# Embry vs Ultrasonic Study Guide

The clearest difference is price: Embry at Free against Ultrasonic Study Guide's $14.99. Embry also leads on update cadence (every 6 weeks vs every 7 months) and iOS requirement (15.0 vs 18.5). On ads, in-app purchases and device support there is nothing between them.

Embry is free to download; Ultrasonic Study Guide costs $14.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Embry ships an update every 6 weeks, Ultrasonic Study Guide every 7 months. The most recent releases landed on September 30, 2026 and September 20, 2026 respectively.

## The numbers

| Metric | Embry | Ultrasonic Study Guide |
| --- | --- | --- |
| Price | **Free** | $14.99 |
| Rating | **[4.7 (417 ratings)](https://appshunter.io/ios/app/embry-riddle/id550128049/reviews)** | — |
| Number of ratings | **417** | — |
| Positive reviews | 72.7% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 6 weeks** | Every 7 months |
| Monetization | Free | — |
| Size | 68 MB | 2 MB |
| Requires iOS | **15.0** | 18.5 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 12+ | 4+ |
| Developer | [Embry-Riddle Aeronautical University Inc.](https://appshunter.io/developer/1457330601) | [Skaggs Media LLC](https://appshunter.io/developer/1836684180) |

## What reviewers say

### Embry

[App page](https://appshunter.io/ios/app/embry-riddle/id550128049)

Manage your academic life and connect with your university community. Stay organized with event and class calendars, receive important notifications, and access campus resources. Discover events, join groups, and find your way around campus.

**Highlights:** Event and class calendar, Academic tools access, Deadline notifications, Campus community interaction, Campus map and services, Group and club involvement

**Features:** macOS Compatibility

**In-app purchases:** none

**What reviewers like**

- 👍 Easy to navigate and user-friendly interface
- 📚 Comprehensive access to class schedules and course information
- 🎓 Strong engineering and aeronautical programs with real-world focus
- 🏫 State-of-the-art labs and facilities
- 💼 Excellent industry connections and internship opportunities

**What reviewers complain about**

- 🐛 Frequent crashes and performance issues
- ⏱️ Slow loading times and sluggish performance
- 🔐 Login and authentication problems
- 📍 Limited campus map functionality
- ⚠️ Incomplete feature set compared to full website

**Reported bugs**

- App crashes when selecting courses
- Login credentials not recognized
- Campus selection screen freezes
- Discussion tab shows no responses despite posting
- Classes fail to load or display current year courses

**Requested features**

- Building number search in campus map
- Satellite view for campus map
- Room number display in daily schedule
- Calendar export to Apple Calendar and Android
- Email link integration


### Ultrasonic Study Guide

[App page](https://appshunter.io/ios/app/ultrasonic-study-guide/id6752231982)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Embry free?

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

### Is Ultrasonic Study Guide free?

Ultrasonic Study Guide costs $14.99, with no in-app purchases.

### Do Embry or Ultrasonic Study Guide have ads?

Neither Embry nor Ultrasonic Study Guide shows ads.

### Which is updated more often, Embry or Ultrasonic Study Guide?

Embry ships an update every 6 weeks, and Ultrasonic Study Guide every 7 months. Most recently, Embry was updated on September 30, 2026 and Ultrasonic Study Guide on September 20, 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.*