# Moon Lunation vs Anemometer

The clearest difference is review sentiment: Anemometer at 100% against Moon Lunation's 6%. Anemometer also leads on update cadence (every 5 days vs every 3 weeks) and monetization model (freemium vs paid). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Moon Lunation sells 1 one-off in-app purchase and Anemometer sells 2 in-app purchases, starting at $1.99 per month. Whichever you choose, the download price is not the number that matters.

Moon Lunation ships an update every 3 weeks, Anemometer every 5 days. The most recent releases landed on October 17, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | Moon Lunation | Anemometer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.5 (2 ratings)](https://appshunter.io/ios/app/anemometer-wind-speed-tracker/id6761637268/reviews)** |
| Number of ratings | — | **2** |
| Positive reviews | 5.7% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 5 days** |
| Monetization | Paid | **Freemium** |
| Size | 28 MB | 39 MB |
| Requires iOS | 17.0 | **15.6** |
| Devices | **iPhone, iPad, Mac, Apple Watch** | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [TraLand.com](https://appshunter.io/developer/311933406) | [Tirin](https://appshunter.io/developer/1665717789) |

## What reviewers say

### Moon Lunation

[App page](https://appshunter.io/ios/app/moon-lunation/id312811399)

This app provides detailed lunar phase information for any date between 2000 and 2050. It calculates phases offline using precise astronomical geometry, displaying illuminated percentages and event times. Users can explore monthly calendars, visualize entire lunations, and view a 3D model of the Moon's surface.

**Highlights:** Offline moon phase computation, Date range 2000-2050, Illuminated percentage display, Lunar age and event times, Monthly calendar view, Lunation cycle visualization, 3D Moon surface model

**Features:** Apple Watch app, Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Moon Lunation Pro | $1.99 | one-time |


### Anemometer

[App page](https://appshunter.io/ios/app/anemometer-wind-speed-tracker/id6761637268)

This app provides real-time wind speed and direction data, along with 24-hour forecasts. It offers intelligent activity modes for drone pilots, sailors, and surfers, with tailored safety indicators and multiple unit support.

**Highlights:** Live wind speed and direction tracking, 24-hour hourly wind forecasts, Activity modes for drones, sailing, and surfing, Interactive mini-compass, Multiple unit support (m/s, km/h, mph, knots), Beaufort Scale categorization, Save and swipe between smart locations

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Anemometer Pro | $1.99 | per month |
| Anemometer Pro Lifetime | $4.99 | one-time |


## Frequently asked questions

### Is Moon Lunation free?

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

### Is Anemometer free?

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

### Do Moon Lunation or Anemometer have ads?

Neither Moon Lunation nor Anemometer shows ads.

### Which is updated more often, Moon Lunation or Anemometer?

Moon Lunation ships an update every 3 weeks, and Anemometer every 5 days. Most recently, Moon Lunation was updated on October 17, 2026 and Anemometer on October 15, 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.*