# SAYF vs Nucleus MDIS

The clearest difference is device support: Nucleus MDIS at 3 against SAYF's 1. Nucleus MDIS also leads on iOS requirement (15.0 vs 18.0). On price, ads and in-app purchases there is nothing between them.

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

## The numbers

| Metric | SAYF | Nucleus MDIS |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | — | Every 2 weeks |
| Size | 2 MB | 74 MB |
| Requires iOS | 18.0 | **15.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [GymBursement LLC](https://appshunter.io/developer/1040617925) | [Southern Software, Inc.](https://appshunter.io/developer/377450203) |

## What reviewers say

### SAYF

[App page](https://appshunter.io/ios/app/sayf-security-reports/id6789815347)

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

**In-app purchases:** none


### Nucleus MDIS

[App page](https://appshunter.io/ios/app/nucleus-mdis/id6790421395)

**In-app purchases:** none


## Frequently asked questions

### Is SAYF free?

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

### Is Nucleus MDIS free?

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

### Do SAYF or Nucleus MDIS have ads?

Neither SAYF nor Nucleus MDIS 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.*