Odi?

CertPrep ships an update every 10 days, and Learn with Odi every 9 days. Most recently, CertPrep was updated on October 8, 2026 and Learn with Odi on October 11, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*