# Ollivate vs Anesthesia Gas Guide

The clearest difference is price: Ollivate at Free against Anesthesia Gas Guide's $19.99. Ollivate also leads on ratings volume (71 vs 10). Anesthesia Gas Guide's advantage is in-app purchases (none vs 4) and ads (none vs shown). On update cadence, device support and iOS requirement there is nothing between them.

Ollivate is free to download; Anesthesia Gas Guide costs $19.99 up front. Ollivate sells 4 in-app purchases, starting at $25.00 per month. Anesthesia Gas Guide asks for nothing beyond the download.

Anesthesia Gas Guide holds the better App Store score, 5.0 against 4.6. That said, the two scores are not equally well evidenced: Ollivate has 71 ratings behind it against 10, so its average is the more settled of the two. Written reviews point the same way: 67% of Ollivate's written reviews are positive against 100% of Anesthesia Gas Guide's.

Ollivate ships an update weekly, Anesthesia Gas Guide every 9 days. Both last shipped on November 8, 2026.

## The numbers

| Metric | Ollivate | Anesthesia Gas Guide |
| --- | --- | --- |
| Price | **Free** | $19.99 |
| Rating | [4.6 (71 ratings)](https://appshunter.io/ios/app/ollivate/id6740267864/reviews) | **[5.0 (10 ratings)](https://appshunter.io/ios/app/anesthesia-gas-guide/id6749691922/reviews)** |
| Number of ratings | **71** | 10 |
| Positive reviews | 66.7% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Weekly** | Every 9 days |
| Monetization | **Free with in-app purchases** | Paid |
| Best chart rank | — | **#182** |
| Size | 28 MB | 9 MB |
| Requires iOS | 18.0 | 18.0 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 17+ | 4+ |
| Developer | [Ollivate](https://appshunter.io/developer/1789312654) | [Precision Anesthesia Consultants LLC](https://appshunter.io/developer/1831756383) |

## What reviewers say

### Ollivate

[App page](https://appshunter.io/ios/app/ollivate/id6740267864)

Prepare for anesthesia certification exams and earn CE credits with this gamified learning app. It offers practice questions, mock exams, and automatic credit submission to the AANA, designed by CRNAs for nurses.

**Highlights:** Board prep for SEE, NCE, and CCRN, Automatic CE credit submission to AANA, Gamified learning with XP and streaks, 6,000+ high-yield questions, Full-length practice exams, Custom exam builder, Microcredential for CRNA school applicants

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Olli Scholar Monthly | $25.00 | per month |
| Olli Scholar Annual | $199.00 | per year |
| Olli Professional Annual | $299.00 | per year |
| Coin Pack | $100.00 | one-time |


### Anesthesia Gas Guide

[App page](https://appshunter.io/ios/app/anesthesia-gas-guide/id6749691922)

**Currently charting:** #182 Top Paid · Education (US App Store)

An educational reference for anesthesia providers, offering concise information on anesthetic techniques, drug summaries, and perioperative considerations. Designed for academic review and educational use.

**Highlights:** Anesthetic techniques, Drug summaries, Perioperative considerations, Concise information, Organized reference

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

**In-app purchases:** none


## Frequently asked questions

### Is Ollivate free?

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

### Is Anesthesia Gas Guide free?

Anesthesia Gas Guide costs $19.99, with no in-app purchases.

### Which has better reviews, Ollivate or Anesthesia Gas Guide?

Anesthesia Gas Guide is rated higher. Ollivate averages 4.6 out of 5 from 71 ratings, while Anesthesia Gas Guide averages 5.0 from 10 ratings.

### Do Ollivate or Anesthesia Gas Guide have ads?

Ollivate shows ads; Anesthesia Gas Guide does not.

### Which is updated more often, Ollivate or Anesthesia Gas Guide?

Ollivate ships an update weekly, and Anesthesia Gas Guide every 9 days. Most recently, Ollivate was updated on November 8, 2026 and Anesthesia Gas Guide on November 8, 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.*