# Zengine Energy Compass vs Noomy

The clearest difference is iOS requirement: Zengine Energy Compass at 14.0 against Noomy's 17.1. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Zengine Energy Compass ships an update every 9 months, Noomy every 10 months. The most recent releases landed on October 24, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | Zengine Energy Compass | Noomy |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 9 months** | Every 10 months |
| Monetization | Free | — |
| Size | 31 MB | 2 MB |
| Requires iOS | **14.0** | 17.1 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Manfred Kuegel](https://appshunter.io/developer/1520736594) | [Linar Zinatullin](https://appshunter.io/developer/1733019671) |

## What reviewers say

### Zengine Energy Compass

[App page](https://appshunter.io/ios/app/zengine-energy-compass/id1555210196)

Understand your body's stress and energy responses by tracking your autonomous nervous system. Identify habits that drain or boost your vitality to improve sleep and overall well-being. Requires a compatible heart rate sensor for detailed analysis.

**Highlights:** Autonomous nervous system analysis, Stress and energy level tracking, Habit impact identification, Sleep improvement insights, Requires Polar heart rate sensor

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

**In-app purchases:** none


### Noomy

[App page](https://appshunter.io/ios/app/noomy/id6503482695)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Zengine Energy Compass free?

Zengine Energy Compass is free to download, with no in-app purchases.

### Is Noomy free?

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

### Do Zengine Energy Compass or Noomy have ads?

Neither Zengine Energy Compass nor Noomy shows ads.

### Which is updated more often, Zengine Energy Compass or Noomy?

Zengine Energy Compass ships an update every 9 months, and Noomy every 10 months. Most recently, Zengine Energy Compass was updated on October 24, 2026 and Noomy on October 16, 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.*