# leCanon vs IMM Pro

The clearest difference is in-app purchases: IMM Pro at none against leCanon's 2. IMM Pro also leads on update cadence (every 3 weeks vs every 4 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. leCanon sells 2 in-app purchases, starting at $29.99 per month. IMM Pro asks for nothing beyond the download.

leCanon ships an update every 4 months, IMM Pro every 3 weeks. The most recent releases landed on October 7, 2026 and October 17, 2026 respectively.

## The numbers

| Metric | leCanon | IMM Pro |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 3 weeks** |
| Monetization | Freemium | — |
| Size | 50 MB | 16 MB |
| Requires iOS | 15.1 | **15.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 4+ |
| Developer | [iAvicenne](https://appshunter.io/developer/1852728759) | [ASSOCIATION NOUVEL INSTITUT MEDICO-CHIRURGICAL MONTSOURIS](https://appshunter.io/developer/6787019147) |

## What reviewers say

### leCanon

[App page](https://appshunter.io/ios/app/lecanon/id6755232768)

This medical tool provides rapid, evidence-based syntheses of the latest research for clinicians. It helps physicians and researchers quickly access and understand the most relevant and high-quality studies to inform clinical decisions and practice.

**Highlights:** Systematic medical literature review, Study prioritization by quality, Structured evidence synthesis, Regular source updates, Clinician-friendly interface, Privacy-first data handling

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| leCanon First Monthly | $29.99 | per month |
| leCanon First Yearly | $249.99 | per year |


### IMM Pro

[App page](https://appshunter.io/ios/app/imm-pro/id6787019145)

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

**In-app purchases:** none


## Frequently asked questions

### Is leCanon free?

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

### Is IMM Pro free?

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

### Do leCanon or IMM Pro have ads?

Neither leCanon nor IMM Pro shows ads.

### Which is updated more often, leCanon or IMM Pro?

leCanon ships an update every 4 months, and IMM Pro every 3 weeks. Most recently, leCanon was updated on October 7, 2026 and IMM Pro on October 17, 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.*