# Unistellar vs Singularity by Vaonis

The clearest difference is rating: Singularity by Vaonis at 4.2 against Unistellar's 3.8. Singularity by Vaonis also leads on review sentiment (64% vs 45%) and iOS requirement (14.0 vs 18.0). On price, ratings volume, update cadence and ads there is nothing between them.

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

Singularity by Vaonis holds the better App Store score, 4.2 against 3.8. Both are backed by a comparable volume of ratings — 100 and 73 respectively. Written reviews point the same way: 45% of Unistellar's written reviews are positive against 64% of Singularity by Vaonis's.

Unistellar ships an update every 6 weeks, Singularity by Vaonis every 5 weeks. The most recent releases landed on August 14, 2026 and September 23, 2026 respectively.

## The numbers

| Metric | Unistellar | Singularity by Vaonis |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.8 (100 ratings)](https://appshunter.io/ios/app/unistellar/id1435141427/reviews) | **[4.2 (73 ratings)](https://appshunter.io/ios/app/singularity-by-vaonis/id1515280835/reviews)** |
| Number of ratings | **100** | 73 |
| Positive reviews | 44.8% of reviews | **64.4% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Every 5 weeks** |
| Monetization | Free | Free |
| Size | 584 MB | 401 MB |
| Requires iOS | 18.0 | **14.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Unistellar](https://appshunter.io/developer/1384354590) | [Vaonis](https://appshunter.io/developer/1369139518) |

## What reviewers say

### Unistellar

[App page](https://appshunter.io/ios/app/unistellar/id1435141427)

Control your smart telescope, explore thousands of celestial objects, and observe them live. Save and share your discoveries, or contribute to real scientific research with citizen science missions.

**Highlights:** Telescope control, Explore 5000+ celestial objects, Live astronomical observation, Instant image sharing, RAW image download, Citizen science missions

**In-app purchases:** none


### Singularity by Vaonis

[App page](https://appshunter.io/ios/app/singularity-by-vaonis/id1515280835)

Control your smart telescope to explore the cosmos. Discover celestial objects with personalized recommendations, capture stunning images of galaxies and nebulae, and share your astronomical journey.

**Highlights:** Automatic setup and alignment, Real-time image processing, Object catalog and coordinate pointing, Mosaic mode for wider views, Solar observation mode, Expert mode for advanced control, Night planning and automated exploration

**In-app purchases:** none


## Frequently asked questions

### Is Unistellar free?

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

### Is Singularity by Vaonis free?

Singularity by Vaonis is free to download, with no in-app purchases.

### Which has better reviews, Unistellar or Singularity by Vaonis?

Singularity by Vaonis is rated higher. Unistellar averages 3.8 out of 5 from 100 ratings, while Singularity by Vaonis averages 4.2 from 73 ratings.

### Do Unistellar or Singularity by Vaonis have ads?

Neither Unistellar nor Singularity by Vaonis shows ads.

### Which is updated more often, Unistellar or Singularity by Vaonis?

Unistellar ships an update every 6 weeks, and Singularity by Vaonis every 5 weeks. Most recently, Unistellar was updated on August 14, 2026 and Singularity by Vaonis on September 23, 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.*