# Simple Bitcoin vs Dohrnii

The clearest difference is rating: Simple Bitcoin at 4.8 against Dohrnii's 4.1. Simple Bitcoin also leads on ratings volume (278 vs 14). Dohrnii's advantage is in-app purchases (none vs 5) and iOS requirement (13.0 vs 15.1). On price, review sentiment, update cadence and ads there is nothing between them.

Both are free to download. Simple Bitcoin sells 5 in-app purchases, starting at $3.99 per month. Dohrnii asks for nothing beyond the download.

Simple Bitcoin holds the better App Store score, 4.8 against 4.1. That said, the two scores are not equally well evidenced: Simple Bitcoin has 278 ratings behind it against 14, so its average is the more settled of the two. Written reviews point the same way: 86% of Simple Bitcoin's written reviews are positive against 80% of Dohrnii's.

Simple Bitcoin ships an update fortnightly, Dohrnii monthly. The most recent releases landed on September 20, 2026 and June 10, 2026 respectively.

## The numbers

| Metric | Simple Bitcoin | Dohrnii |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (278 ratings)](https://appshunter.io/ios/app/simple-bitcoin-learn-and-earn/id1487375777/reviews)** | [4.1 (14 ratings)](https://appshunter.io/ios/app/dohrnii/id1639563621/reviews) |
| Number of ratings | **278** | 14 |
| Positive reviews | **86.4% of reviews** | 80.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Fortnightly** | Monthly |
| Monetization | Free with in-app purchases | **Free** |
| Size | 70 MB | 56 MB |
| Requires iOS | 15.1 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [App-Learning GmbH](https://appshunter.io/developer/1650618516) | [EMTN Structuring S.A.](https://appshunter.io/developer/1624492483) |

## What reviewers say

### Simple Bitcoin

[App page](https://appshunter.io/ios/app/simple-bitcoin-learn-and-earn/id1487375777)

Learn about Bitcoin through short, easy-to-understand lessons and quizzes. Earn your first Bitcoin by testing your knowledge and participating in rewards. Suitable for beginners and experienced crypto enthusiasts alike.

**Highlights:** Bite-sized lessons, Interactive quizzes, Learn to earn rewards, Bitcoin glossary, Advanced topic explanations, Free Bitcoin certificate

**Features:** Vision Pro support

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Premium Subscription | $3.99 | per month |
| Annual Premium Subscription | $17.99 | per year |
| Simple Crypto Premium | $1.99 | one-time |
| Unlock the Next Course | $2.99 | one-time |
| Lifetime Premium | $11.99 | one-time |

**What reviewers like**

- 👍 Easy-to-understand educational content for beginners
- 🎮 Gamified learning with quizzes and rewards
- 💰 Earn Bitcoin/Satoshis while learning
- 🎨 Clean, intuitive user interface
- 📚 Well-structured, logical course progression

**What reviewers complain about**

- 💸 Extremely low reward amounts (less than one Satoshi per day)
- 🔐 Requires paid subscription after free content
- ❌ Zero or poor customer support
- 🗳️ Political content in news articles
- 💳 Only accepts Fiat payments despite Bitcoin focus

**Reported bugs**

- iOS app randomly logs out users and creates new IDs, losing earnings
- Full-screen display issues preventing course completion
- Purchase confirmation failures
- App crashes and stability issues
- Session persistence problems

**Requested features**

- Accept Bitcoin/Satoshi payments directly
- Increase reward amounts for lessons and quizzes
- Bring back treasure loot box feature with 500 Satoshi rewards
- Improve spin/wheel reward amounts
- Remove or balance political content in news section


### Dohrnii

[App page](https://appshunter.io/ios/app/dohrnii/id1639563621)

This app offers an interactive and gamified approach to learning about finance and cryptocurrency. It fosters a community through social features, allowing users to compete and collaborate while gaining knowledge in blockchain technology.

**Highlights:** Gamified learning experience, Interactive finance lessons, Blockchain and crypto education, Social community features, Competitive and collaborative elements, Mobile-first learning

**In-app purchases:** none


## Frequently asked questions

### Is Simple Bitcoin free?

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

### Is Dohrnii free?

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

### Which has better reviews, Simple Bitcoin or Dohrnii?

Simple Bitcoin is rated higher. Simple Bitcoin averages 4.8 out of 5 from 278 ratings, while Dohrnii averages 4.1 from 14 ratings.

### Do Simple Bitcoin or Dohrnii have ads?

Neither Simple Bitcoin nor Dohrnii shows ads.

### Which is updated more often, Simple Bitcoin or Dohrnii?

Simple Bitcoin ships an update fortnightly, and Dohrnii monthly. Most recently, Simple Bitcoin was updated on September 20, 2026 and Dohrnii on June 10, 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.*