# Lead Tracker by ESR vs Markdown Reader

The clearest difference is in-app purchases: Lead Tracker by ESR at none against Markdown Reader's 1. Lead Tracker by ESR also leads on device support (3 vs 1) and iOS requirement (15.0 vs 17.0). On price and ads there is nothing between them.

Both are free to download. Markdown Reader sells 1 one-off in-app purchase. Lead Tracker by ESR asks for nothing beyond the download.

## The numbers

| Metric | Lead Tracker by ESR | Markdown Reader |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | — | Every 6 days |
| Size | 4 MB | 10 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Europäische Gesellschaft für Radiologie - European Society of Radiology (ESR)](https://appshunter.io/developer/1450383123) | [汇慧 杨](https://appshunter.io/developer/1896283350) |

## What reviewers say

### Lead Tracker by ESR

[App page](https://appshunter.io/ios/app/lead-tracker-by-esr/id6504748976)

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

**In-app purchases:** none


### Markdown Reader

[App page](https://appshunter.io/ios/app/markdown-reader-lite/id6766934653)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| MarkdownReader Pro | $0.99 | one-time |


## Frequently asked questions

### Is Lead Tracker by ESR free?

Lead Tracker by ESR is free to download, with no in-app purchases.

### Is Markdown Reader free?

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

### Do Lead Tracker by ESR or Markdown Reader have ads?

Neither Lead Tracker by ESR nor Markdown Reader shows ads.

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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.*