# CBT vs Stroll

The clearest difference is iOS requirement: CBT at 12.0 against Stroll's 15.1. 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.

## The numbers

| Metric | CBT | Stroll |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.3 (8 ratings)](https://appshunter.io/ios/app/cbt-i-explorer-3/id6738145256/reviews)** | — |
| Number of ratings | **8** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | — | Every 2 days |
| Monetization | Free | — |
| Size | 126 MB | 51 MB |
| Requires iOS | **12.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Palo Alto Veterans Institute for Research](https://appshunter.io/developer/1292950620) | [Connor Burns](https://appshunter.io/developer/1893761320) |

## What reviewers say

### CBT

[App page](https://appshunter.io/ios/app/cbt-i-explorer-3/id6738145256)

This research-focused application is a specialized version of CBT-i Coach, exclusively for participants in approved program evaluation projects. Access requires an invitation code provided by an approved investigator.

**Highlights:** Research-specific version, Requires invitation code, For approved program evaluations, Part of NCPTSD projects

**Features:** macOS Compatibility

**In-app purchases:** none


### Stroll

[App page](https://appshunter.io/ios/app/stroll-walking-journal/id6776712340)

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

**In-app purchases:** none


## Frequently asked questions

### Is CBT free?

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

### Is Stroll free?

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

### Do CBT or Stroll have ads?

Neither CBT nor Stroll shows ads.

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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.*