# Preop360 vs Reading Tutor | Dr. Read

The clearest difference is update cadence: Reading Tutor | Dr. Read at every 2 weeks against Preop360's every 3 months. Preop360's advantage is iOS requirement (15.1 vs 18.0). On price, rating, review sentiment and ratings volume there is nothing between them.

Both are free to download. Preop360 sells 1 in-app purchase, starting at $4.99 per month and Reading Tutor | Dr. Read sells 2 in-app purchases, starting at $99.99 per month. Whichever you choose, the download price is not the number that matters.

On the App Store both sit at effectively the same score — 5.0 for Preop360 against 5.0 for Reading Tutor | Dr. Read. Both are backed by a comparable volume of ratings — 2 and 5 respectively. Written reviews split almost evenly too, at 100% and 100% positive.

Preop360 ships an update every 3 months, Reading Tutor | Dr. Read every 2 weeks. The most recent releases landed on October 21, 2026 and October 22, 2026 respectively.

## The numbers

| Metric | Preop360 | Reading Tutor | Dr. Read |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (2 ratings)](https://appshunter.io/ios/app/preop360/id6746079405/reviews) | [5.0 (5 ratings)](https://appshunter.io/ios/app/reading-tutor-dr-read/id6769576836/reviews) |
| Number of ratings | 2 | **5** |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 2 weeks** |
| Monetization | Free with in-app purchases | Freemium |
| Size | 40 MB | 225 MB |
| Requires iOS | **15.1** | 18.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 12+ | 4+ |
| Developer | [CARE DECISIONS LLC](https://appshunter.io/developer/1734179704) | [Skilldome Corporation](https://appshunter.io/developer/1826747805) |

## What reviewers say

### Preop360

[App page](https://appshunter.io/ios/app/preop360/id6746079405)

This app provides evidence-based support for clinicians evaluating adult patients for noncardiac surgery. It incorporates patient comorbidities and medications with interactive calculators to assess perioperative risk. Direct links to references and explanations aid in decision-making and learning.

**Highlights:** Evidence-based preoperative assessment, Interactive risk calculators (RCRI, DASI), Incorporates comorbidities and medications, Links to key references and explanations, Streamlines patient preparation, Standardizes assessments

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Basic Plan | $4.99 | per month |


### Reading Tutor | Dr. Read

[App page](https://appshunter.io/ios/app/reading-tutor-dr-read/id6769576836)

This app provides a patient, private reading tutor that listens as you read aloud from any text. It offers help with pronunciation, tricky words, and comprehension, making reading practice calm and useful for learners of all levels.

**Highlights:** Listens to reading aloud, Helps with tricky words, Assists with pronunciation, Builds vocabulary, Improves comprehension, Practices fluency, Supports reading confidence

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Dr. Read Plus | $99.99 | per month |
| Dr. Read Plus | $999.99 | per year |


## Frequently asked questions

### Is Preop360 free?

Preop360 is free to download, with in-app purchases available.

### Is Reading Tutor | Dr. Read free?

Reading Tutor | Dr. Read is free to download, with in-app purchases available.

### Which has better reviews, Preop360 or Reading Tutor | Dr. Read?

Preop360 and Reading Tutor | Dr. Read are both rated 5.0 out of 5 on the App Store, from 2 and 5 ratings respectively.

### Do Preop360 or Reading Tutor | Dr. Read have ads?

Neither Preop360 nor Reading Tutor | Dr. Read shows ads.

### Which is updated more often, Preop360 or Reading Tutor | Dr. Read?

Preop360 ships an update every 3 months, and Reading Tutor | Dr. Read every 2 weeks. Most recently, Preop360 was updated on October 21, 2026 and Reading Tutor | Dr. Read on October 22, 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.*