# Heart Chart vs Redo TAV

The clearest difference is rating: Redo TAV at 5.0 against Heart Chart's 4.5. Redo TAV also leads on in-app purchases (none vs 1) and iOS requirement (15.1 vs 26.0). Heart Chart's advantage is update cadence (every 3 days vs every 5 months). 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. Redo TAV asks for nothing beyond the download.

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

Heart Chart ships an update every 3 days, Redo TAV every 5 months. The most recent releases landed on October 2, 2026 and September 23, 2026 respectively.

## The numbers

| Metric | Heart Chart | Redo TAV |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.5 (2 ratings)](https://appshunter.io/ios/app/heart-chart/id566700808/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/redo-tav/id6462937010/reviews)** |
| Number of ratings | 2 | 2 |
| Positive reviews | 75.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 3 days** | Every 5 months |
| Monetization | Freemium | **Free** |
| Size | 11 MB | 35 MB |
| Requires iOS | 26.0 | **15.1** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 12+ |
| Developer | [Bender Apps, LLC](https://appshunter.io/developer/1894916304) | [KRUTSCH](https://appshunter.io/developer/1454678018) |

## 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 |


### Redo TAV

[App page](https://appshunter.io/ios/app/redo-tav/id6462937010)

This app offers systematic CT analysis for planning transcatheter aortic valve replacement procedures. It provides procedural guidance, including implant height and depth information, and allows users to generate visual reports of procedure data.

**Highlights:** Systematic CT analysis for Redo-TAV procedures, Valve CT appearance and dimensions, Step-by-step assessment guidance, Implant height and depth information, Procedural video clips, Procedure data and outcome reporting

**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 Redo TAV free?

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

### Which has better reviews, Heart Chart or Redo TAV?

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

### Do Heart Chart or Redo TAV have ads?

Neither Heart Chart nor Redo TAV shows ads.

### Which is updated more often, Heart Chart or Redo TAV?

Heart Chart ships an update every 3 days, and Redo TAV every 5 months. Most recently, Heart Chart was updated on October 2, 2026 and Redo TAV on September 23, 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.*