# Infectonator vs Realm Grinder

The clearest difference is ads: Infectonator at none against Realm Grinder's shown. Infectonator also leads on review sentiment (82% vs 64%) and rating (4.7 vs 4.5). On price, ratings volume, in-app purchases and monetization model there is nothing between them.

Both are free to download. Infectonator sells 4 one-off in-app purchases and Realm Grinder sells 9 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

Infectonator holds the better App Store score, 4.7 against 4.5. Both are backed by a comparable volume of ratings — 1.9K and 3.1K respectively. Written reviews point the same way: 82% of Infectonator's written reviews are positive against 64% of Realm Grinder's.

Infectonator ships an update every 2 weeks, Realm Grinder every 6 weeks. Both last shipped on October 26, 2026.

## The numbers

| Metric | Infectonator | Realm Grinder |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (1.9K ratings)](https://appshunter.io/ios/app/infectonator/id547566699/reviews)** | [4.5 (3.1K ratings)](https://appshunter.io/ios/app/realm-grinder/id1110149506/reviews) |
| Number of ratings | 1.9K | **3.1K** |
| Positive reviews | **81.9% of reviews** | 63.8% of reviews |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | **Every 2 weeks** | Every 6 weeks |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 171 MB | 53 MB |
| Requires iOS | **6.0** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 9+ | 9+ |
| Developer | [Armor Games Studios Inc](https://appshunter.io/developer/1692616430) | [Kongregate](https://appshunter.io/developer/491569846) |

## What reviewers say

### Infectonator

[App page](https://appshunter.io/ios/app/infectonator/id547566699)

Unleash a global zombie apocalypse by strategically infecting countries. Upgrade your undead army, unlock special abilities, and turn the world into your personal zombie playground. Enjoy vibrant pixel art and a humorous take on the zombie genre.

**Highlights:** Worldwide zombie infection, Zombie virus upgrades, Unlock special undead, Infect unique countries, Pixel art graphics, Humorous gameplay

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 10.000 Coins! | $0.99 | one-time |
| 100.000 Coins! | $4.99 | one-time |
| Unlock All Zombies! | $9.99 | one-time |
| 1.000.000 Coins! | $24.99 | one-time |

**What reviewers like**

- 👍 Fun and addictive gameplay
- 🚀 Engaging retro-style graphics
- 💡 Unique zombie-themed strategy
- 👍 No intrusive ads or microtransactions

**What reviewers complain about**

- 🐛 Crashes and bugs on some devices
- 🐛 Unresponsive controls or tutorial issues
- 🐛 Difficulty balancing concerns

**Reported bugs**

- Game crashes on startup
- Tutorial gets stuck and can't progress
- Zombies not behaving as expected

**Requested features**

- More zombie types and upgrades
- Sandbox/custom mode
- Improved audio settings


### Realm Grinder

[App page](https://appshunter.io/ios/app/realm-grinder/id1110149506)

Build a vast kingdom from humble beginnings, earning wealth even offline. Explore deep strategic choices by aligning with diverse factions, unlocking hundreds of upgrades, and discovering new game systems. Enjoy frequent events and collect numerous achievements.

**Highlights:** Kingdom building and offline wealth generation, Deep strategic choices with multiple factions, Hundreds of upgrades and unique buildings, Unlock new game systems and content, Collect hundreds of achievements, Frequent in-game events

**Features:** macOS Compatibility

**In-app purchases (9)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Gift of the Heroes | $4.99 | one-time |
| Small Pack of Rubies | $4.99 | one-time |
| Gift of the Kings | $9.99 | one-time |
| Medium Pack of Rubies | $9.99 | one-time |
| Gift of the Faithful | $9.99 | one-time |
| Gift of the Myths | $14.99 | one-time |
| Gift of the Gods | $19.99 | one-time |
| Large Pack of Rubies | $19.99 | one-time |
| Huge Pack of Rubies | $49.99 | one-time |

**What reviewers like**

- 🚀 Fantastic game, getting even better
- 🚀 Best idle game imo
- 🚀 Really Good!
- 🚀 Great game, just hard to read the text
- 🚀 Amazing, Addicting, Creative, and Addicting Game!

**What reviewers complain about**

- 🐛 Scry not working - no response from support team
- 🐛 Crashes constantly
- 🐛 Impossible to read/play on iPhone 12
- 🐛 Impossible to read/play on iPhone 12
- 🐛 Broke

**Reported bugs**

- Scry not working since last release
- Crashes constantly
- Impossible to read/play on iPhone 12
- Impossible to read/play on iPhone 12
- Can't collect lava stone, only holy symbols

**Requested features**

- Have to add some faction wars
- Change the screen bigger for newer iPhone models please
- Please add Chinese
- Please add Chinese
- Suggestion


## Frequently asked questions

### Is Infectonator free?

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

### Is Realm Grinder free?

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

### Which has better reviews, Infectonator or Realm Grinder?

Infectonator is rated higher. Infectonator averages 4.7 out of 5 from 1.9K ratings, while Realm Grinder averages 4.5 from 3.1K ratings.

### Do Infectonator or Realm Grinder have ads?

Realm Grinder shows ads; Infectonator does not.

### Which is updated more often, Infectonator or Realm Grinder?

Infectonator ships an update every 2 weeks, and Realm Grinder every 6 weeks. Most recently, Infectonator was updated on October 26, 2026 and Realm Grinder on October 26, 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.*