# SonoSim vs POCUS 101

The clearest difference is rating: POCUS 101 at 5.0 against SonoSim's 4.5. POCUS 101 also leads on ads (none vs shown) and review sentiment (100% vs 67%). SonoSim's advantage is iOS requirement (9.0 vs 11.0). On price, ratings volume, update cadence and in-app purchases there is nothing between them.

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

POCUS 101 holds the better App Store score, 5.0 against 4.5. Both are backed by a comparable volume of ratings — 8 and 11 respectively. Written reviews point the same way: 67% of SonoSim's written reviews are positive against 100% of POCUS 101's.

SonoSim ships an update every 2 months, POCUS 101 every 4 months. The most recent releases landed on September 7, 2026 and June 5, 2026 respectively.

## The numbers

| Metric | SonoSim | POCUS 101 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.5 (8 ratings)](https://appshunter.io/ios/app/sonosim/id1462648333/reviews) | **[5.0 (11 ratings)](https://appshunter.io/ios/app/pocus-101/id1578751657/reviews)** |
| Number of ratings | 8 | **11** |
| Positive reviews | 66.7% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | **Every 2 months** | Every 4 months |
| Monetization | Ad-supported | **Free** |
| Size | 22 MB | 57 MB |
| Requires iOS | **9.0** | 11.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 12+ | 17+ |
| Developer | [SonoSim, Inc.](https://appshunter.io/developer/1462648332) | [Physician Zen LLC](https://appshunter.io/developer/1578751659) |

## What reviewers say

### SonoSim

[App page](https://appshunter.io/ios/app/sonosim/id1462648333)

This app provides members with quick access to ultrasound education, imaging protocols, and reference guides, usable both online and offline. It features a library of courses, concise summaries of key concepts, and helpful tips for bedside use.

**Highlights:** Access to 80+ peer-reviewed courses, Concise key concept summaries, Bedside reference guides, Offline access to content, Case-based ultrasound education

**In-app purchases:** none


### POCUS 101

[App page](https://appshunter.io/ios/app/pocus-101/id1578751657)

Access all Point of Care Ultrasound courses and download completed certificates. Facilitates direct messaging between learners and group leaders, with progress tracking for group management.

**Highlights:** Access Point of Care Ultrasound courses, Download completed certificates, Direct messaging for groups, Manage learner progress, Group subscription features

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is SonoSim free?

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

### Is POCUS 101 free?

POCUS 101 is free to download, with no in-app purchases.

### Which has better reviews, SonoSim or POCUS 101?

POCUS 101 is rated higher. SonoSim averages 4.5 out of 5 from 8 ratings, while POCUS 101 averages 5.0 from 11 ratings.

### Do SonoSim or POCUS 101 have ads?

SonoSim shows ads; POCUS 101 does not.

### Which is updated more often, SonoSim or POCUS 101?

SonoSim ships an update every 2 months, and POCUS 101 every 4 months. Most recently, SonoSim was updated on September 7, 2026 and POCUS 101 on June 5, 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.*