# AGILEScience vs Stellar Tour

The clearest difference is in-app purchases: AGILEScience at none against Stellar Tour's 6. AGILEScience also leads on review sentiment (100% vs 84%) and iOS requirement (8.0 vs 26.0). Stellar Tour's advantage is update cadence (fortnightly vs every 3 months). On price, ads and device support there is nothing between them.

Both are free to download. Stellar Tour sells 5 one-off in-app purchases. AGILEScience asks for nothing beyond the download.

AGILEScience ships an update every 3 months, Stellar Tour fortnightly. The most recent releases landed on September 26, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | AGILEScience | Stellar Tour |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.7 (1.7K ratings)](https://appshunter.io/ios/app/stellar-tour/id1197929178/reviews)** |
| Number of ratings | — | **1.7K** |
| Positive reviews | **100.0% of reviews** | 83.5% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 months | **Fortnightly** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 27 MB | 570 MB |
| Requires iOS | **8.0** | 26.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Andrea Bulgarelli](https://appshunter.io/developer/587328267) | [Aaron Day](https://appshunter.io/developer/1028872452) |

## What reviewers say

### AGILEScience

[App page](https://appshunter.io/ios/app/agilescience/id587328264)

Explore the universe's energetic phenomena and Earth's atmospheric events. Discover black holes, neutron stars, and gamma-ray flashes from space. This app provides news, a gallery of discoveries, and real-time satellite location.

**Highlights:** Universe exploration, Earth science insights, News updates, Discovery gallery, Real-time satellite position, Scientific publications

**Features:** macOS Compatibility

**In-app purchases:** none


### Stellar Tour

[App page](https://appshunter.io/ios/app/stellar-tour/id1197929178)

Explore the cosmos with an augmented reality stargazing app guided by an astrophysicist. Discover exoplanets, solar system bodies, and deep-sky objects with scientifically accurate narratives and detailed visuals.

**Highlights:** Augmented reality stargazing, Astrophysicist-guided tours, Detailed exoplanet information, High-resolution solar system visuals, Exploration of galaxies and nebulae, Interactive 3D planet and moon models

**Features:** Family Sharing, Vision Pro support

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads 1 | $2.99 | one-time |
| Upgrade: Lessons & Sky Tools | $3.99 | one-time |
| Cosmic Expansion | $9.99 | one-time |
| Remove Ads 2 | $9.99 | one-time |
| Remove Ads 3 | $14.99 | one-time |

**What reviewers like**

- 🌟 Amazing app
- 👍 Excellent for stargazing and learning
- 🔭 Helpful for identifying stars and constellations
- 🌌 Detailed information on planets and exoplanets
- 🎓 Great educational tool for all ages

**What reviewers complain about**

- 🐛 Occasional crashes and glitches
- 🤔 Some features not intuitive or user-friendly
- 💰 Wish it was completely free without in-app purchases
- 🌍 Language localization could be improved

**Reported bugs**

- Login screen freezes
- Compatibility issues with newer iOS versions
- Videos not playing offline as expected

**Requested features**

- Add support for viewing comets and other celestial events
- Improve AR functionality and integration
- Provide more detailed information on exoplanets
- Introduce a dark mode option for better visibility at night


## Frequently asked questions

### Is AGILEScience free?

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

### Is Stellar Tour free?

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

### Do AGILEScience or Stellar Tour have ads?

Neither AGILEScience nor Stellar Tour shows ads.

### Which is updated more often, AGILEScience or Stellar Tour?

AGILEScience ships an update every 3 months, and Stellar Tour fortnightly. Most recently, AGILEScience was updated on September 26, 2026 and Stellar Tour on October 8, 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.*