# Astrospheric vs Seasons Flow

The clearest difference is price: Astrospheric at Free against Seasons Flow's $0.99. Astrospheric also leads on update cadence (every 2 weeks vs every 3 months) and chart position (#94 vs unranked). Seasons Flow's advantage is in-app purchases (none vs 2). On ads and device support there is nothing between them.

Astrospheric is free to download; Seasons Flow costs $0.99 up front. Astrospheric sells 2 in-app purchases, starting at $2.99 per month. Seasons Flow asks for nothing beyond the download.

Astrospheric ships an update every 2 weeks, Seasons Flow every 3 months. The most recent releases landed on November 11, 2026 and November 10, 2026 respectively.

## The numbers

| Metric | Astrospheric | Seasons Flow |
| --- | --- | --- |
| Price | **Free** | $0.99 |
| Rating | **[4.8 (487 ratings)](https://appshunter.io/ios/app/astrospheric/id1166046863/reviews)** | — |
| Number of ratings | **487** | — |
| Positive reviews | 86.8% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Every 3 months |
| Monetization | Freemium | — |
| Best chart rank | **#94** | — |
| Size | 39 MB | 3 MB |
| Requires iOS | **15.1** | 26.4 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Daniel Fiordalis](https://appshunter.io/developer/1166046862) | [alan Spring](https://appshunter.io/developer/599530456) |

## What reviewers say

### Astrospheric

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

**Currently charting:** #94 Top Grossing · Weather, #181 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


### Seasons Flow

[App page](https://appshunter.io/ios/app/seasons-flow/id6788493544)

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

**In-app purchases:** none


## Frequently asked questions

### Is Astrospheric free?

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

### Is Seasons Flow free?

Seasons Flow costs $0.99, with no in-app purchases.

### Do Astrospheric or Seasons Flow have ads?

Neither Astrospheric nor Seasons Flow shows ads.

### Which is updated more often, Astrospheric or Seasons Flow?

Astrospheric ships an update every 2 weeks, and Seasons Flow every 3 months. Most recently, Astrospheric was updated on November 11, 2026 and Seasons Flow on November 10, 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.*