# Marbles CBT vs Diary

The clearest difference is update cadence: Marbles CBT at every 2 months against Diary's every 7 months. On price, rating, ratings volume and ads there is nothing between them.

Both are free to download. Marbles CBT sells 2 in-app purchases, starting at $7.99 per month and Diary sells 1 in-app purchase, starting at $0.99 per month. Whichever you choose, the download price is not the number that matters.

On the App Store both sit at effectively the same score — 5.0 for Marbles CBT against 5.0 for Diary. Both are backed by a comparable volume of ratings — 2 and 2 respectively.

Marbles CBT ships an update every 2 months, Diary every 7 months. The most recent releases landed on June 4, 2026 and August 30, 2026 respectively.

## The numbers

| Metric | Marbles CBT | Diary |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (2 ratings)](https://appshunter.io/ios/app/marbles-cbt/id1527560798/reviews) | [5.0 (2 ratings)](https://appshunter.io/ios/app/diary-cbt-notes/id1661301401/reviews) |
| Number of ratings | 2 | 2 |
| Positive reviews | — | 66.7% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 7 months |
| Monetization | Freemium | Freemium |
| Size | 35 MB | 20 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 12+ | 4+ |
| Developer | [Omri Sadeh](https://appshunter.io/developer/1527560800) | [Ivan Medvedev](https://appshunter.io/developer/1661301403) |

## What reviewers say

### Marbles CBT

[App page](https://appshunter.io/ios/app/marbles-cbt/id1527560798)

This app helps users learn and practice Cognitive Behavioral Therapy techniques to manage habits, thinking patterns, and emotions. It offers tools for thought challenging, fear exposure, and various diaries for tracking mood, gratitude, and self-monitoring. Additional features include relaxation exercises and educational lessons on CBT.

**Highlights:** Thought challenging exercises, Fear exposure practice, Self-monitoring diary, Slow breathing relaxation, Muscle relaxation techniques, Mood and gratitude diaries, CBT learning lessons

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| English | $7.99 | per month |
| English | $79.99 | per year |


### Diary

[App page](https://appshunter.io/ios/app/diary-cbt-notes/id1661301401)

This app helps you track your thoughts, emotions, and behaviors to understand and change unhelpful patterns. It's a tool for developing coping strategies and improving overall well-being through cognitive behavioral therapy techniques.

**Highlights:** Record events, thoughts, and emotions, Identify cognitive distortions, Track behaviors and body reactions, Develop rational responses, Monitor progress over time, Set mental health goals

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium | $0.99 | per month |


## Frequently asked questions

### Is Marbles CBT free?

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

### Is Diary free?

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

### Which has better reviews, Marbles CBT or Diary?

Marbles CBT and Diary are both rated 5.0 out of 5 on the App Store, from 2 and 2 ratings respectively.

### Do Marbles CBT or Diary have ads?

Neither Marbles CBT nor Diary shows ads.

### Which is updated more often, Marbles CBT or Diary?

Marbles CBT ships an update every 2 months, and Diary every 7 months. Most recently, Marbles CBT was updated on June 4, 2026 and Diary on August 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.*