# DFF app vs SealSkin

The clearest difference is update cadence: SealSkin at every 3 months against DFF app's every 42 months. DFF app's advantage is iOS requirement (12.0 vs 26.0). 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.

DFF app ships an update every 42 months, SealSkin every 3 months. The most recent releases landed on September 29, 2026 and September 30, 2026 respectively.

## The numbers

| Metric | DFF app | SealSkin |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 42 months | **Every 3 months** |
| Size | 32 MB | 3 MB |
| Requires iOS | **12.0** | 26.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 17+ |
| Developer | [Duepi Group srl](https://appshunter.io/developer/979524896) | [Ryan Kuba](https://appshunter.io/developer/1871464574) |

## What reviewers say

### DFF app

[App page](https://appshunter.io/ios/app/dff-app/id1534583111)

**Features:** macOS Compatibility

**In-app purchases:** none


### SealSkin

[App page](https://appshunter.io/ios/app/sealskin/id6758210210)

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

**In-app purchases:** none


## Frequently asked questions

### Is DFF app free?

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

### Is SealSkin free?

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

### Do DFF app or SealSkin have ads?

Neither DFF app nor SealSkin shows ads.

### Which is updated more often, DFF app or SealSkin?

DFF app ships an update every 42 months, and SealSkin every 3 months. Most recently, DFF app was updated on September 29, 2026 and SealSkin on September 30, 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.*