# Mr. Chilly vs Astrospheric

The clearest difference is ratings volume: Mr. Chilly at 6.8K against Astrospheric's 481. Mr. Chilly also leads on iOS requirement (13.0 vs 15.1). Astrospheric's advantage is chart position (#75 vs unranked). On price, rating, review sentiment and update cadence there is nothing between them.

Both are free to download. Mr. Chilly sells 1 one-off in-app purchase and Astrospheric sells 2 in-app purchases, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.

On the App Store both sit at effectively the same score — 4.9 for Mr. Chilly against 4.8 for Astrospheric. That said, the two scores are not equally well evidenced: Mr. Chilly has 6.8K ratings behind it against 481, so its average is the more settled of the two. Written reviews split almost evenly too, at 86% and 87% positive.

Mr. Chilly ships an update every 5 weeks, Astrospheric every 3 weeks. Both last shipped on October 19, 2026.

## The numbers

| Metric | Mr. Chilly | Astrospheric |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.9 (6.8K ratings)](https://appshunter.io/ios/app/mr-chilly/id933759132/reviews)** | [4.8 (481 ratings)](https://appshunter.io/ios/app/astrospheric/id1166046863/reviews) |
| Number of ratings | **6.8K** | 481 |
| Positive reviews | 86.5% of reviews | **87.1% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 5 weeks | **Every 3 weeks** |
| Monetization | Free with in-app purchases | Freemium |
| Best chart rank | — | **#75** |
| Size | 12 MB | 39 MB |
| Requires iOS | **13.0** | 15.1 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Alexander Chia](https://appshunter.io/developer/1289065307) | [Daniel Fiordalis](https://appshunter.io/developer/1166046862) |

## What reviewers say

### Mr. Chilly

[App page](https://appshunter.io/ios/app/mr-chilly/id933759132)

This app provides detailed weather information for San Francisco's diverse microclimates and the entire Bay Area. View current temperatures, future forecasts, and dynamic heatmaps to plan your outdoor activities.

**Highlights:** Hourly forecasts (24 hours), Dynamic temperature heatmaps, Day/night cycle visualization, San Francisco microclimate view, Bay Area and Peninsula weather

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| No Ads | $1.99 | one-time |


### Astrospheric

[App page](https://appshunter.io/ios/app/astrospheric/id1166046863)

**Currently charting:** #75 Top Grossing · Weather, #132 Top Free · Weather (US App Store)

This app offers advanced weather forecasting and astronomical data for stargazers and astrophotographers. It provides detailed hourly forecasts, cloud and sky transparency reports, and alerts for celestial events. It also includes tools for astronomical societies and offline site setup.

**Highlights:** 84-hour hourly weather forecast, Ensemble cloud forecast, Kp index for Aurora, ISS flyover paths, Integrated smoke forecast, Sky and ground data, Rise and set times, Solar and Lunar eclipse data

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Astrospheric Pro Subscription | $2.99 | per month |
| Astrospheric Pro Subscription | $29.99 | per year |

**What reviewers like**

- 🚀 Precision tool for astrophotography
- 🔍 Detailed weather forecasts
- ⭐ Accurate and reliable
- 💻 Comprehensive data and features
- 📊 Helpful for planning observing sessions

**What reviewers complain about**

- 🐛 Occasional inaccurate forecasts
- 🔍 Missing some weather data (e.g. wind)
- 💰 Subscription required for full functionality
- 🔌 Compatibility issues on some devices

**Reported bugs**

- App crashing or not loading on some devices
- Inconsistent temperature and wind data

**Requested features**

- Notification system for clear skies
- Widgets for quick access to data
- More detailed transparency and seeing data
- Ability to flip east and west in the app


## Frequently asked questions

### Is Mr. Chilly free?

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

### Is Astrospheric free?

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

### Which has better reviews, Mr. Chilly or Astrospheric?

Mr. Chilly is rated higher. Mr. Chilly averages 4.9 out of 5 from 6.8K ratings, while Astrospheric averages 4.8 from 481 ratings.

### Do Mr. Chilly or Astrospheric have ads?

Neither Mr. Chilly nor Astrospheric shows ads.

### Which is updated more often, Mr. Chilly or Astrospheric?

Mr. Chilly ships an update every 5 weeks, and Astrospheric every 3 weeks. Most recently, Mr. Chilly was updated on October 19, 2026 and Astrospheric on October 19, 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.*