# Muta vs RM SIERRA MAR

The clearest difference is update cadence: RM SIERRA MAR at every 2 weeks against Muta's every 2 months. On price, ads, 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.

Muta ships an update every 2 months, RM SIERRA MAR every 2 weeks. The most recent releases landed on November 3, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | Muta | RM SIERRA MAR |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/muta/id1594081135/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 90.9% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 2 weeks** |
| Monetization | Free | — |
| Size | 47 MB | 30 MB |
| Requires iOS | **13.4** | 14.0.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Muta World](https://appshunter.io/developer/1627923708) | [Nanapps](https://appshunter.io/developer/1827032520) |

## What reviewers say

### Muta

[App page](https://appshunter.io/ios/app/muta/id1594081135)

This app helps you manage waste, discover sustainable products, and learn about conscious living. It aims to educate users on how our survival depends on adopting new forms of awareness and action.

**Highlights:** Waste management guidance, Sustainable product discovery, Environmental education, Conscious living promotion

**In-app purchases:** none


### RM SIERRA MAR

[App page](https://appshunter.io/ios/app/rm-sierra-mar/id6756672658)

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

**In-app purchases:** none


## Frequently asked questions

### Is Muta free?

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

### Is RM SIERRA MAR free?

RM SIERRA MAR is free to download, with no in-app purchases.

### Do Muta or RM SIERRA MAR have ads?

Neither Muta nor RM SIERRA MAR shows ads.

### Which is updated more often, Muta or RM SIERRA MAR?

Muta ships an update every 2 months, and RM SIERRA MAR every 2 weeks. Most recently, Muta was updated on November 3, 2026 and RM SIERRA MAR on October 30, 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.*