# OCD Tracker Journal vs CPT Explorer

The clearest difference is in-app purchases: CPT Explorer at none against OCD Tracker Journal's 17. CPT Explorer also leads on update cadence (every 3 months vs every 6 months) and iOS requirement (13.0 vs 15.5). On price, ads and device support there is nothing between them.

Both are free to download. OCD Tracker Journal sells 17 in-app purchases, starting at $4.95 per month. CPT Explorer asks for nothing beyond the download.

OCD Tracker Journal ships an update every 6 months, CPT Explorer every 3 months. The most recent releases landed on September 20, 2026 and September 18, 2026 respectively.

## The numbers

| Metric | OCD Tracker Journal | CPT Explorer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.7 (3 ratings)](https://appshunter.io/ios/app/ocd-tracker-journal/id6743565010/reviews)** | — |
| Number of ratings | **3** | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 6 months | **Every 3 months** |
| Monetization | Free with in-app purchases | — |
| Size | 220 MB | 133 MB |
| Requires iOS | 15.5 | **13.0** |
| Devices | **iPhone, iPad, iPod, Apple Watch** | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Digital Therapeutics](https://appshunter.io/developer/1721663167) | [Palo Alto Veterans Institute for Research](https://appshunter.io/developer/1292950620) |

## What reviewers say

### OCD Tracker Journal

[App page](https://appshunter.io/ios/app/ocd-tracker-journal/id6743565010)

This app helps individuals manage Obsessive-Compulsive Disorder by tracking intrusive thoughts, compulsions, and anxiety. It provides tools to log symptoms, build exposure response prevention (ERP) goals, and understand triggers for better insight and progress tracking.

**Highlights:** Log obsessions and unwanted thoughts, Track compulsions and rituals, Build and track ERP goals, Identify internal and external triggers, Monitor mood, energy, and function, Review progress with charts, Export logs for therapy

**Features:** macOS Compatibility, Siri integration, Apple Watch app, iMessage stickers, Vision Pro support

**In-app purchases (17)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Lite Monthly | $4.95 | per month |
| easy pass | $7.99 | per 7 days |
| weather max | $9.99 | per 3 months |
| flex pass | $18.99 | per month |
| carey ai max | $19.99 | per month |
| Lite Yearly | $19.99 | per year |
| smart pass | $19.99 | per year |
| carey ai ultra | $29.99 | per month |
| plus | $29.99 | per year |
| limited discount | $29.99 | per year |
| Premium Yearly | $34.99 | per year |
| yearly access | $39.99 | per year |
| Extended Trial | $39.99 | per year |
| 7-Day Trial | $49.99 | per year |
| store credit | $1.99 | one-time |
| carey ai credits | $8.99 | one-time |
| lifetime upgrade | $79.99 | one-time |


### CPT Explorer

[App page](https://appshunter.io/ios/app/cpt-explorer/id6751294000)

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

**In-app purchases:** none


## Frequently asked questions

### Is OCD Tracker Journal free?

OCD Tracker Journal is free to download, with in-app purchases available.

### Is CPT Explorer free?

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

### Do OCD Tracker Journal or CPT Explorer have ads?

Neither OCD Tracker Journal nor CPT Explorer shows ads.

### Which is updated more often, OCD Tracker Journal or CPT Explorer?

OCD Tracker Journal ships an update every 6 months, and CPT Explorer every 3 months. Most recently, OCD Tracker Journal was updated on September 20, 2026 and CPT Explorer on September 18, 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.*