# PSM I vs CBAP Exam Study Guide

The clearest difference is iOS requirement: CBAP Exam Study Guide at 15.0 against PSM I's 26.0. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. PSM I sells 2 one-off in-app purchases and CBAP Exam Study Guide sells 2 in-app purchases, starting at $1.99 per month. Whichever you choose, the download price is not the number that matters.

PSM I ships an update every 6 weeks, CBAP Exam Study Guide every 5 weeks. The most recent releases landed on October 20, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | PSM I | CBAP Exam Study Guide |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/cbap-exam-study-guide/id6792840086/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Every 5 weeks** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 31 MB | 18 MB |
| Requires iOS | 26.0 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Konstantin Skoblik](https://appshunter.io/developer/950788892) | [DMP ENTERPRISE LLC](https://appshunter.io/developer/1808322033) |

## What reviewers say

### PSM I

[App page](https://appshunter.io/ios/app/psm-i/id1566830360)

Prepare for your Professional Scrum Master 1 (PSM 1) certification with a comprehensive study tool. It offers realistic exam practice with randomized questions, a large question bank, and the official Scrum Guide. Achieve certification success efficiently and affordably.

**Highlights:** Randomized practice tests, Extensive question bank, Integrated Scrum Guide, Affordable pricing options, Focus on exam results

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| One Time Access | $0.99 | one-time |
| Unlock PRO Mode | $3.99 | one-time |


### CBAP Exam Study Guide

[App page](https://appshunter.io/ios/app/cbap-exam-study-guide/id6792840086)

Prepare for the CBAP certification exam with a comprehensive study guide. It covers all BABOK v3 knowledge areas with flashcards, practice questions, and glossary terms. Start with a free preview and unlock full access via subscription or a one-time purchase.

**Highlights:** 168 flashcards tagged by exam domain, 126 multiple-choice practice questions, 100 true/false questions, Key-term matching game, Searchable glossary with 112 terms, 44 BABOK models, metrics, and techniques

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| CBAP Premium (Monthly) | $1.99 | per month |
| CBAP Premium (Lifetime) | $15.00 | one-time |


## Frequently asked questions

### Is PSM I free?

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

### Is CBAP Exam Study Guide free?

CBAP Exam Study Guide is free to download, with in-app purchases available.

### Do PSM I or CBAP Exam Study Guide have ads?

Neither PSM I nor CBAP Exam Study Guide shows ads.

### Which is updated more often, PSM I or CBAP Exam Study Guide?

PSM I ships an update every 6 weeks, and CBAP Exam Study Guide every 5 weeks. Most recently, PSM I was updated on October 20, 2026 and CBAP Exam Study Guide on October 15, 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.*