# PDB Prep vs CE Concierge

The clearest difference is in-app purchases: CE Concierge at none against PDB Prep's 4. PDB Prep's advantage is iOS requirement (15.0 vs 17.6). On price, ads and device support there is nothing between them.

Both are free to download. PDB Prep sells 4 in-app purchases, starting at $99.99 per month. CE Concierge asks for nothing beyond the download.

## The numbers

| Metric | PDB Prep | CE Concierge |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 46.7% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 3 weeks | — |
| Monetization | Subscription | — |
| Size | 70 MB | 17 MB |
| Requires iOS | **15.0** | 17.6 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 12+ | 4+ |
| Developer | [Steven Glickman](https://appshunter.io/developer/1618986296) | [CE Concierge, LLC](https://appshunter.io/developer/1739590275) |

## What reviewers say

### PDB Prep

[App page](https://appshunter.io/ios/app/pdb-prep/id1618986294)

Prepare for your Pediatric Dental Board exams with a comprehensive flashcard system. Access over 1,000 high-yield questions, detailed explanations, and clinical scenarios to build in-depth knowledge. Track your progress and master the material for test day success.

**Highlights:** 1,000+ high-yield questions, 8 exam-based categories, Detailed explanations, Full-color images, Clinical scenarios with radiographs, Question sorting by knowledge level

**Features:** Vision Pro support

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Premium | $99.99 | per month |
| Quarterly Premium | $149.99 | per 3 months |
| Six Month Premium | $199.99 | per 6 months |
| Yearly Premium | $249.99 | per year |


### CE Concierge

[App page](https://appshunter.io/ios/app/ce-concierge/id6745337932)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is PDB Prep free?

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

### Is CE Concierge free?

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

### Do PDB Prep or CE Concierge have ads?

Neither PDB Prep nor CE Concierge shows ads.

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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.*