# Core Anesthesia vs Synesthesia CRNA

The clearest difference is in-app purchases: Synesthesia CRNA at none against Core Anesthesia's 14. Synesthesia CRNA also leads on device support (3 vs 1) and iOS requirement (13.0 vs 16.4). Core Anesthesia's advantage is update cadence (every 3 weeks vs every 6 months) and ratings volume (535 vs 5). On price, rating and ads there is nothing between them.

Both are free to download. Core Anesthesia sells 14 in-app purchases, starting at $9.99 per month. Synesthesia CRNA asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 4.9 for Core Anesthesia against 5.0 for Synesthesia CRNA. That said, the two scores are not equally well evidenced: Core Anesthesia has 535 ratings behind it against 5, so its average is the more settled of the two.

Core Anesthesia ships an update every 3 weeks, Synesthesia CRNA every 6 months. The most recent releases landed on September 18, 2026 and July 20, 2026 respectively.

## The numbers

| Metric | Core Anesthesia | Synesthesia CRNA |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.9 (535 ratings)](https://appshunter.io/ios/app/core-anesthesia/id1635172045/reviews) | **[5.0 (5 ratings)](https://appshunter.io/ios/app/synesthesia-crna/id6504415249/reviews)** |
| Number of ratings | **535** | 5 |
| Positive reviews | 90.2% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 6 months |
| Monetization | Free with in-app purchases | **Free** |
| Size | 52 MB | 22 MB |
| Requires iOS | 16.4 | **13.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Student Nurse Anesthesia LLC](https://appshunter.io/developer/1630193394) | [FortyAU](https://appshunter.io/developer/495758976) |

## What reviewers say

### Core Anesthesia

[App page](https://appshunter.io/ios/app/core-anesthesia/id1635172045)

This app offers a curriculum of audio episodes for CRNAs and students to earn CEUs, pass tests, and review for boards. Designed for busy schedules, episodes can be listened to anywhere and include printed outlines and sources.

**Highlights:** Continuing education episodes, Board review content, Podcast format for on-the-go learning, Printed outlines and sources included, Designed for CRNAs and students

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

**In-app purchases (14)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Student Premium Monthly | $9.99 | per month |
| CRNA Premium Monthly | $64.99 | per month |
| Student Premium Yearly | $99.99 | per year |
| CRNA Premium Quarterly | $179.00 | per 3 months |
| CRNA Premium Yearly | $599.00 | per year |
| Airway Core Module | $49.99 | one-time |
| Equipment Core Module | $49.99 | one-time |
| Pharmacology Core Module | $49.99 | one-time |
| Anatomy Core Module | $149.99 | one-time |
| core_crna_10 | $199.00 | one-time |
| core_crna_30 | $299.00 | one-time |
| CRNA USAP 25% | $449.99 | one-time |
| CRNA Promotion | $539.00 | one-time |
| core_crna_60 | $599.00 | one-time |

**What reviewers like**

- 🎓 Excellent content quality and depth
- 👨‍🏫 Talented hosts (Cole and Tanner) who explain complex topics clearly
- 🚀 Perfect episode length for commutes and busy schedules
- 📱 Easy-to-use app interface
- 🎯 Content aligns well with CRNA school curriculum

**What reviewers complain about**

- 🗂️ Poor episode organization and filtering options
- 🧭 Confusing navigation and discoverability of content
- 🐛 Playback issues without Wi-Fi connectivity
- ❓ Inconsistent premium content access and display
- 📍 Difficulty locating specific episodes despite search function

**Reported bugs**

- Episodes won't play offline or without Wi-Fi despite having data
- Premium subscription doesn't always unlock premium-labeled episodes
- Home screen categories don't display all available episodes
- Inconsistent episode visibility between app and podcast platforms
- Playback buffering and connectivity issues in the car

**Requested features**

- Chronological episode listing (1 to most recent)
- Better filtering and sorting options
- Episode download capability for offline listening
- Improved search functionality for specific topics
- Clearer distinction between free and premium content


### Synesthesia CRNA

[App page](https://appshunter.io/ios/app/synesthesia-crna/id6504415249)

This application assists CRNA students in managing their educational journey. It provides tools for organizing courses, tracking evaluations, creating care plans, logging cases, and scheduling facility rotations. Streamline your anesthesia training and stay organized with this comprehensive educational software.

**Highlights:** Course Management, Evaluation Tracking, Care Plan Creation, Case Log Management, Facility Scheduling, Intuitive Interface

**In-app purchases:** none


## Frequently asked questions

### Is Core Anesthesia free?

Core Anesthesia is free to download, with in-app purchases available.

### Is Synesthesia CRNA free?

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

### Which has better reviews, Core Anesthesia or Synesthesia CRNA?

Synesthesia CRNA is rated higher. Core Anesthesia averages 4.9 out of 5 from 535 ratings, while Synesthesia CRNA averages 5.0 from 5 ratings.

### Do Core Anesthesia or Synesthesia CRNA have ads?

Neither Core Anesthesia nor Synesthesia CRNA shows ads.

### Which is updated more often, Core Anesthesia or Synesthesia CRNA?

Core Anesthesia ships an update every 3 weeks, and Synesthesia CRNA every 6 months. Most recently, Core Anesthesia was updated on September 18, 2026 and Synesthesia CRNA on July 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.*