# doctoc vs Viz.ai

The clearest difference is review sentiment: doctoc at 100% against Viz.ai's 14%. doctoc also leads on rating (4.6 vs 4.2) and iOS requirement (15.0 vs 17.0). Viz.ai's advantage is update cadence (fortnightly vs monthly) and ratings volume (36 vs 7). On price, ads, in-app purchases and monetization model there is nothing between them.

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

doctoc holds the better App Store score, 4.6 against 4.2. That said, the two scores are not equally well evidenced: Viz.ai has 36 ratings behind it against 7, so its average is the more settled of the two. Written reviews point the same way: 100% of doctoc's written reviews are positive against 14% of Viz.ai's.

doctoc ships an update monthly, Viz.ai fortnightly. Both last shipped on October 24, 2026.

## The numbers

| Metric | doctoc | Viz.ai |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (7 ratings)](https://appshunter.io/ios/app/doctoc/id1075342700/reviews)** | [4.2 (36 ratings)](https://appshunter.io/ios/app/vizai/id1222399372/reviews) |
| Number of ratings | 7 | **36** |
| Positive reviews | **100.0% of reviews** | 14.3% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | **Fortnightly** |
| Monetization | Free | Free |
| Size | 63 MB | 56 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 12+ |
| Developer | [CareStratus](https://appshunter.io/developer/1075342699) | [Viz.ai, Inc.](https://appshunter.io/developer/1222399371) |

## What reviewers say

### doctoc

[App page](https://appshunter.io/ios/app/doctoc/id1075342700)

A secure and HIPAA-compliant communication platform designed for healthcare professionals. It facilitates quick and efficient communication between providers, hospitals, and clinics to improve medical workflows.

**Highlights:** HIPAA compliant, Secure communication, Medical workflow enhancement, Provider-to-provider communication, Hospital and clinic integration, Improved efficiency

**Features:** Vision Pro support

**In-app purchases:** none


### Viz.ai

[App page](https://appshunter.io/ios/app/vizai/id1222399372)

This AI-powered telehealth platform assists clinicians in detecting critical diseases like stroke through advanced imaging analysis. It automates workflows and provides mobile imaging with HIPAA-compliant messaging to synchronize care across specialties.

**Highlights:** AI-powered disease detection, Automated CT perfusion imaging, Mobile imaging capabilities, HIPAA-compliant messaging, Synchronized clinical workflows, Remote installation

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is doctoc free?

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

### Is Viz.ai free?

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

### Which has better reviews, doctoc or Viz.ai?

doctoc is rated higher. doctoc averages 4.6 out of 5 from 7 ratings, while Viz.ai averages 4.2 from 36 ratings.

### Do doctoc or Viz.ai have ads?

Neither doctoc nor Viz.ai shows ads.

### Which is updated more often, doctoc or Viz.ai?

doctoc ships an update monthly, and Viz.ai fortnightly. Most recently, doctoc was updated on October 24, 2026 and Viz.ai on October 24, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*