# Heart Chart vs Mend

The clearest difference is rating: Mend at 5.0 against Heart Chart's 4.5. Mend also leads on in-app purchases (none vs 1) and iOS requirement (17.0 vs 26.0). Heart Chart's advantage is update cadence (every 3 days vs every 3 weeks). On price, ratings volume, ads and device support there is nothing between them.

Both are free to download. Heart Chart sells 1 in-app purchase, starting at $2.99 per year. Mend asks for nothing beyond the download.

Mend holds the better App Store score, 5.0 against 4.5. Both are backed by a comparable volume of ratings — 2 and 1 respectively.

Heart Chart ships an update every 3 days, Mend every 3 weeks. The most recent releases landed on November 1, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Heart Chart | Mend |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.5 (2 ratings)](https://appshunter.io/ios/app/heart-chart/id566700808/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/mend-hip-replacement-recovery/id6779342968/reviews)** |
| Number of ratings | **2** | 1 |
| Positive reviews | 75.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 3 days** | Every 3 weeks |
| Monetization | Freemium | — |
| Size | 11 MB | 39 MB |
| Requires iOS | 26.0 | **17.0** |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 12+ |
| Developer | [Bender Apps, LLC](https://appshunter.io/developer/1894916304) | [Orion Software LLC](https://appshunter.io/developer/1754402580) |

## What reviewers say

### Heart Chart

[App page](https://appshunter.io/ios/app/heart-chart/id566700808)

This app allows medical professionals to visually document cardiac surgery cases. Users can draw graft configurations, add procedures, and generate PDF summaries for review or sharing. It's designed for surgeons, trainees, and educators to illustrate operative concepts.

**Highlights:** Draw CABG graft configurations, Add associated procedures, Generate professional PDF case summaries, Save cases with subscription, Simple step-by-step workflow, Designed for clinical education

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| HeartChart Premium | $2.99 | per year |


### Mend

[App page](https://appshunter.io/ios/app/mend-hip-replacement-recovery/id6779342968)

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

**In-app purchases:** none


## Frequently asked questions

### Is Heart Chart free?

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

### Is Mend free?

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

### Which has better reviews, Heart Chart or Mend?

Mend is rated higher. Heart Chart averages 4.5 out of 5 from 2 ratings, while Mend averages 5.0 from 1 ratings.

### Do Heart Chart or Mend have ads?

Neither Heart Chart nor Mend shows ads.

### Which is updated more often, Heart Chart or Mend?

Heart Chart ships an update every 3 days, and Mend every 3 weeks. Most recently, Heart Chart was updated on November 1, 2026 and Mend 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.*