# NerdQuiz vs Geminus

The clearest difference is review sentiment: Geminus at 100% against NerdQuiz's 0%. Geminus also leads on in-app purchases (none vs 1) and update cadence (every 10 days vs every 3 weeks). NerdQuiz's advantage is ads (none vs shown) and iOS requirement (9.0 vs 16.0). On price and device support there is nothing between them.

Both are free to download. NerdQuiz sells 1 one-off in-app purchase. Geminus asks for nothing beyond the download.

NerdQuiz ships an update every 3 weeks, Geminus every 10 days. The most recent releases landed on October 11, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | NerdQuiz | Geminus |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 0.0% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | Every 3 weeks | **Every 10 days** |
| Monetization | Free with in-app purchases | **Ad-supported** |
| Size | 21 MB | 338 MB |
| Requires iOS | **9.0** | 16.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Dennis Wassenberg](https://appshunter.io/developer/964324742) | [Tobias Jacobs](https://appshunter.io/developer/1562203112) |

## What reviewers say

### NerdQuiz

[App page](https://appshunter.io/ios/app/nerdquiz-das-duell/id1053200638)

Test your knowledge in a variety of subjects and compete against friends or AI. Learn new facts as you answer questions and collect atoms. Engage in duels across categories like software development, math, and general knowledge.

**Highlights:** Knowledge duels against friends or AI, Collect atoms by answering questions correctly, Learn new facts across multiple categories, Wide range of subjects including tech, science, and general knowledge, Competitive gameplay

**Features:** Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| NerdQuiz Pro | $0.99 | one-time |


### Geminus

[App page](https://appshunter.io/ios/app/geminus/id1597594509)

A free memo game where players match pairs of cards as quickly as possible. It offers a variety of card themes, from simple animals to complex patterns, with new sets regularly added. Compete with others by exchanging high scores.

**Highlights:** Find matching pairs, Timed gameplay, Variety of card themes, Expandable content, High score exchange, Multiple language support

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is NerdQuiz free?

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

### Is Geminus free?

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

### Do NerdQuiz or Geminus have ads?

Geminus shows ads; NerdQuiz does not.

### Which is updated more often, NerdQuiz or Geminus?

NerdQuiz ships an update every 3 weeks, and Geminus every 10 days. Most recently, NerdQuiz was updated on October 11, 2026 and Geminus on October 16, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*