# Mindfulness Coach Explorer vs Carbon Step

The clearest difference is ads: Mindfulness Coach Explorer at none against Carbon Step's shown. Mindfulness Coach Explorer also leads on iOS requirement (13.0 vs 17.6). Carbon Step's advantage is update cadence (every 9 days vs every 42 months). On price, 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.

Mindfulness Coach Explorer ships an update every 42 months, Carbon Step every 9 days. The most recent releases landed on October 24, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Mindfulness Coach Explorer | Carbon Step |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (54 ratings)](https://appshunter.io/ios/app/mindfulness-coach-explorer/id1438787563/reviews)** | — |
| Number of ratings | **54** | — |
| Positive reviews | 33.3% of reviews | — |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 42 months | **Every 9 days** |
| Monetization | Free | — |
| Size | 130 MB | 45 MB |
| Requires iOS | **13.0** | 17.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 17+ | 4+ |
| Developer | [Palo Alto Veterans Institute for Research](https://appshunter.io/developer/1292950620) | [Mert Huseyin Ciloglu](https://appshunter.io/developer/1849760865) |

## What reviewers say

### Mindfulness Coach Explorer

[App page](https://appshunter.io/ios/app/mindfulness-coach-explorer/id1438787563)

This is a research version of a mindfulness application exclusively for participants in approved program evaluations. Access requires an invitation code from an approved investigator.

**Highlights:** Research version, Invitation code required, Program evaluation access, Mindfulness tools

**Features:** macOS Compatibility

**In-app purchases:** none


### Carbon Step

[App page](https://appshunter.io/ios/app/carbon-step/id6754710198)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Mindfulness Coach Explorer free?

Mindfulness Coach Explorer is free to download, with no in-app purchases.

### Is Carbon Step free?

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

### Do Mindfulness Coach Explorer or Carbon Step have ads?

Carbon Step shows ads; Mindfulness Coach Explorer does not.

### Which is updated more often, Mindfulness Coach Explorer or Carbon Step?

Mindfulness Coach Explorer ships an update every 42 months, and Carbon Step every 9 days. Most recently, Mindfulness Coach Explorer was updated on October 24, 2026 and Carbon Step on October 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.*