# iTIVA Anesthesia Plus vs Anesthesiologists

The clearest difference is in-app purchases: Anesthesiologists at none against iTIVA Anesthesia Plus's 2. Anesthesiologists also leads on review sentiment (100% vs 73%) and rating (5.0 vs 4.8). iTIVA Anesthesia Plus's advantage is update cadence (every 2 months vs every 17 months) and ratings volume (345 vs 5). On price, ads and device support there is nothing between them.

Both are free to download. iTIVA Anesthesia Plus sells 2 in-app purchases, starting at $9.99 per year. Anesthesiologists asks for nothing beyond the download.

Anesthesiologists holds the better App Store score, 5.0 against 4.8. That said, the two scores are not equally well evidenced: iTIVA Anesthesia Plus has 345 ratings behind it against 5, so its average is the more settled of the two. Written reviews point the same way: 73% of iTIVA Anesthesia Plus's written reviews are positive against 100% of Anesthesiologists's.

iTIVA Anesthesia Plus ships an update every 2 months, Anesthesiologists every 17 months. The most recent releases landed on November 2, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | iTIVA Anesthesia Plus | Anesthesiologists |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.8 (345 ratings)](https://appshunter.io/ios/app/itiva-anesthesia-plus/id1442975682/reviews) | **[5.0 (5 ratings)](https://appshunter.io/ios/app/anesthesiologists/id6451498979/reviews)** |
| Number of ratings | **345** | 5 |
| Positive reviews | 72.7% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 17 months |
| Monetization | Subscription | **Free** |
| Size | 125 MB | 10 MB |
| Requires iOS | **11.0** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 17+ |
| Developer | [ANESTESIARTE CALI SAS](https://appshunter.io/developer/782878902) | [Vikas O'Reilly-Shah](https://appshunter.io/developer/1705995283) |

## What reviewers say

### iTIVA Anesthesia Plus

[App page](https://appshunter.io/ios/app/itiva-anesthesia-plus/id1442975682)

This app simulates drug concentrations in plasma and optimizes infusion schemes for medical professionals. It offers a comprehensive drug library, target-controlled infusion simulation, and MAC age calculation. Users can explore drug interactions, share cases, and export data.

**Highlights:** Accurate drug concentration estimation, Target Controlled Infusion (TCI) simulation, Comprehensive drug library (28 drugs), Explore drug interactions (70 PK, 10 PD models), MAC Age Calculation, Intraoperative milestones & case sharing, Save and run multiple simulations, Excel data export

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| iTIVA yearly | $9.99 | per year |
| iTIVA yearly 2021 | $9.99 | per year |


### Anesthesiologists

[App page](https://appshunter.io/ios/app/anesthesiologists/id6451498979)

This medical app provides quick calculations for adult and pediatric anesthesia, including drug dosing and airway management based on patient weight and age. It's a valuable tool for anesthesiologists, CRNAs, physicians, and medical students.

**Highlights:** Adult and pediatric anesthesia calculations, Drug dosing (IM, RSI, infusions), Airway management tools, Calculations based on patient weight and age, Obstetric drug information, Continuous updates

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

**In-app purchases:** none


## Frequently asked questions

### Is iTIVA Anesthesia Plus free?

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

### Is Anesthesiologists free?

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

### Which has better reviews, iTIVA Anesthesia Plus or Anesthesiologists?

Anesthesiologists is rated higher. iTIVA Anesthesia Plus averages 4.8 out of 5 from 345 ratings, while Anesthesiologists averages 5.0 from 5 ratings.

### Do iTIVA Anesthesia Plus or Anesthesiologists have ads?

Neither iTIVA Anesthesia Plus nor Anesthesiologists shows ads.

### Which is updated more often, iTIVA Anesthesia Plus or Anesthesiologists?

iTIVA Anesthesia Plus ships an update every 2 months, and Anesthesiologists every 17 months. Most recently, iTIVA Anesthesia Plus was updated on November 2, 2026 and Anesthesiologists on November 3, 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.*