# Core Anesthesia vs Rounding Errors

The clearest difference is chart position: Core Anesthesia at #184 against Rounding Errors's unranked. Core Anesthesia also leads on iOS requirement (16.4 vs 26.5). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Core Anesthesia sells 14 in-app purchases, starting at $9.99 per month and Rounding Errors sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

## The numbers

| Metric | Core Anesthesia | Rounding Errors |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.9 (535 ratings)](https://appshunter.io/ios/app/core-anesthesia/id1635172045/reviews)** | — |
| Number of ratings | **535** | — |
| Positive reviews | 90.2% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 3 weeks | — |
| Monetization | Free with in-app purchases | — |
| Best chart rank | **#184** | — |
| Size | 52 MB | 17 MB |
| Requires iOS | **16.4** | 26.5 |
| Devices | iPhone | iPhone |
| Age rating | 4+ | 17+ |
| Developer | [Student Nurse Anesthesia LLC](https://appshunter.io/developer/1630193394) | [scad.io](https://appshunter.io/developer/1014979997) |

## What reviewers say

### Core Anesthesia

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

**Currently charting:** #184 Top Grossing · Education (US App Store)

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


### Rounding Errors

[App page](https://appshunter.io/ios/app/rounding-errors/id6787504272)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Challenge Dr. Super Smart AI | $1.99 | one-time |


## Frequently asked questions

### Is Core Anesthesia free?

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

### Is Rounding Errors free?

Rounding Errors is free to download, with in-app purchases available.

### Do Core Anesthesia or Rounding Errors have ads?

Neither Core Anesthesia nor Rounding Errors shows ads.

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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.*