# CatBit vs How do Things Fly?

The clearest difference is price: How do Things Fly? at Free against CatBit's $2.99. How do Things Fly? also leads on update cadence (every 4 months vs every 53 months). CatBit's advantage is in-app purchases (none vs 4). On ads, device support and iOS requirement there is nothing between them.

How do Things Fly? is free to download; CatBit costs $2.99 up front. How do Things Fly? sells 4 in-app purchases, starting at $7.99 per month. CatBit asks for nothing beyond the download.

CatBit ships an update every 53 months, How do Things Fly? every 4 months. The most recent releases landed on October 1, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | CatBit | How do Things Fly? |
| --- | --- | --- |
| Price | $2.99 | **Free** |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/how-do-things-fly/id1503652155/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | — | 80.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 53 months | **Every 4 months** |
| Monetization | — | Free with in-app purchases |
| Size | 6 MB | 551 MB |
| Requires iOS | **12.0** | 13.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Flammy Design](https://appshunter.io/developer/385920006) | [Learny Land](https://appshunter.io/developer/1380183676) |

## What reviewers say

### CatBit

[App page](https://appshunter.io/ios/app/catbit/id1484288272)

**Features:** macOS Compatibility

**In-app purchases:** none


### How do Things Fly?

[App page](https://appshunter.io/ios/app/how-do-things-fly/id1503652155)

Explore the principles of flight through interactive play with various aircraft. Learn about physics, logic, and scientific concepts in a fun, stress-free environment. Designed for children and families to discover how things fly.

**Highlights:** Interactive flight simulation, Learn physics and scientific concepts, Pilot planes, helicopters, drones, and balloons, Develop scientific thinking and logic, Intuitive interface for children, Content for ages 5 and up

**Features:** macOS Compatibility, Family Sharing

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Learny Land Pass - Monthly | $7.99 | per month |
| Learny Land Pass - Monthly | $8.99 | per month |
| Learny Land Pass - Annual | $39.99 | per year |
| Learny Land Pass - Annual | $49.99 | per year |


## Frequently asked questions

### Is CatBit free?

CatBit costs $2.99, with no in-app purchases.

### Is How do Things Fly? free?

How do Things Fly? is free to download, with in-app purchases available.

### Do CatBit or How do Things Fly? have ads?

Neither CatBit nor How do Things Fly? shows ads.

### Which is updated more often, CatBit or How do Things Fly??

CatBit ships an update every 53 months, and How do Things Fly? every 4 months. Most recently, CatBit was updated on October 1, 2026 and How do Things Fly? on October 6, 2026.

---

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