# Clarus OnCall vs Summit

The clearest difference is rating: Summit at 5.0 against Clarus OnCall's 3.4. Summit also leads on monetization model (free vs subscription) and update cadence (every 9 days vs every 2 months). Clarus OnCall's advantage is ratings volume (50 vs 1). On price, ads, in-app purchases and device support there is nothing between them.

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

Summit holds the better App Store score, 5.0 against 3.4. That said, the two scores are not equally well evidenced: Clarus OnCall has 50 ratings behind it against 1, so its average is the more settled of the two.

Clarus OnCall ships an update every 2 months, Summit every 9 days. The most recent releases landed on October 5, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | Clarus OnCall | Summit |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.4 (50 ratings)](https://appshunter.io/ios/app/clarus-oncall/id889409061/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/summit-vascular/id1621206950/reviews)** |
| Number of ratings | **50** | 1 |
| Positive reviews | 39.1% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 9 days** |
| Monetization | Subscription | **Free** |
| Size | 26 MB | 23 MB |
| Requires iOS | 15.6 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 12+ | 4+ |
| Developer | [Clarus Care, LLC](https://appshunter.io/developer/783770770) | [Guillermo Espinoza](https://appshunter.io/developer/1621206952) |

## What reviewers say

### Clarus OnCall

[App page](https://appshunter.io/ios/app/clarus-oncall/id889409061)

This app streamlines after-hours patient call management for healthcare providers using AI. It offers flexible notification and response options, transcribes calls into summarized messages, and enhances provider privacy and workflow efficiency without the need for a traditional call center.

**Highlights:** AI-powered call management, After-hours patient call handling, Flexible notification options, Multiple response methods, Automated call transcription, Secure message delivery, Masked caller-ID callback

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

**In-app purchases:** none


### Summit

[App page](https://appshunter.io/ios/app/summit-vascular/id1621206950)

This application is designed exclusively for healthcare professionals working with Summit Vascular. It provides a specialized tool to support their clinical workflows and patient care.

**Highlights:** Clinical workflow support, Specialized tool for vascular care, Designed for healthcare professionals

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Clarus OnCall free?

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

### Is Summit free?

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

### Which has better reviews, Clarus OnCall or Summit?

Summit is rated higher. Clarus OnCall averages 3.4 out of 5 from 50 ratings, while Summit averages 5.0 from 1 ratings.

### Do Clarus OnCall or Summit have ads?

Neither Clarus OnCall nor Summit shows ads.

### Which is updated more often, Clarus OnCall or Summit?

Clarus OnCall ships an update every 2 months, and Summit every 9 days. Most recently, Clarus OnCall was updated on October 5, 2026 and Summit on October 10, 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.*