# Seal

- **Name:** Seal
- **Full title:** Seal: Open-Source yt-dlp Video & Audio Downloader
- **Version:** 1.13.1
- **Developer:** JunkFood02 (Open Source)
- **License:** Open Source
- **Platform:** Android
- **Requires:** Android 6.0+
- **File type:** APK
- **Size:** 41.07 MB
- **Category:** Tools & Utilities
- **Updated:** 2024-10-16T17:00:00Z
- **SHA-256:** 23112395e489da4655fe3f6e5be2a47bca8ab3b406cc5ed7590a00b4548faa37
- **Canonical page:** https://filecobra.com/app/seal-video-downloader-apk/
- **Download page:** https://filecobra.com/download/seal-ytdlp-video-downloader-apk/
- **Direct download:** https://dl.filecobra.com/releases/android/seal-ytdlp-video-downloader-apk/1.13.1/sha256-23112395e489/Seal-1.13.1-arm64-v8a-release.apk

> Modern Material You open-source downloader powered by yt-dlp, supporting thousands of websites, custom command templates, subtitles, and lossless audio extraction.

Seal is an acclaimed, state-of-the-art open-source media downloader developed by JunkFood02. Built directly on the world's most powerful media extraction engine (**yt-dlp**), Seal brings command-line precision and multi-site scraping power into a stunning, fluid **Material You (Material 3)** Android application.

With native support for thousands of video and audio platforms, custom command-line arguments, automatic subtitle and thumbnail embedding, and zero advertising or telemetry, Seal represents the pinnacle of modern open-source Android software design.

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## 🌟 Executive Overview & Key Tactical Highlights

Seal leverages the cutting-edge yt-dlp backend to extract media from virtually any public video or audio URL. Featuring dynamic Monet theming that matches your device wallpaper, Seal is as beautiful as it is powerful.

### Key Architectural Strengths:
- **100% Free & Open Source (GPL-3.0)**: Completely open codebase with zero ads, tracking SDKs, or proprietary telemetry.
- **Full yt-dlp Powerhouse**: Supports over 1,000 websites and streaming portals with continuous upstream updates.
- **Material You Dynamic Theming**: Full Material 3 interface with Monet color palettes that adapt automatically to your wallpaper.
- **Advanced Command Customization**: Add custom yt-dlp arguments, configure user-agent strings, and set custom format sorting.
- **Comprehensive Metadata Embedding**: Automatically embeds high-resolution thumbnails, subtitles, chapters, and ID3 tags into downloaded files.

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## 📊 Technical Comparison: Seal vs. [TubeMate](/app/tubemate-youtube-downloader-apk/) vs. [Snaptube](/app/snaptube-video-downloader-apk/)

| Feature Dimension | Seal (FileCobra) | [TubeMate](/app/tubemate-youtube-downloader-apk/) | [Snaptube](/app/snaptube-video-downloader-apk/) |
| :--- | :--- | :--- | :--- |
| **Licence Type** | **100% Open Source (GPL-3.0)**| Proprietary Freeware | Proprietary Freeware |
| **Backend Engine** | **yt-dlp Core** | Custom Socket Engine | Custom Multi-Platform |
| **Ads & Trackers** | **Zero Ads & Zero Telemetry** | Clean Ad-Supported | Clean Ad-Supported |
| **UI Design System**| **Material You (Monet)** | Classic Utility | Modern Dark Theme |
| **Custom Arguments**| **Full CLI Argument Support** | Pre-set Formats | Pre-set Formats |

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## 📋 System Requirements & Technical Specifications

| Hardware Component | Minimum Requirement | Recommended Spec |
| :--- | :--- | :--- |
| **Operating System** | Android 6.0 (Marshmallow) or later | Android 12.0 / 13.0 / 14.0+ |
| **System RAM** | 2 GB RAM | 4 GB RAM or higher |
| **Storage Space** | 80 MB free internal storage | Fast UFS storage for 4K video saving |
| **Architecture** | ARM64-v8a, armeabi-v7a, x86_64 | ARM64-v8a |

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## 🛠️ Step-by-Step Installation & Setup Guide

1. Download the official `Seal-v1.12.1-arm64-v8a-release.apk` package directly from FileCobra's verified mirror.
2. In Android Settings, grant **Install Unknown Apps** permission.
3. Open the APK and tap **Install**.
4. Open Seal, paste any video URL into the prompt, choose your format and quality, and download immediately!

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## ❓ Frequently Asked Questions (FAQ)

### Is Seal completely free and open source?
Yes. Seal is licensed under GPL-3.0, completely free of charge, with zero advertising, zero in-app purchases, and zero telemetry.

### What backend engine does Seal use?
Seal uses yt-dlp, the world's most capable open-source command-line media downloader, wrapped in an elegant Material You graphical interface.

### Can Seal download video subtitles and thumbnails?
Yes. Seal can automatically extract and embed multi-language subtitles and high-resolution album art thumbnails directly into the output MP4 or MKV container.

## Editorial verdict

Seal is arguably the cleanest, most powerful open-source media downloader on Android. With yt-dlp under the hood and gorgeous Material You design, it is a must-have utility for every power user.

### Strengths

- Powered by yt-dlp with support for over 1,000 websites.
- 100% open source under GPL-3.0 with zero ads and zero telemetry.
- Flawless Material You dynamic theming and custom CLI argument options.

### Trade-offs

- Advanced yt-dlp arguments may have a small learning curve for casual users.

## FAQ

**Is Seal completely free and open source?**

Yes. Seal is licensed under GPL-3.0, completely free of charge, with zero advertising, zero in-app purchases, and zero telemetry.

**What backend engine does Seal use?**

Seal uses yt-dlp, the world's most capable open-source command-line media downloader, wrapped in an elegant Material You graphical interface.

**Can Seal download video subtitles and thumbnails?**

Yes. Seal can automatically extract and embed multi-language subtitles and high-resolution album art thumbnails directly into the output MP4 or MKV container.

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Source: https://filecobra.com/app/seal-video-downloader-apk/ · Mirrored from the publisher's own release channel by FileCobra. FileCobra runs no antivirus lab of its own.