# StellarMate vs U

The clearest difference is ads: StellarMate at none against U's shown. On price, update cadence, 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.

StellarMate ships an update every 8 days, U fortnightly. The most recent releases landed on October 26, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | StellarMate | U |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.9 (26 ratings)](https://appshunter.io/ios/app/stellarmate/id1252626058/reviews)** | — |
| Number of ratings | **26** | — |
| Positive reviews | 34.5% of reviews | — |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | **Every 8 days** | Fortnightly |
| Monetization | Free | — |
| Size | 115 MB | 73 MB |
| Requires iOS | 16.0 | **15.6** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Ikarus Astronomy Company For Scientific Instruments & Tools](https://appshunter.io/developer/1252626057) | [U-wifi, Inc.](https://appshunter.io/developer/6785702430) |

## What reviewers say

### StellarMate

[App page](https://appshunter.io/ios/app/stellarmate/id1252626058)

Control your astrophotography equipment remotely. Capture images, stream video, and perform precise alignment. Automatically back up your photos to the cloud with rich metadata for easy searching.

**Highlights:** Remote equipment control, Image capture and video streaming, Polar alignment assistant, Cloud image backup, Metadata search and sorting, Software updates

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

**In-app purchases:** none


### U

[App page](https://appshunter.io/ios/app/u-wifi/id6785702428)

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

**In-app purchases:** none


## Frequently asked questions

### Is StellarMate free?

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

### Is U free?

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

### Do StellarMate or U have ads?

U shows ads; StellarMate does not.

### Which is updated more often, StellarMate or U?

StellarMate ships an update every 8 days, and U fortnightly. Most recently, StellarMate was updated on October 26, 2026 and U on October 14, 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.*