# StarTeller vs AstroNav SkyDial

The clearest difference is ratings volume: StarTeller at 9 against AstroNav SkyDial's 2. On price, rating, review sentiment and update cadence there is nothing between them.

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

On the App Store both sit at effectively the same score — 5.0 for StarTeller against 5.0 for AstroNav SkyDial. Both are backed by a comparable volume of ratings — 9 and 2 respectively. Written reviews split almost evenly too, at 100% and 100% positive.

StarTeller ships an update every 2 weeks, AstroNav SkyDial every 3 weeks. The most recent releases landed on November 5, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | StarTeller | AstroNav SkyDial |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (9 ratings)](https://appshunter.io/ios/app/starteller/id6760154168/reviews) | [5.0 (2 ratings)](https://appshunter.io/ios/app/astronav-skydial/id6793818116/reviews) |
| Number of ratings | **9** | 2 |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Every 3 weeks |
| Monetization | Free | Free |
| Size | 178 MB | 108 MB |
| Requires iOS | 17.6 | **17.0** |
| Devices | iPhone, iPad | **iPhone, iPad, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [Peryhelion LLC](https://appshunter.io/developer/1882888047) | [Timespace Atlas, LLC](https://appshunter.io/developer/6793818118) |

## What reviewers say

### StarTeller

[App page](https://appshunter.io/ios/app/starteller/id6760154168)

This app helps astrophotographers plan their imaging sessions by providing detailed visibility data for over 15,000 deep-sky objects. It calculates rise, peak, and set times, and offers features like custom horizons and telescope framing previews.

**Highlights:** 15,000+ deep-sky objects, Detailed visibility data (rise, peak, set times), Custom horizon and telescope framing, Interactive sky map with AR mode, Moon and planet tracking, Offline visibility calculations

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| StarTeller Pro | $9.99 | one-time |


### AstroNav SkyDial

[App page](https://appshunter.io/ios/app/astronav-skydial/id6793818116)

Visualize celestial movements in real-time with a dynamic dial showing the sun, moon, and planets. Explore upcoming astronomical events and plan your stargazing sessions.

**Highlights:** Real-time sun and moon tracking, Planetary movement visualization, Interactive sky dial, Event feed for stargazing opportunities, 48-hour forecast slider, Zodiac constellation identification

**Features:** macOS Compatibility, Family Sharing, Apple Watch app, Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| AstroNav Pro Annual | $1.99 | per year |
| AstroNav Pro (Lifetime) | $9.99 | one-time |


## Frequently asked questions

### Is StarTeller free?

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

### Is AstroNav SkyDial free?

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

### Which has better reviews, StarTeller or AstroNav SkyDial?

StarTeller and AstroNav SkyDial are both rated 5.0 out of 5 on the App Store, from 9 and 2 ratings respectively.

### Do StarTeller or AstroNav SkyDial have ads?

Neither StarTeller nor AstroNav SkyDial shows ads.

### Which is updated more often, StarTeller or AstroNav SkyDial?

StarTeller ships an update every 2 weeks, and AstroNav SkyDial every 3 weeks. Most recently, StarTeller was updated on November 5, 2026 and AstroNav SkyDial on October 31, 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.*