# SkySync vs Askar Astro Controller

The clearest difference is update cadence: Askar Astro Controller at daily against SkySync's weekly. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

SkySync ships an update weekly, Askar Astro Controller daily. Both last shipped on October 31, 2026.

## The numbers

| Metric | SkySync | Askar Astro Controller |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (4 ratings)](https://appshunter.io/ios/app/skysync-night-sky-tracker/id6781568212/reviews)** | — |
| Number of ratings | **4** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Weekly | **Daily** |
| Monetization | Free | — |
| Size | 24 MB | 106 MB |
| Requires iOS | 15.1 | **14.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [KAHLESON MILES BLANCHARD](https://appshunter.io/developer/6781568214) | [Jiaxing Ruixing Optical Instrument Co., Ltd.](https://appshunter.io/developer/6792950937) |

## What reviewers say

### SkySync

[App page](https://appshunter.io/ios/app/skysync-night-sky-tracker/id6781568212)

This app helps you discover and track celestial events like meteor showers and eclipses. It provides countdown timers and customizable notifications so you never miss an opportunity to stargaze. It also features a dark sky finder to locate optimal viewing spots.

**Highlights:** Event calendar (meteor showers, eclipses, moons, comets), Countdown timers to events, Customizable notifications, Dark sky finder with Bortle scale, Minimalist nighttime design, No account required

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

**In-app purchases:** none


### Askar Astro Controller

[App page](https://appshunter.io/ios/app/askar-astro-controller/id6792950935)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is SkySync free?

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

### Is Askar Astro Controller free?

Askar Astro Controller is free to download, with no in-app purchases.

### Do SkySync or Askar Astro Controller have ads?

Neither SkySync nor Askar Astro Controller shows ads.

### Which is updated more often, SkySync or Askar Astro Controller?

SkySync ships an update weekly, and Askar Astro Controller daily. Most recently, SkySync was updated on October 31, 2026 and Askar Astro Controller 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.*