# Device Guide vs IVUS + Physiology Pro

The clearest difference is review sentiment: IVUS + Physiology Pro at 100% against Device Guide's 57%. IVUS + Physiology Pro also leads on iOS requirement (10.0 vs 13.0). Device Guide's advantage is update cadence (every 3 months vs every 7 months). 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.

Device Guide ships an update every 3 months, IVUS + Physiology Pro every 7 months. The most recent releases landed on June 8, 2026 and September 17, 2026 respectively.

## The numbers

| Metric | Device Guide | IVUS + Physiology Pro |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (6 ratings)](https://appshunter.io/ios/app/ivus-plus-physiology-pro/id1316589763/reviews)** |
| Number of ratings | — | **6** |
| Positive reviews | 57.1% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 months** | Every 7 months |
| Monetization | Free | Free |
| Size | 42 MB | 104 MB |
| Requires iOS | 13.0 | **10.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 12+ |
| Developer | [Fyra LLC](https://appshunter.io/developer/1232329461) | [Boston Scientific](https://appshunter.io/developer/469401132) |

## What reviewers say

### Device Guide

[App page](https://appshunter.io/ios/app/device-guide/id514788717)

This medical app offers a comprehensive directory of vascular and coronary interventional devices for US and CE Mark markets. Easily search product specifications, company details, and web resources in a centralized tool. Regular updates ensure access to the latest product information.

**Highlights:** Vascular and coronary interventional device listing, US and CE Mark market coverage, Searchable product sizes and configurations, Company information and web resources, Regular product updates

**Features:** macOS Compatibility

**In-app purchases:** none


### IVUS + Physiology Pro

[App page](https://appshunter.io/ios/app/ivus-plus-physiology-pro/id1316589763)

This app helps healthcare professionals master FFR waveform and IVUS image interpretation. It offers practice tools, real case examples, and video guides for detailed image analysis.

**Highlights:** FFR waveform interpretation guide, IVUS image interpretation guide, Practice IVUS measurements, Compare results with real cases, IVUS video clips

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Device Guide free?

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

### Is IVUS + Physiology Pro free?

IVUS + Physiology Pro is free to download, with no in-app purchases.

### Do Device Guide or IVUS + Physiology Pro have ads?

Neither Device Guide nor IVUS + Physiology Pro shows ads.

### Which is updated more often, Device Guide or IVUS + Physiology Pro?

Device Guide ships an update every 3 months, and IVUS + Physiology Pro every 7 months. Most recently, Device Guide was updated on June 8, 2026 and IVUS + Physiology Pro on September 17, 2026.

---

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