# Surgical Log Book Pro vs OpData

The clearest difference is price: OpData at Free against Surgical Log Book Pro's $9.99. OpData also leads on update cadence (every 2 days vs every 6 weeks) and iOS requirement (15.0 vs 17.0). Surgical Log Book Pro's advantage is in-app purchases (none vs 2). On ads and device support there is nothing between them.

OpData is free to download; Surgical Log Book Pro costs $9.99 up front. OpData sells 2 in-app purchases, starting at $4.99 per month. Surgical Log Book Pro asks for nothing beyond the download.

Surgical Log Book Pro ships an update every 6 weeks, OpData every 2 days. The most recent releases landed on October 25, 2026 and October 29, 2026 respectively.

## The numbers

| Metric | Surgical Log Book Pro | OpData |
| --- | --- | --- |
| Price | $9.99 | **Free** |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/surgical-log-book-pro/id6794931055/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Every 2 days** |
| Monetization | Paid | — |
| Size | 2 MB | 64 MB |
| Requires iOS | 17.0 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 17+ | 12+ |
| Developer | [William Lawrence](https://appshunter.io/developer/6791693896) | [ZEYNEP DAG](https://appshunter.io/developer/6805195889) |

## What reviewers say

### Surgical Log Book Pro

[App page](https://appshunter.io/ios/app/surgical-log-book-pro/id6794931055)

Log surgical cases and access a library of operative procedures. Track case volume, confidence, and teaching quality. Export data for applications and reviews, with built-in study tools. Designed for privacy and offline use.

**Highlights:** Log surgical cases quickly, Built-in operative procedure library, Track case volume and trends, Flashcard study sessions, CSV and PDF data export, Offline and private by design, Face ID/passcode lock

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

**In-app purchases:** none


### OpData

[App page](https://appshunter.io/ios/app/opdata-drive/id6805195887)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| OpData Premium Monthly | $4.99 | per month |
| OpData Premium Annual | $29.99 | per year |


## Frequently asked questions

### Is Surgical Log Book Pro free?

Surgical Log Book Pro costs $9.99, with no in-app purchases.

### Is OpData free?

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

### Do Surgical Log Book Pro or OpData have ads?

Neither Surgical Log Book Pro nor OpData shows ads.

### Which is updated more often, Surgical Log Book Pro or OpData?

Surgical Log Book Pro ships an update every 6 weeks, and OpData every 2 days. Most recently, Surgical Log Book Pro was updated on October 25, 2026 and OpData on October 29, 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.*