# Bates' Pocket Guide vs My Opioid Manager

The clearest difference is in-app purchases: My Opioid Manager at none against Bates' Pocket Guide's 1. My Opioid Manager also leads on iOS requirement (8.0 vs 15.0). Bates' Pocket Guide's advantage is update cadence (every 11 months vs every 35 months). On price, ads and device support there is nothing between them.

Both are free to download. Bates' Pocket Guide sells 1 one-off in-app purchase. My Opioid Manager asks for nothing beyond the download.

Bates' Pocket Guide ships an update every 11 months, My Opioid Manager every 35 months. The most recent releases landed on October 30, 2026 and October 26, 2026 respectively.

## The numbers

| Metric | Bates' Pocket Guide | My Opioid Manager |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (304 ratings)](https://appshunter.io/ios/app/bates-pocket-guide/id650795652/reviews)** | — |
| Number of ratings | **304** | — |
| Positive reviews | 40.9% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 11 months** | Every 35 months |
| Monetization | Free with in-app purchases | — |
| Size | 10 MB | 17 MB |
| Requires iOS | 15.0 | **8.0** |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone, iPad, iPod |
| Age rating | 17+ | 17+ |
| Developer | [Unbound Medicine, Inc.](https://appshunter.io/developer/300420400) | [University Health Network](https://appshunter.io/developer/361257574) |

## What reviewers say

### Bates' Pocket Guide

[App page](https://appshunter.io/ios/app/bates-pocket-guide/id650795652)

This app provides essential information for obtaining health histories and conducting physical exams. It features step-by-step techniques, updated images, and differential diagnoses for quick and accurate interpretation of findings. Ideal for students and professionals needing a fast reference.

**Highlights:** Over 130 detailed topics, Step-by-step instructions, Updated photographs and illustrations, Two-column layout, New Algorithms for symptom approaches, Differential diagnoses, Highlighting and note-taking, Advanced search

**Features:** Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Bates' Pocket Guide 9th ed. | $69.99 | one-time |

**What reviewers like**

- 👍 Reliable reference
- 🖼️ Helpful pictures for diagnosis
- 📚 Good for quick reference
- 💡 Easy to understand and logical format
- 🎯 Useful for clinicals and easy to maneuver

**What reviewers complain about**

- 💰 Overpriced app
- 🔄 Outdated software
- 🖱️ Not user-friendly navigation
- 💸 Repeated payments required
- ❌ Incorrect information/algorithms

**Reported bugs**

- Sectional information is wrong
- Topics do not correlate to information
- Asterisk information is incorrect
- App information needs updating and reviewing
- Software is glitchy

**Requested features**

- Update and review app information for accuracy
- Improve content layout and navigation
- Offer better preview options before purchase
- Provide discounts for existing textbook/resource owners
- Clarify product offerings to avoid buyer confusion


### My Opioid Manager

[App page](https://appshunter.io/ios/app/my-opioid-manager/id954523145)

**In-app purchases:** none


## Frequently asked questions

### Is Bates' Pocket Guide free?

Bates' Pocket Guide is free to download, with in-app purchases available.

### Is My Opioid Manager free?

My Opioid Manager is free to download, with no in-app purchases.

### Do Bates' Pocket Guide or My Opioid Manager have ads?

Neither Bates' Pocket Guide nor My Opioid Manager shows ads.

### Which is updated more often, Bates' Pocket Guide or My Opioid Manager?

Bates' Pocket Guide ships an update every 11 months, and My Opioid Manager every 35 months. Most recently, Bates' Pocket Guide was updated on October 30, 2026 and My Opioid Manager on October 26, 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.*