# SmarTest Ferritin vs VELLAP SCAN

The clearest difference is update cadence: VELLAP SCAN at every 3 weeks against SmarTest Ferritin's every 2 months. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

SmarTest Ferritin ships an update every 2 months, VELLAP SCAN every 3 weeks. The most recent releases landed on October 24, 2026 and November 4, 2026 respectively.

## The numbers

| Metric | SmarTest Ferritin | VELLAP SCAN |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 3 weeks** |
| Size | 78 MB | 162 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 17+ | 17+ |
| Developer | [Preventis GmbH](https://appshunter.io/developer/904557953) | [VELLAP Diagnostics GmbH](https://appshunter.io/developer/1715547198) |

## What reviewers say

### SmarTest Ferritin

[App page](https://appshunter.io/ios/app/smartest-ferritin/id1597726587)

**In-app purchases:** none


### VELLAP SCAN

[App page](https://appshunter.io/ios/app/vellap-scan/id6471528485)

**In-app purchases:** none


## Frequently asked questions

### Is SmarTest Ferritin free?

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

### Is VELLAP SCAN free?

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

### Do SmarTest Ferritin or VELLAP SCAN have ads?

Neither SmarTest Ferritin nor VELLAP SCAN shows ads.

### Which is updated more often, SmarTest Ferritin or VELLAP SCAN?

SmarTest Ferritin ships an update every 2 months, and VELLAP SCAN every 3 weeks. Most recently, SmarTest Ferritin was updated on October 24, 2026 and VELLAP SCAN on November 4, 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.*