# Indigo vs Huppert's Notes

The clearest difference is in-app purchases: Indigo at none against Huppert's Notes's 4. Indigo also leads on ads (none vs shown) and update cadence (every 2 months vs every 6 months). Huppert's Notes's advantage is review sentiment (100% vs 67%) and rating (4.9 vs 4.7). On price, ratings volume, device support and iOS requirement there is nothing between them.

Both are free to download. Huppert's Notes sells 4 in-app purchases, starting at $24.99 per 6 months. Indigo asks for nothing beyond the download.

Huppert's Notes holds the better App Store score, 4.9 against 4.7. Both are backed by a comparable volume of ratings — 14 and 17 respectively. Written reviews point the same way: 67% of Indigo's written reviews are positive against 100% of Huppert's Notes's.

Indigo ships an update every 2 months, Huppert's Notes every 6 months. The most recent releases landed on October 2, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | Indigo | Huppert's Notes |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.7 (14 ratings)](https://appshunter.io/ios/app/indigo-medical-reference/id1384600751/reviews) | **[4.9 (17 ratings)](https://appshunter.io/ios/app/hupperts-notes-internal-med/id1574447101/reviews)** |
| Number of ratings | 14 | **17** |
| Positive reviews | 66.7% of reviews | **100.0% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | **Every 2 months** | Every 6 months |
| Monetization | **Free** | Free with in-app purchases |
| Size | 23 MB | 47 MB |
| Requires iOS | **12.0** | 13.0 |
| Devices | iPhone, iPad, iPod | **iPhone, iPad, iPod, Mac** |
| Age rating | 17+ | 17+ |
| Developer | [INDIGOMED LLC](https://appshunter.io/developer/1245963707) | [Skyscape Medpresso Inc](https://appshunter.io/developer/818609416) |

## What reviewers say

### Indigo

[App page](https://appshunter.io/ios/app/indigo-medical-reference/id1384600751)

A comprehensive medical reference for internal medicine, covering conditions from anemia to HIV/AIDS. It offers guidance for managing common ward and ICU cases, plus essential tips for new residents on consults and H&Ps. Designed for educational purposes for medical students and residents.

**Highlights:** Internal medicine management, Anemia and lab abnormalities, Chronic condition management (e.g., AIDS/HIV), Ward and ICU case management, Tips for new residents, Consultation and H&P guidance

**Features:** macOS Compatibility

**In-app purchases:** none


### Huppert's Notes

[App page](https://appshunter.io/ios/app/hupperts-notes-internal-med/id1574447101)

This app provides a concise outline of internal medicine topics, bridging pathophysiology and clinical medicine. It's designed for medical trainees to take notes, access high-yield diagrams, and understand concepts mechanistically. The app offers a yearly subscription for full content access and updates.

**Highlights:** Personal note-taking on chapters, Audio and text notes, Outline format for rapid access, Concise descriptions of medical conditions, Diagnostic and management pearls, High-yield diagrams and tables

**Features:** Vision Pro support

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Huppert's Notes 6 Month Sub. | $24.99 | per 6 months |
| #1 Resource for IM Residency | $36.99 | per year |
| Huppert's Notes 1 Year Sub. | $41.99 | per year |
| Huppert's Notes IM | $39.99 | one-time |


## Frequently asked questions

### Is Indigo free?

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

### Is Huppert's Notes free?

Huppert's Notes is free to download, with in-app purchases available.

### Which has better reviews, Indigo or Huppert's Notes?

Huppert's Notes is rated higher. Indigo averages 4.7 out of 5 from 14 ratings, while Huppert's Notes averages 4.9 from 17 ratings.

### Do Indigo or Huppert's Notes have ads?

Huppert's Notes shows ads; Indigo does not.

### Which is updated more often, Indigo or Huppert's Notes?

Indigo ships an update every 2 months, and Huppert's Notes every 6 months. Most recently, Indigo was updated on October 2, 2026 and Huppert's Notes on October 6, 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.*