# DSM vs Centenary UMC , Erwin Tn

The clearest difference is in-app purchases: Centenary UMC , Erwin Tn at none against DSM's 2. DSM's advantage is update cadence (every 4 months vs every 9 months) and iOS requirement (13.0 vs 15.1). On price, ads and device support there is nothing between them.

Both are free to download. DSM sells 2 in-app purchases, starting at $24.99 per month. Centenary UMC , Erwin Tn asks for nothing beyond the download.

DSM ships an update every 4 months, Centenary UMC , Erwin Tn every 9 months. Both last shipped on November 3, 2026.

## The numbers

| Metric | DSM | Centenary UMC , Erwin Tn |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (308 ratings)](https://appshunter.io/ios/app/dsm-5/id1576503453/reviews)** | — |
| Number of ratings | **308** | — |
| Positive reviews | 33.3% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 4 months** | Every 9 months |
| Monetization | Free with in-app purchases | — |
| Size | 35 MB | 54 MB |
| Requires iOS | **13.0** | 15.1 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [MastrAPI](https://appshunter.io/developer/1618627725) | [Centenary United Methodist Church (Erwin)](https://appshunter.io/developer/1670508256) |

## What reviewers say

### DSM

[App page](https://appshunter.io/ios/app/dsm-5/id1576503453)

Prepare for the DSM-5 exam with a comprehensive mobile study guide. It offers practice questions, personalized study plans, and detailed performance tracking to boost your confidence and improve diagnostic skills.

**Highlights:** Personalized study plan, 500+ practice questions, Strength and weakness tracking, Detailed test statistics, Community score comparison, Updated for DSM-5-TR

**Features:** Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly with Trial | $24.99 | per month |
| Lifetime | $99.99 | one-time |


### Centenary UMC , Erwin Tn

[App page](https://appshunter.io/ios/app/centenary-umc-erwin-tn/id1670507924)

**In-app purchases:** none


## Frequently asked questions

### Is DSM free?

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

### Is Centenary UMC , Erwin Tn free?

Centenary UMC , Erwin Tn is free to download, with no in-app purchases.

### Do DSM or Centenary UMC , Erwin Tn have ads?

Neither DSM nor Centenary UMC , Erwin Tn shows ads.

### Which is updated more often, DSM or Centenary UMC , Erwin Tn?

DSM ships an update every 4 months, and Centenary UMC , Erwin Tn every 9 months. Most recently, DSM was updated on November 3, 2026 and Centenary UMC , Erwin Tn on November 3, 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.*