# docLogica vs Digi

The clearest difference is review sentiment: docLogica at 80% against Digi's 0%. docLogica also leads on rating (4.5 vs 3.7) and update cadence (every 2 weeks vs every 2 months). Digi's advantage is in-app purchases (none vs 2) and ads (none vs shown). On price, device support and iOS requirement there is nothing between them.

Both are free to download. docLogica sells 2 in-app purchases, starting at $2.99 per month. Digi asks for nothing beyond the download.

docLogica holds the better App Store score, 4.5 against 3.7. That said, the two scores are not equally well evidenced: docLogica has 32 ratings behind it against 3, so its average is the more settled of the two. Written reviews point the same way: 80% of docLogica's written reviews are positive against 0% of Digi's.

docLogica ships an update every 2 weeks, Digi every 2 months. The most recent releases landed on October 24, 2026 and October 18, 2026 respectively.

## The numbers

| Metric | docLogica | Digi |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (32 ratings)](https://appshunter.io/ios/app/doclogica/id1363604747/reviews)** | [3.7 (3 ratings)](https://appshunter.io/ios/app/digi-ddx/id1571762764/reviews) |
| Number of ratings | **32** | 3 |
| Positive reviews | **80.0% of reviews** | 0.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Every 2 weeks** | Every 2 months |
| Monetization | Free with in-app purchases | **Free** |
| Size | 19 MB | 95 MB |
| Requires iOS | 13.4 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 12+ |
| Developer | [Michael Garfinkle](https://appshunter.io/developer/943680507) | [OSF Healthcare System](https://appshunter.io/developer/1053621635) |

## What reviewers say

### docLogica

[App page](https://appshunter.io/ios/app/doclogica/id1363604747)

A comprehensive, searchable medical database for healthcare professionals. Access detailed disease information, diagnostic test accuracies, and a powerful differential diagnosis generator at the point of care.

**Highlights:** 1700+ diseases with symptoms and incidence, 1200+ diagnostic test accuracies, Powerful differential diagnosis generator, Disease probabilities from real population data, Point-of-care information access

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Subscription | $2.99 | per month |
| Yearly Subscription | $29.99 | per year |


### Digi

[App page](https://appshunter.io/ios/app/digi-ddx/id1571762764)

Practice diagnostic reasoning with simulated patient cases. Make informed decisions on diagnostic tests and patient management, comparing your efficiency and cost to experienced clinicians. Learn from feedback and access relevant literature.

**Highlights:** Simulated patient cases, Diagnostic test selection, Patient management choices, Cost comparison to experts, Clinical feedback, Hyperlinks to literature

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is docLogica free?

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

### Is Digi free?

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

### Which has better reviews, docLogica or Digi?

docLogica is rated higher. docLogica averages 4.5 out of 5 from 32 ratings, while Digi averages 3.7 from 3 ratings.

### Do docLogica or Digi have ads?

docLogica shows ads; Digi does not.

### Which is updated more often, docLogica or Digi?

docLogica ships an update every 2 weeks, and Digi every 2 months. Most recently, docLogica was updated on October 24, 2026 and Digi on October 18, 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.*