# Guillotine HD vs Zoodemic

The clearest difference is rating: Zoodemic at 5.0 against Guillotine HD's 3.9. Zoodemic also leads on ads (none vs shown) and update cadence (every 5 months vs every 73 months). Guillotine HD's advantage is ratings volume (7 vs 2). On price, in-app purchases, device support and iOS requirement there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Zoodemic holds the better App Store score, 5.0 against 3.9. Both are backed by a comparable volume of ratings — 7 and 2 respectively.

Guillotine HD ships an update every 73 months, Zoodemic every 5 months. The most recent releases landed on November 11, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | Guillotine HD | Zoodemic |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.9 (7 ratings)](https://appshunter.io/ios/app/guillotine-hd/id921375868/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/zoodemic/id1537220619/reviews)** |
| Number of ratings | **7** | 2 |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 73 months | **Every 5 months** |
| Monetization | Ad-supported | **Free** |
| Size | 96 MB | 77 MB |
| Requires iOS | **15.0** | 15.6 |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone, iPad, iPod |
| Age rating | 12+ | 4+ |
| Developer | [SopoNext](https://appshunter.io/developer/509852405) | [University of Nebraska at Omaha College of Information Science and Technology](https://appshunter.io/developer/445659986) |

## What reviewers say

### Guillotine HD

[App page](https://appshunter.io/ios/app/guillotine-hd/id921375868)

A thrilling reaction game where players must quickly pull their finger away from a falling blade. With increasingly faster speeds and endless levels, test your reflexes to survive. Compete globally for the top spot on the leaderboard.

**Highlights:** One-gesture gameplay, Endless, escalating levels, Global leaderboard, Adjustable blood effects, Cross-device compatibility

**Features:** Vision Pro support

**In-app purchases:** none


### Zoodemic

[App page](https://appshunter.io/ios/app/zoodemic/id1537220619)

Engage in a "serious game" designed to teach students about preventing zoonotic diseases. Test your skills against virus waves and earn power-ups by answering educational questions. Content is sourced from reputable health organizations.

**Highlights:** Zoonotic disease education, Virus wave gameplay, Educational trivia for power-ups, Content from CDC and universities, Targeted at students

**In-app purchases:** none


## Frequently asked questions

### Is Guillotine HD free?

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

### Is Zoodemic free?

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

### Which has better reviews, Guillotine HD or Zoodemic?

Zoodemic is rated higher. Guillotine HD averages 3.9 out of 5 from 7 ratings, while Zoodemic averages 5.0 from 2 ratings.

### Do Guillotine HD or Zoodemic have ads?

Guillotine HD shows ads; Zoodemic does not.

### Which is updated more often, Guillotine HD or Zoodemic?

Guillotine HD ships an update every 73 months, and Zoodemic every 5 months. Most recently, Guillotine HD was updated on November 11, 2026 and Zoodemic 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.*