# Pixels vs Sleep Notes AI

The clearest difference is update cadence: Sleep Notes AI at every 4 days against Pixels's every 11 days. Pixels's advantage is device support (3 vs 1) and iOS requirement (15.0 vs 18.6). On price, ads and in-app purchases there is nothing between them.

Both are free to download. Pixels sells 5 in-app purchases, starting at $1.99 per month and Sleep Notes AI sells 2 in-app purchases, starting at $5.99 per 7 days. Whichever you choose, the download price is not the number that matters.

Pixels ships an update every 11 days, Sleep Notes AI every 4 days. The most recent releases landed on October 22, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | Pixels | Sleep Notes AI |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (44 ratings)](https://appshunter.io/ios/app/pixels-mood-tracker-and-journal/id1668460700/reviews)** | — |
| Number of ratings | **44** | — |
| Positive reviews | 96.7% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 11 days | **Every 4 days** |
| Monetization | Free with in-app purchases | — |
| Size | 77 MB | 14 MB |
| Requires iOS | **15.0** | 18.6 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 12+ | 4+ |
| Developer | [Teo Vogel](https://appshunter.io/developer/1481910140) | [Alexandr Korsak](https://appshunter.io/developer/1447001028) |

## What reviewers say

### Pixels

[App page](https://appshunter.io/ios/app/pixels-mood-tracker-and-journal/id1668460700)

This app helps you track your daily mood and emotions by turning them into a visual map of color. You can record your mood with a tap, add details with subpixels and custom tags, and use it as a companion for therapy. It offers a private and minimalist experience with no ads.

**Highlights:** Visual mood map, Daily pixel color entries, Subpixel tracking for mood variations, Custom tags and notes, Therapy companion tool, Minimalist and private design

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

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pixels Cloud+ | $1.99 | per month |
| Pixels Cloud+ | $1.99 | per month |
| Pixels Cloud+ | $21.99 | per year |
| Pixels Cloud+ | $21.99 | per year |
| Pixels+ | $4.99 | one-time |


### Sleep Notes AI

[App page](https://appshunter.io/ios/app/sleep-notes-ai/id6762139822)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Weekly | $5.99 | per 7 days |
| Pro Yearly | $59.99 | per year |


## Frequently asked questions

### Is Pixels free?

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

### Is Sleep Notes AI free?

Sleep Notes AI is free to download, with in-app purchases available.

### Do Pixels or Sleep Notes AI have ads?

Neither Pixels nor Sleep Notes AI shows ads.

### Which is updated more often, Pixels or Sleep Notes AI?

Pixels ships an update every 11 days, and Sleep Notes AI every 4 days. Most recently, Pixels was updated on October 22, 2026 and Sleep Notes AI on October 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.*