# Lead Tracker by ESR vs DeviceShelf

The clearest difference is in-app purchases: Lead Tracker by ESR at none against DeviceShelf's 3. On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. DeviceShelf sells 3 one-off in-app purchases. Lead Tracker by ESR asks for nothing beyond the download.

## The numbers

| Metric | Lead Tracker by ESR | DeviceShelf |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | — | Every 2 days |
| Size | 4 MB | 27 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Europäische Gesellschaft für Radiologie - European Society of Radiology (ESR)](https://appshunter.io/developer/1450383123) | [Christof Müller](https://appshunter.io/developer/987990115) |

## 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


### DeviceShelf

[App page](https://appshunter.io/ios/app/deviceshelf/id6779666567)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| DeviceShelf Mobile | $17.99 | one-time |
| DeviceShelf Complete Upgrade | $34.99 | one-time |
| DeviceShelf Complete | $49.99 | 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 DeviceShelf free?

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

### Do Lead Tracker by ESR or DeviceShelf have ads?

Neither Lead Tracker by ESR nor DeviceShelf shows ads.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*