Local Lens Files

Local Lens is a high-performance, 100% private, offline desktop batch image converter for Windows. Process thousands of images in seconds without uploading a single pixel to the cloud.

✨ Highlights & Key Features

• 🔒 100% Offline & Private: Zero cloud uploads, telemetry, or user tracking. All conversions are performed 100% locally on your computer.
• 🚀 Multi-Core Hardware Concurrency: Multi-threaded PySide6/QThreadPool execution engine using full CPU hardware acceleration.
• 🎨 Comprehensive Format Conversion: Convert across PNG, JPG, WEBP, BMP, TIFF, and GIF formats.
• 📐 Flexible Batch Resizing Engine: Preset modes for Original Size, Scale Percentage, Fit to Width/Height, and Custom Pixel Dimensions with aspect ratio lock.
• 🏷️ Automated Naming Engine: Apply custom prefixes, suffixes, lowercase/uppercase transformations, and collision auto-renaming (_1, _2).
• ⚙️ Metadata Preservation & ICC Profiles: Retain original camera EXIF/IPTC metadata, convert/preserve ICC color profiles (sRGB, Grayscale, Original), and preserve file modification timestamps.
• 📜 History Tracking Log: Instant job history recording with output size details and one-click file reveal in Windows Explorer.
• 🎨 Sleek Modern Themes: Native PySide6 interface supporting Dark, Dim, and Light visual themes.
• 🔑 Gumroad License Key Activation: Built-in Pro license activation with local QSettings persistence and offline verification fallback caching.

📦 Installation & Usage (Windows 10 / 11)

1. Download the binary archive for Windows (64-bit).
2. Extract the folder and launch LocalLens.exe.
3. Drag & drop photos or folders into the app, pick your output settings, and click Convert Now!

💬 Community & Support

• 📖 FAQ & Help Documentation: Support Center
• 💬 Feature Requests & Q&A: GitHub Discussions
• 🐛 Bug Reporting: GitHub Issues
• 🛒 Purchase Pro License: Gumroad Store Page