# Seestar vs SunSketcher

The clearest difference is rating: Seestar at 4.2 against SunSketcher's 2.6. Seestar also leads on review sentiment (62% vs 33%) and ratings volume (354 vs 23). SunSketcher's advantage is monetization model (free vs paid) and update cadence (fortnightly vs monthly). On price, ads and in-app purchases there is nothing between them.

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

Seestar holds the better App Store score, 4.2 against 2.6. That said, the two scores are not equally well evidenced: Seestar has 354 ratings behind it against 23, so its average is the more settled of the two. Written reviews point the same way: 62% of Seestar's written reviews are positive against 33% of SunSketcher's.

Seestar ships an update monthly, SunSketcher fortnightly. The most recent releases landed on October 26, 2026 and October 3, 2026 respectively.

## The numbers

| Metric | Seestar | SunSketcher |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.2 (354 ratings)](https://appshunter.io/ios/app/seestar/id6447429891/reviews)** | [2.6 (23 ratings)](https://appshunter.io/ios/app/sunsketcher/id6464665997/reviews) |
| Number of ratings | **354** | 23 |
| Positive reviews | **62.0% of reviews** | 33.3% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | **Fortnightly** |
| Monetization | Paid | **Free** |
| Size | 1.3 GB | 26 MB |
| Requires iOS | **13.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [SuZhou ZWO Co., Ltd](https://appshunter.io/developer/1367782033) | [Western Kentucky University](https://appshunter.io/developer/365191345) |

## What reviewers say

### Seestar

[App page](https://appshunter.io/ios/app/seestar/id6447429891)

Explore the universe with a smart telescope that simplifies stargazing. Automatically find, focus, and capture celestial objects without professional guidance. Observe stars, the sun, and even landscapes with intuitive app control.

**Highlights:** Wireless control of telescope, Automatic celestial object finding and tracking, Solar observation with filter, Scenery mode for terrestrial viewing, Built-in sky atlas and encyclopedia, Stargazing index and recommendations, Share observations with community

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

**In-app purchases:** none

**What reviewers like**

- 👍 Easy to use
- 🚀 Continuous updates
- 💡 Great value for money
- 👍 Intuitive interface
- 👍 Excellent image quality

**What reviewers complain about**

- 🐛 Firmware updates causing issues
- 🐛 Connectivity problems
- 🐛 Tracking and stability issues
- 🔋 Battery life concerns
- 🐛 Crashes and bugs after updates

**Reported bugs**

- Firmware update cycle preventing settings changes
- Tracking errors and star trailing issues
- App crashing on startup
- Inability to connect to telescope
- Forced firmware updates during use

**Requested features**

- Add equatorial mode support
- Provide fine control of exposure time
- Implement mosaic mode for wider FOV
- Add support for iPad landscape mode
- Integrate with other astronomy apps


### SunSketcher

[App page](https://appshunter.io/ios/app/sunsketcher/id6464665997)

Capture crucial data during the Great North American Eclipse. This app automatically takes photos of the sun, helping scientists create a precise model of its shape and study solar interior flows. Participate in citizen science from your smartphone.

**Highlights:** Automatic eclipse photography, Location-based timing for totality, Data upload for scientific analysis, Citizen science participation, Contributes to heliophysics research, No special equipment needed

**In-app purchases:** none


## Frequently asked questions

### Is Seestar free?

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

### Is SunSketcher free?

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

### Which has better reviews, Seestar or SunSketcher?

Seestar is rated higher. Seestar averages 4.2 out of 5 from 354 ratings, while SunSketcher averages 2.6 from 23 ratings.

### Do Seestar or SunSketcher have ads?

Neither Seestar nor SunSketcher shows ads.

### Which is updated more often, Seestar or SunSketcher?

Seestar ships an update monthly, and SunSketcher fortnightly. Most recently, Seestar was updated on October 26, 2026 and SunSketcher on October 3, 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.*