# Motion Sensor vs Seestar

The clearest difference is price: Seestar at Free against Motion Sensor's $4.99. Seestar also leads on review sentiment (62% vs 39%). Motion Sensor's advantage is chart position (#93 vs unranked) and iOS requirement (10.0 vs 13.0). On rating, ratings volume, update cadence and ads there is nothing between them.

Seestar is free to download; Motion Sensor costs $4.99 up front. Neither carries in-app purchases, so what you see is what you pay.

On the App Store both sit at effectively the same score — 4.2 for Motion Sensor against 4.2 for Seestar. Both are backed by a comparable volume of ratings — 257 and 334 respectively. Written reviews are what separate them: 39% of Motion Sensor's written reviews are positive against 62% of Seestar's.

Motion Sensor ships an update every 3 weeks, Seestar monthly. The most recent releases landed on September 26, 2026 and September 25, 2026 respectively.

## The numbers

| Metric | Motion Sensor | Seestar |
| --- | --- | --- |
| Price | $4.99 | **Free** |
| Rating | [4.2 (257 ratings)](https://appshunter.io/ios/app/motion-sensor/id1288112430/reviews) | [4.2 (334 ratings)](https://appshunter.io/ios/app/seestar/id6447429891/reviews) |
| Number of ratings | 257 | **334** |
| Positive reviews | 38.8% of reviews | **61.7% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Monthly |
| Monetization | **Free** | Paid |
| Best chart rank | **#93** | — |
| Size | 72 MB | 1.3 GB |
| Requires iOS | **10.0** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Emmanuel Lauro Garsd](https://appshunter.io/developer/1856657410) | [SuZhou ZWO Co., Ltd](https://appshunter.io/developer/1367782033) |

## What reviewers say

### Motion Sensor

[App page](https://appshunter.io/ios/app/motion-sensor/id1288112430)

**Currently charting:** #93 Top Paid · Photo & Video (US App Store)

This application acts as a motion detector, automatically recording video when movement is detected. It offers various features for surveillance, security, or capturing pet activities. Videos can be saved to cloud storage or viewed within the app.

**Highlights:** Automatic video recording on motion detection, Cloud storage integration (Dropbox, iCloud), Adjustable video resolution and frame rate, Configurable detection zones and schedules, In-app gallery and video playback, Customizable motion sensitivity and recording duration

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

**In-app purchases:** none

**What reviewers like**

- 👍 Good for naps at work
- 👍 Excellent apps!
- 👍 Pretty cool little app
- 👍 Works as it should
- 👍 Children loved to discover how nature documentary are done

**What reviewers complain about**

- 🐛 Undulations like on a boat
- 🐛 Motion detection always triggers immediately
- 🐛 Video captured is also undulating
- 🐛 Turning off autofocus has no effect
- 🐛 Cannot set camera zoom

**Reported bugs**

- Preview undulates like waves
- Motion detection triggers immediately
- Video captured is undulating
- Autofocus has no effect
- App crashes frequently

**Requested features**

- Power save option button
- Zoom feature
- Ability to hide the screen when recording
- Ability to run in background when screen is locked
- Manual focus feature


### 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


## Frequently asked questions

### Is Motion Sensor free?

Motion Sensor costs $4.99, with no in-app purchases.

### Is Seestar free?

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

### Which has better reviews, Motion Sensor or Seestar?

Motion Sensor and Seestar are both rated 4.2 out of 5 on the App Store, from 257 and 334 ratings respectively.

### Do Motion Sensor or Seestar have ads?

Neither Motion Sensor nor Seestar shows ads.

### Which is updated more often, Motion Sensor or Seestar?

Motion Sensor ships an update every 3 weeks, and Seestar monthly. Most recently, Motion Sensor was updated on September 26, 2026 and Seestar on September 25, 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.*