# Peterson's Test Prep vs ASTB Prep

The clearest difference is review sentiment: ASTB Prep at 94% against Peterson's Test Prep's 61%. ASTB Prep also leads on rating (4.9 vs 4.5) and update cadence (fortnightly vs every 2 months). Peterson's Test Prep's advantage is iOS requirement (14.0 vs 17.0). On price, ratings volume, ads and in-app purchases there is nothing between them.

Both are free to download. Peterson's Test Prep sells 3 in-app purchases, starting at $58.99 per month and ASTB Prep sells 2 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

ASTB Prep holds the better App Store score, 4.9 against 4.5. Both are backed by a comparable volume of ratings — 333 and 446 respectively. Written reviews point the same way: 61% of Peterson's Test Prep's written reviews are positive against 94% of ASTB Prep's.

Peterson's Test Prep ships an update every 2 months, ASTB Prep fortnightly. Both last shipped on October 24, 2026.

## The numbers

| Metric | Peterson's Test Prep | ASTB Prep |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.5 (333 ratings)](https://appshunter.io/ios/app/petersons-test-prep/id1547771930/reviews) | **[4.9 (446 ratings)](https://appshunter.io/ios/app/astb-prep/id1549216388/reviews)** |
| Number of ratings | 333 | **446** |
| Positive reviews | 61.1% of reviews | **93.6% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Fortnightly** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 29 MB | 815 MB |
| Requires iOS | **14.0** | 17.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Mac |
| Age rating | 12+ | 9+ |
| Developer | [Peterson's, LLC](https://appshunter.io/developer/1468090485) | [Alex Hastings](https://appshunter.io/developer/1549216390) |

## What reviewers say

### Peterson's Test Prep

[App page](https://appshunter.io/ios/app/petersons-test-prep/id1547771930)

Prepare for standardized tests to achieve your educational and career goals. Access a vast library of courses and practice materials for college entrance, military, and professional certifications. Syncs seamlessly with a web platform for flexible learning.

**Highlights:** Diagnostic tests, Practice exams, Interactive lessons, Flashcards, Expert strategies, Web-based access, Cross-platform syncing

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1 month | $58.99 | per month |
| 3 months | $134.99 | per 3 months |
| 6 months | $234.99 | per 6 months |

**What reviewers like**

- 👍 Great for ACT/SAT prep
- 👍 Excellent ASVAB prep
- 👍 Good for DSST exams
- 👍 Helpful for CLEP exams
- 👍 Useful for HSPT test prep

**What reviewers complain about**

- 😞 Outdated DSST material
- 😞 DSST content not representative
- 😞 Practice exams don't cover instructional material
- 😞 Expensive subscription prices
- 😞 App is slow to load

**Reported bugs**

- Practice tests won't load
- App keeps closing when opening practice exams
- Flashcards and study material are blank
- Videos don't load properly
- App intermittently freezes

**Requested features**

- Ability to revisit test questions and answers for review
- More comprehensive DSST study material
- Update outdated content
- Fix drag-and-drop functionality on mobile
- Improve customer service responsiveness


### ASTB Prep

[App page](https://appshunter.io/ios/app/astb-prep/id1549216388)

Prepare for naval aviation exams with comprehensive study materials, practice tests, and simulators. Covers all subtests for Navy, Marine Corps, and Coast Guard aviation selection. Features adaptive testing and offline access.

**Highlights:** 73 comprehensive lessons, 140+ flashcard decks, 600+ sample test questions, Unlimited adaptive practice tests, UAV tracking simulator, Terrain identification simulator, Stick and throttle simulators

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Joystick Functionality | Free | one-time |
| Full Access | $39.99 | one-time |

**What reviewers like**

- 🚀 Great tool for ASTB prep
- 👍 Comprehensive study materials
- 🚀 Helpful simulators for PBM
- 🚀 Improved test scores
- 👍 Detailed lessons and practice tests

**What reviewers complain about**

- 🐛 Some math/physics questions have incorrect answers
- 🐛 UAV simulator not fully accurate to real test
- 🐛 Stick and throttle simulator needs improvement

**Reported bugs**

- Mechanical comprehension test has 30 questions, not 20
- Terrain identification section has occasional screen color issues

**Requested features**

- Option to disable timer for terrain identification
- Ability to configure duration of correct answer display
- Add audio for UAV portion to simulate real test experience
- Include emergency scenario training for UAV


## Frequently asked questions

### Is Peterson's Test Prep free?

Peterson's Test Prep is free to download, with in-app purchases available.

### Is ASTB Prep free?

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

### Which has better reviews, Peterson's Test Prep or ASTB Prep?

ASTB Prep is rated higher. Peterson's Test Prep averages 4.5 out of 5 from 333 ratings, while ASTB Prep averages 4.9 from 446 ratings.

### Do Peterson's Test Prep or ASTB Prep have ads?

Neither Peterson's Test Prep nor ASTB Prep shows ads.

### Which is updated more often, Peterson's Test Prep or ASTB Prep?

Peterson's Test Prep ships an update every 2 months, and ASTB Prep fortnightly. Most recently, Peterson's Test Prep was updated on October 24, 2026 and ASTB Prep on October 24, 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.*