Underlayer

工具

免费 · App 内购买 · 专为 iPad 设计

UNDERLAYER - STEGANOGRAPHY MADE SIMPLE Transform ordinary images into secret carriers. Hide confidential messages invisibly within photos and share them through any messenger without raising suspicion. KEY FEATURES: HIDE SECRETS • Embed text messages invisibly into any image • Two encoding modes: Hidden (invisible pixels) and Open (colored frame) • Open mode survives messenger compression (Telegram, WhatsApp, etc.) • Share processed images directly or save to gallery REVEAL MESSAGES • Extract hidden text from steganographic images • Automatic detection of encoding method • Works with images received through messengers • Share intent support - open images directly from gallery WHY UNDERLAYER? • Simple & Intuitive - No cryptography knowledge required • Messenger-Friendly - Open mode designed for compressed sharing • Privacy First - All processing happens locally on your device • Universal - Works with JPG, PNG, WebP formats • No Account Required - Start using immediately USE CASES • Private communication through public channels • Watermarking images with hidden ownership data • Secure note-taking in plain sight • Educational tool for learning steganography • Fun way to send secret messages to friends SECURITY & PRIVACY • No internet connection required for processing • Your messages never leave your device • No data collection or tracking • Complete control over your secrets PREMIUM FEATURES • No banner ads at the bottom • No interstitial ad interruptions • Process unlimited images without ad breaks HOW IT WORKS 1. Select any image from your gallery 2. Enter your secret message 3. Choose encoding mode (Hidden or Open) 4. App embeds message into image pixels 5. Share through messengers or save locally 6. Recipient opens image in Underlayer to reveal message ENCODING MODES EXPLAINED HIDDEN MODE • Message embedded invisibly in image pixels • Completely undetectable to human eye • Best for uncompressed image sharing • Lost when image is compressed by messengers OPEN MODE • Message encoded as colored frame border • Visible as decorative edge around image • Survives Telegram, WhatsApp compression • Recommended for messenger sharing INTERNATIONAL • Available in English and Russian • More languages coming soon • Automatic language detection Whether you're a privacy enthusiast, security professional, or just curious about steganography - Underlayer makes it accessible to everyone. Download now and start hiding your secrets in plain sight! Terms of use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

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Minor UI enhancements

版本 1.0.1

开发者“Mihail Rukavishnikov”已表明该 App 的隐私规范可能包括下述数据处理方式。更多相关信息，请参阅 开发者隐私政策 。

  • 用于追踪你的数据

    以下数据可能会用于在其他公司的 App 和网站中追踪你：

    • 标识符

  • 未与你关联的数据

    开发者可能会收集以下数据，但数据不会关联你的身份：

    • 标识符
    • 使用数据

隐私规范可能因你使用的功能或你的年龄等因素而异。 进一步了解

辅助功能

开发者尚未表明此 App 支持哪些辅助功能。 进一步了解

信息

  • 提供者
    • Mihail Rukavishnikov
  • 大小
    • 30.4 MB
  • 类别
    • 工具
  • 兼容性
    设备需装有 iOS 15.1 或更高版本。
    • iPhone
      设备需装有 iOS 15.1 或更高版本。
    • iPad
      设备需装有 iPadOS 15.1 或更高版本。
    • iPod touch
      设备需装有 iOS 15.1 或更高版本。
    • Mac
      需要 macOS 12.0 或更高版本以及装有 Apple M1 或更高版本芯片的 Mac。
    • Apple Vision
      设备需装有 visionOS 1.0 或更高版本。
  • 语言
    • 英语
  • 年龄分级
    4+
  • App内购买
    是
  • 版权
    • © Mihail Rukavishnikov
  • 开发者网站
  • 隐私政策

    • 更多来自"Mihail Rukavishnikov"的 App

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