---
title: "Twenty One (XXI) — App Overview"
url: https://marlvel.ai/apps/twenty-one-xxi
category: Utilities
developer: Greg Fiumara
platforms: ios
rating: 5.0 (1 ratings)
pricing: free
report_level: overview
generated: 2026-05-04
last_verified: "2026-05-04T10:42:36.571Z"
---

<!-- SECTION: Key Insight -->
> **Key Insight:** Twenty One provides a streamlined browsing experience by automating the removal of age-verification pop-ups on alcohol-industry websites.

<!-- SECTION: Quick Facts -->
| Metric | Value |
|--------|-------|
| Category | Utilities |
| Rating | 5.0 ★ (1) |
| Pricing | free |
| Platforms | iOS |
| Latest Version (iOS) | 1.0.6 |
| Developer | Greg Fiumara |

<!-- SECTION: Summary -->
## What is Twenty One (XXI)?

Twenty One is a Safari content blocker designed to automatically bypass age verification gates on alcohol-related websites. By leveraging iOS Content Blocker technology, the app removes intrusive overlays that often hinder mobile browsing experiences. It is an open-source utility maintained by Greg Fiumara.

<!-- SECTION: Key Features -->
## Key Features

- **Content Blocker Technology**: Utilizes native iOS Safari content blocking to disable age-gate overlays.
- **Dynamic Website List**: Maintains a constantly-updated database of alcohol-related websites to ensure effective blocking.
- **Open-Source Transparency**: The app's source code is publicly available for review via GitHub.

<!-- SECTION: Target Audience -->
## Who is it for?

Mobile Safari users who frequently encounter and wish to bypass age-gate overlays on alcohol-producer websites.

<!-- SECTION: Links -->
## Links

- [App Store](https://apps.apple.com/us/app/twenty-one-xxi/id1059178930?uo=4)
- [Full Intelligence Report](https://marlvel.ai/apps/twenty-one-xxi)

---
*This is an overview report. Sentiment analysis, competitive landscape, and SWOT analysis are available in the [full intelligence report](https://marlvel.ai/apps/twenty-one-xxi).*
*Generated by [Marlvel.ai](https://marlvel.ai) — Independent app intelligence.*