# SEA.AI vs Apparent Wind Calculator

The clearest difference is price: SEA.AI at Free against Apparent Wind Calculator's $0.99. Apparent Wind Calculator's advantage is iOS requirement (15.1 vs 17.0). On update cadence, ads, in-app purchases and device support there is nothing between them.

SEA.AI is free to download; Apparent Wind Calculator costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on November 4, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | SEA.AI | Apparent Wind Calculator |
| --- | --- | --- |
| Price | **Free** | $0.99 |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | Every 2 months |
| Size | 3 MB | 25 MB |
| Requires iOS | 17.0 | **15.1** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [SEA.AI SAS](https://appshunter.io/developer/1477495617) | [Adam Harvey](https://appshunter.io/developer/1890289893) |

## What reviewers say

### SEA.AI

[App page](https://appshunter.io/ios/app/seaai/id6500180816)

**In-app purchases:** none


### Apparent Wind Calculator

[App page](https://appshunter.io/ios/app/apparent-wind-calculator/id6765800086)

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

**In-app purchases:** none


## Frequently asked questions

### Is SEA.AI free?

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

### Is Apparent Wind Calculator free?

Apparent Wind Calculator costs $0.99, with no in-app purchases.

### Do SEA.AI or Apparent Wind Calculator have ads?

Neither SEA.AI nor Apparent Wind Calculator shows ads.

### Which is updated more often, SEA.AI or Apparent Wind Calculator?

SEA.AI ships an update every 2 months, and Apparent Wind Calculator every 2 months. Most recently, SEA.AI was updated on November 4, 2026 and Apparent Wind Calculator on October 25, 2026.

---

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