# Mind Tracker vs Sleep Arc

The clearest difference is update cadence: Sleep Arc at every 2 days against Mind Tracker's fortnightly. Mind Tracker's advantage is iOS requirement (15.0 vs 18.1). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Mind Tracker sells 3 in-app purchases, starting at $5.99 per month and Sleep Arc sells 2 in-app purchases, starting at $5.99 per month. Whichever you choose, the download price is not the number that matters.

Mind Tracker ships an update fortnightly, Sleep Arc every 2 days. The most recent releases landed on October 24, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | Mind Tracker | Sleep Arc |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.9 (16 ratings)](https://appshunter.io/ios/app/mind-tracker-mood-journal/id1564080533/reviews)** | — |
| Number of ratings | **16** | — |
| Positive reviews | 83.8% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Fortnightly | **Every 2 days** |
| Monetization | Free with in-app purchases | — |
| Size | 142 MB | 25 MB |
| Requires iOS | **15.0** | 18.1 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [MIND TRACKER PTE. LTD.](https://appshunter.io/developer/1818781717) | [Matheus Mello](https://appshunter.io/developer/1479587249) |

## What reviewers say

### Mind Tracker

[App page](https://appshunter.io/ios/app/mind-tracker-mood-journal/id1564080533)

This app helps you track your mood, energy levels, feelings, and daily events. By analyzing this data, you can understand what influences your well-being and make informed decisions to improve your emotional state. It offers a private and insightful way to monitor your mental health.

**Highlights:** Mood tracking, Energy level monitoring, Event impact analysis, Neurosphere emotional monitoring, Calendar mood cycle tracking, Smart well-being recommendations, Private data protection

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Advanced | $5.99 | per month |
| Advanced | $39.99 | per year |
| Advanced | $44.99 | per year |


### Sleep Arc

[App page](https://appshunter.io/ios/app/sleep-arc/id6762565615)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly | $5.99 | per month |
| Yearly | $39.99 | per year |


## Frequently asked questions

### Is Mind Tracker free?

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

### Is Sleep Arc free?

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

### Do Mind Tracker or Sleep Arc have ads?

Neither Mind Tracker nor Sleep Arc shows ads.

### Which is updated more often, Mind Tracker or Sleep Arc?

Mind Tracker ships an update fortnightly, and Sleep Arc every 2 days. Most recently, Mind Tracker was updated on October 24, 2026 and Sleep Arc on October 15, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*