# lustar vs Weather M8

The clearest difference is in-app purchases: lustar at none against Weather M8's 3. lustar also leads on iOS requirement (16.0 vs 26.0). Weather M8's advantage is update cadence (monthly vs every 96 months). On price, ads and device support there is nothing between them.

Both are free to download. Weather M8 sells 3 in-app purchases, starting at $0.99 per 7 days. lustar asks for nothing beyond the download.

lustar ships an update every 96 months, Weather M8 monthly. The most recent releases landed on November 2, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | lustar | Weather M8 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (9 ratings)](https://appshunter.io/ios/app/lustar/id1327570819/reviews)** | — |
| Number of ratings | **9** | — |
| Positive reviews | 80.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 96 months | **Monthly** |
| Monetization | Free | — |
| Size | 191 MB | 39 MB |
| Requires iOS | **16.0** | 26.0 |
| Devices | iPhone, iPod | **iPhone, iPad, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [THIRSTY FISH LLC](https://appshunter.io/developer/962673258) | [Andrei Zhukouski](https://appshunter.io/developer/1696495620) |

## What reviewers say

### lustar

[App page](https://appshunter.io/ios/app/lustar/id1327570819)

This app provides hourly stargazing forecasts by combining local weather predictions with light pollution data. It features a searchable global map to help users find optimal viewing locations.

**Highlights:** Hourly stargazing forecasts, Light pollution data integration, Searchable world map, Local weather forecasts, Optimal viewing location finder

**Features:** macOS Compatibility

**In-app purchases:** none


### Weather M8

[App page](https://appshunter.io/ios/app/weather-m8/id6451083193)

**Features:** Family Sharing, Apple Watch app

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly | $0.99 | per 7 days |
| Monthly | $1.99 | per month |
| Annual | $12.99 | per year |


## Frequently asked questions

### Is lustar free?

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

### Is Weather M8 free?

Weather M8 is free to download, with in-app purchases available.

### Do lustar or Weather M8 have ads?

Neither lustar nor Weather M8 shows ads.

### Which is updated more often, lustar or Weather M8?

lustar ships an update every 96 months, and Weather M8 monthly. Most recently, lustar was updated on November 2, 2026 and Weather M8 on October 27, 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.*