# NeuroAdapt ZONE vs Marrowbone

The clearest difference is in-app purchases: NeuroAdapt ZONE at none against Marrowbone's 2. Marrowbone's advantage is update cadence (every 2 weeks vs every 6 weeks). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Marrowbone sells 2 in-app purchases, starting at $4.99 per month. NeuroAdapt ZONE asks for nothing beyond the download.

NeuroAdapt ZONE ships an update every 6 weeks, Marrowbone every 2 weeks. Both last shipped on November 5, 2026.

## The numbers

| Metric | NeuroAdapt ZONE | Marrowbone |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.0 (1 ratings)](https://appshunter.io/ios/app/neuroadapt-zone/id6761205914/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Every 2 weeks** |
| Monetization | Free | — |
| Size | 38 MB | 127 MB |
| Requires iOS | 15.1 | 15.1 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 17+ | 12+ |
| Developer | [W David O'Byrne](https://appshunter.io/developer/620112271) | [Marrowbone Technologies Ltd](https://appshunter.io/developer/6781233702) |

## What reviewers say

### NeuroAdapt ZONE

[App page](https://appshunter.io/ios/app/neuroadapt-zone/id6761205914)

This app helps neurodivergent adults understand their energy levels and identify patterns related to stimulation and recovery. It offers tools for self-reflection, strategy saving, and guided resets to promote more manageable days.

**Highlights:** Energy and stimulation check-ins, Zone framework for self-reflection, Save and revisit personal strategies, Guided resets and suggested actions, Weekly reflection prompts, Short learning lessons on the ZONE framework, Local data storage with export options

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

**In-app purchases:** none


### Marrowbone

[App page](https://appshunter.io/ios/app/marrowbone/id6781233700)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Marrowbone Plus Monthly | $4.99 | per month |
| Marrowbone Plus Annual | $49.99 | per year |


## Frequently asked questions

### Is NeuroAdapt ZONE free?

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

### Is Marrowbone free?

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

### Do NeuroAdapt ZONE or Marrowbone have ads?

Neither NeuroAdapt ZONE nor Marrowbone shows ads.

### Which is updated more often, NeuroAdapt ZONE or Marrowbone?

NeuroAdapt ZONE ships an update every 6 weeks, and Marrowbone every 2 weeks. Most recently, NeuroAdapt ZONE was updated on November 5, 2026 and Marrowbone on November 5, 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.*