# Booster Prep vs COFC

The clearest difference is in-app purchases: COFC at none against Booster Prep's 11. COFC also leads on iOS requirement (13.4 vs 15.1). Booster Prep's advantage is device support. On price there is nothing between them.

Both are free to download. Booster Prep sells 7 one-off in-app purchases. COFC asks for nothing beyond the download.

## The numbers

| Metric | Booster Prep | COFC |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (732 ratings)](https://appshunter.io/ios/app/booster-prep/id6446200474/reviews)** | — |
| Number of ratings | **732** | — |
| Positive reviews | 60.9% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | — |
| Update frequency | Fortnightly | — |
| Monetization | Free with in-app purchases | — |
| Size | 52 MB | 49 MB |
| Requires iOS | 15.1 | **13.4** |
| Devices | **iPhone, iPad, iPod** | — |
| Age rating | 17+ | 4+ |
| Developer | [Booster Prep Inc.](https://appshunter.io/developer/1676590927) | [Calvary Outreach Fellowship Center INC](https://appshunter.io/developer/1690266411) |

## What reviewers say

### Booster Prep

[App page](https://appshunter.io/ios/app/booster-prep/id6446200474)

Access comprehensive question banks and educational videos for standardized dental and medical exams. Seamlessly integrate your study materials on the go to enhance test preparation and achieve academic success.

**Highlights:** Comprehensive question banks, High-quality educational videos, Seamless account integration, User-friendly interface, Mobile access to study materials

**Features:** macOS Compatibility

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| +5 Additional Perceptual Tests | $45.00 | one-time |
| +5 Additional Org Chem Tests | $45.00 | one-time |
| +5 Reading Comprehension Tests | $45.00 | one-time |
| +5 Quant Reasoning Tests | $45.00 | one-time |
| +5 Additional GenChem Tests | $45.00 | one-time |
| +5 QuantReasoning Tests | $45.00 | one-time |
| +5 Full Length Tests | $130.99 | one-time |

**What reviewers like**

- 📚 Excellent study materials and comprehensive content
- 🎥 Clear, well-explained videos for complex topics
- 📱 Convenient mobile access for studying on-the-go
- ✅ Accurate practice questions reflecting actual exams
- 🧭 Easy navigation and progress tracking

**What reviewers complain about**

- 💰 High subscription costs ($399-$699) not disclosed upfront
- 🔒 No offline access or download capability
- 🐛 Frequent crashes and freezing issues
- 📺 Screen-only reading not ideal for extended study sessions
- 📱 Mobile version lacks features available on desktop

**Reported bugs**

- App crashes frequently, especially during games/practice questions
- App freezes and requires phone restart
- Buggy interface with crashes after practice questions
- False update notifications despite having latest version
- Server-side errors preventing app functionality

**Requested features**

- Study guides and notes on mobile version
- Cheat sheets accessible on mobile
- Practice tests on mobile app
- Video download capability for offline viewing
- PAT generators on mobile


### COFC

[App page](https://appshunter.io/ios/app/cofc/id6449722509)

**In-app purchases:** none


## Frequently asked questions

### Is Booster Prep free?

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

### Is COFC free?

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

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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.*