# RoboTou Stacker vs Muse Cam

The clearest difference is ratings volume: Muse Cam at 50 against RoboTou Stacker's 1. Muse Cam also leads on update cadence (every 2 days vs every 5 days). RoboTou Stacker's advantage is review sentiment (100% vs 91%). On price, rating, ads and in-app purchases there is nothing between them.

Both are free to download. RoboTou Stacker sells 2 in-app purchases, starting at $5.00 per year and Muse Cam sells 4 in-app purchases, starting at $3.99 per month. Whichever you choose, the download price is not the number that matters.

On the App Store both sit at effectively the same score — 5.0 for RoboTou Stacker against 5.0 for Muse Cam. That said, the two scores are not equally well evidenced: Muse Cam has 50 ratings behind it against 1, so its average is the more settled of the two. Written reviews are what separate them: 100% of RoboTou Stacker's written reviews are positive against 91% of Muse Cam's.

RoboTou Stacker ships an update every 5 days, Muse Cam every 2 days. The most recent releases landed on September 10, 2026 and September 20, 2026 respectively.

## The numbers

| Metric | RoboTou Stacker | Muse Cam |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/robotou-stacker/id6761755082/reviews) | [5.0 (50 ratings)](https://appshunter.io/ios/app/muse-cam-ai-composition-camera/id6769879471/reviews) |
| Number of ratings | 1 | **50** |
| Positive reviews | **100.0% of reviews** | 91.4% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 5 days | **Every 2 days** |
| Monetization | Free with in-app purchases | Freemium |
| Size | 88 MB | 142 MB |
| Requires iOS | 17.0 | 17.0 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [振国 吴](https://appshunter.io/developer/1739933647) | [坤烨 杨](https://appshunter.io/developer/1829878172) |

## What reviewers say

### RoboTou Stacker

[App page](https://appshunter.io/ios/app/robotou-stacker/id6761755082)

Combine multiple photos directly on your device for enhanced results. This app offers automatic masking and alignment for various photography needs, including starry skies and light trails. Process your images locally without needing an account or cloud sync.

**Highlights:** On-device image stacking, Automatic masking and alignment, Starry sky stacking, Star trail stacking, Car-light trail stacking, Local preview generation, Export to Photos

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| RoboTou Stacker Pro Annual | $5.00 | per year |
| RoboTou Stacker Pro Lifetime | $39.99 | one-time |


### Muse Cam

[App page](https://appshunter.io/ios/app/muse-cam-ai-composition-camera/id6769879471)

This app uses AI to guide your photo composition and apply various film and vintage filters. Capture moments with unique styles like CCD, Live Photo, and timestamp watermarks, or maintain flexibility with Apple Log mode for advanced editing.

**Highlights:** AI composition guidance, Vintage and film filters, Live Photo capture, Timestamp watermarks, Apple Log mode for editing, Smart presets

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Muse Pro Monthly Plan | $3.99 | per month |
| Muse Pro year | $19.99 | per year |
| Muse Pro Annual Plan | $29.99 | per year |
| Lifetime Auto Frame | $39.99 | one-time |


## Frequently asked questions

### Is RoboTou Stacker free?

RoboTou Stacker is free to download, with in-app purchases available.

### Is Muse Cam free?

Muse Cam is free to download, with in-app purchases available.

### Which has better reviews, RoboTou Stacker or Muse Cam?

RoboTou Stacker and Muse Cam are both rated 5.0 out of 5 on the App Store, from 1 and 50 ratings respectively.

### Do RoboTou Stacker or Muse Cam have ads?

Neither RoboTou Stacker nor Muse Cam shows ads.

### Which is updated more often, RoboTou Stacker or Muse Cam?

RoboTou Stacker ships an update every 5 days, and Muse Cam every 2 days. Most recently, RoboTou Stacker was updated on September 10, 2026 and Muse Cam on September 20, 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.*