# Aviation Calculator, Crosswind vs ChatPilot

The clearest difference is price: ChatPilot at Free against Aviation Calculator, Crosswind's $3.99. ChatPilot also leads on update cadence (fortnightly vs every 30 months) and iOS requirement (12.4 vs 15.0). Aviation Calculator, Crosswind's advantage is in-app purchases (none vs 2). On ads and device support there is nothing between them.

ChatPilot is free to download; Aviation Calculator, Crosswind costs $3.99 up front. ChatPilot sells 2 in-app purchases, starting at $19.90 per month. Aviation Calculator, Crosswind asks for nothing beyond the download.

Aviation Calculator, Crosswind ships an update every 30 months, ChatPilot fortnightly. The most recent releases landed on November 7, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | Aviation Calculator, Crosswind | ChatPilot |
| --- | --- | --- |
| Price | $3.99 | **Free** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 30 months | **Fortnightly** |
| Size | 26 MB | 19 MB |
| Requires iOS | 15.0 | **12.4** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Bhavinkumar Satashiya](https://appshunter.io/developer/1361485921) | [Xianzho Guo](https://appshunter.io/developer/991721488) |

## What reviewers say

### Aviation Calculator, Crosswind

[App page](https://appshunter.io/ios/app/aviation-calculator-crosswind/id1599478617)

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

**In-app purchases:** none


### ChatPilot

[App page](https://appshunter.io/ios/app/chatpilot/id6447297576)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Subscription | $19.90 | per month |
| Yearly Subscription | $199.00 | per year |


## Frequently asked questions

### Is Aviation Calculator, Crosswind free?

Aviation Calculator, Crosswind costs $3.99, with no in-app purchases.

### Is ChatPilot free?

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

### Do Aviation Calculator, Crosswind or ChatPilot have ads?

Neither Aviation Calculator, Crosswind nor ChatPilot shows ads.

### Which is updated more often, Aviation Calculator, Crosswind or ChatPilot?

Aviation Calculator, Crosswind ships an update every 30 months, and ChatPilot fortnightly. Most recently, Aviation Calculator, Crosswind was updated on November 7, 2026 and ChatPilot 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.*