# Infinite Stairs vs 매쓰 디펜스(Math Defense)

The clearest difference is in-app purchases: 매쓰 디펜스(Math Defense) at none against Infinite Stairs's 10. 매쓰 디펜스(Math Defense) also leads on update cadence (every 3 days vs every 3 weeks). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Infinite Stairs sells 10 one-off in-app purchases. 매쓰 디펜스(Math Defense) asks for nothing beyond the download.

Infinite Stairs ships an update every 3 weeks, 매쓰 디펜스(Math Defense) every 3 days. The most recent releases landed on November 6, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | Infinite Stairs | 매쓰 디펜스(Math Defense) |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (1.6K ratings)](https://appshunter.io/ios/app/infinite-stairs/id947742764/reviews)** | — |
| Number of ratings | **1.6K** | — |
| Positive reviews | 85.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | Yes |
| Update frequency | Every 3 weeks | **Every 3 days** |
| Monetization | Free with in-app purchases | — |
| Size | 572 MB | 16 MB |
| Requires iOS | **15.0** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | +4 | 4+ |
| Developer | [Neptune Company](https://appshunter.io/developer/539389569) | [JONGHYUN PARK](https://appshunter.io/developer/1863369780) |

## What reviewers say

### Infinite Stairs

[App page](https://appshunter.io/ios/app/infinite-stairs/id947742764)

An addictive arcade action game where players tap to ascend stairs. It offers various game modes, including PVP and co-op, and features over 1,000 collectible items with popular characters. Play offline anytime, anywhere.

**Highlights:** Simple tap-to-climb gameplay, PVP and Co-op multiplayer modes, Over 1,000 collectible characters and items, Offline play support, Weekly skin and reward updates, Seasonal event modes

**Features:** Vision Pro support

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 420 Gem | $1.99 | one-time |
| Special Package | $1.99 | one-time |
| Remove Ads – 30 Days Pass | $2.99 | one-time |
| 1000 Gem | $3.99 | one-time |
| Buy add pet slot | $3.99 | one-time |
| Package Crystal | $3.99 | one-time |
| Package Skein | $3.99 | one-time |
| Package Starter | $6.99 | one-time |
| Buy 2100 Gem | $7.99 | one-time |
| Buy Gem Duck Pet | $7.99 | one-time |

**What reviewers like**

- 🚀 Addictive and fun gameplay
- 👍 Satisfying and challenging experience
- 🎨 Charming pixel art and characters
- ⏱️ Quick restarts after deaths
- 🎉 Variety of modes and events

**What reviewers complain about**

- 🔍 Difficulty unlocking certain characters and skins
- 📺 Excessive advertisements
- 🐛 Bugs and glitches, especially with PVP mode
- 🔄 Repetitive gameplay can get monotonous

**Reported bugs**

- Frequent crashes and freezes
- Inconsistent controls and responsiveness
- Progression data loss or reset issues

**Requested features**

- More character customization options
- Cooperative multiplayer mode
- Ability to transfer progress across devices
- Improved PVP matchmaking and functionality


### 매쓰 디펜스(Math Defense)

[App page](https://appshunter.io/ios/app/math-defense/id6756874745)

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

**In-app purchases:** none


## Frequently asked questions

### Is Infinite Stairs free?

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

### Is 매쓰 디펜스(Math Defense) free?

매쓰 디펜스(Math Defense) is free to download, with no in-app purchases.

### Do Infinite Stairs or 매쓰 디펜스(Math Defense) have ads?

Both Infinite Stairs and 매쓰 디펜스(Math Defense) show ads.

### Which is updated more often, Infinite Stairs or 매쓰 디펜스(Math Defense)?

Infinite Stairs ships an update every 3 weeks, and 매쓰 디펜스(Math Defense) every 3 days. Most recently, Infinite Stairs was updated on November 6, 2026 and 매쓰 디펜스(Math Defense) on October 30, 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.*