# heart/work vs MutLab

The clearest difference is in-app purchases: MutLab at none against heart/work's 1. MutLab also leads on update cadence (every 2 months vs every 5 months). heart/work's advantage is iOS requirement (11.0 vs 13.0). On price, ads and device support there is nothing between them.

Both are free to download. heart/work sells 1 one-off in-app purchase. MutLab asks for nothing beyond the download.

heart/work ships an update every 5 months, MutLab every 2 months. The most recent releases landed on June 1, 2026 and September 21, 2026 respectively.

## The numbers

| Metric | heart/work | MutLab |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.0 (3 ratings)](https://appshunter.io/ios/app/heartwork/id1380764163/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 2 months** |
| Monetization | Free with in-app purchases | — |
| Size | 29 MB | 60 MB |
| Requires iOS | **11.0** | 13.0 |
| Devices | iPhone, iPod, Apple Watch | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Moritz Philip Recke](https://appshunter.io/developer/309299142) | [Mutlab](https://appshunter.io/developer/1363984051) |

## What reviewers say

### heart/work

[App page](https://appshunter.io/ios/app/heartwork/id1380764163)

This app generates unique artwork based on your health data, including heart rate, steps, and environmental factors. It uses meditative breathing exercises and personal preferences to create layered visuals, offering a novel way to visualize wellbeing.

**Highlights:** Generates art from health data, Uses heart rate and steps, Incorporates environmental data, Meditative breathing exercises, Customizable art parameters, Integrates with HealthKit

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlimited Interaction | $1.99 | one-time |


### MutLab

[App page](https://appshunter.io/ios/app/mutlab/id1576343740)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is heart/work free?

heart/work is free to download, with in-app purchases available.

### Is MutLab free?

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

### Do heart/work or MutLab have ads?

Neither heart/work nor MutLab shows ads.

### Which is updated more often, heart/work or MutLab?

heart/work ships an update every 5 months, and MutLab every 2 months. Most recently, heart/work was updated on June 1, 2026 and MutLab on September 21, 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.*