# In The Zone vs Eunoia Signals

The clearest difference is update cadence: In The Zone at every 3 weeks against Eunoia Signals's every 6 weeks. In The Zone also leads on iOS requirement (15.1 vs 18.1). 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.

In The Zone ships an update every 3 weeks, Eunoia Signals every 6 weeks. The most recent releases landed on October 30, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | In The Zone | Eunoia Signals |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/eunoia-signals/id6762066236/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 6 weeks |
| Monetization | — | Free |
| Size | 41 MB | 5 MB |
| Requires iOS | **15.1** | 18.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 17+ | 12+ |
| Developer | [Idan Spund](https://appshunter.io/developer/1832701689) | [Thomas Bryant](https://appshunter.io/developer/1892732237) |

## What reviewers say

### In The Zone

[App page](https://appshunter.io/ios/app/in-the-zone-bipolar-support/id6749895006)

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

**In-app purchases:** none


### Eunoia Signals

[App page](https://appshunter.io/ios/app/eunoia-signals/id6762066236)

This app helps you understand your mental state by tracking your mood, energy levels, and feelings. It analyzes your patterns over time, optionally integrating biometric data from Apple Health for a comprehensive view. Designed for personal awareness, it offers insights into mood shifts and trends.

**Highlights:** Daily mood and energy check-ins, Optional notes and tags for nuance, Personal signal score based on patterns, Integration with Apple Health biometrics, Trend visualization over time, On-device data processing for privacy

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is In The Zone free?

In The Zone is free to download, with no in-app purchases.

### Is Eunoia Signals free?

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

### Do In The Zone or Eunoia Signals have ads?

Neither In The Zone nor Eunoia Signals shows ads.

### Which is updated more often, In The Zone or Eunoia Signals?

In The Zone ships an update every 3 weeks, and Eunoia Signals every 6 weeks. Most recently, In The Zone was updated on October 30, 2026 and Eunoia Signals on October 31, 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.*