ConvertDuck

Professional Color Grading in Your Browser

Achieving the perfect look for your photos often requires heavy software, but our hybrid engine changes that. By combining WebAssembly performance with the Canvas API, we deliver instant, studio-quality filtering without ever sending your images to a server. Your creative process remains private, fast, and completely offline-capable.

How to Edit Photos in 3 Simple Steps

1. Import Your Image

Drag and drop any JPG, PNG, or WebP file directly into the editor. We support high-resolution files instantly.

Works best with images under 25MB for real-time preview.

2. Apply Filters & Adjust

Choose from 24 preset styles like 'Lofi' or 'Obsidian', then fine-tune using the brightness and hue sliders.

Use the 'Hold to Compare' button to check your progress against the original.

3. Export & Save

Once satisfied, click download to save your edited masterpiece back to your device in high quality.

Why Creators Choose Our Filter Studio

  • ✓ Zero-Upload Privacy

    Unlike other tools, your photos never leave your device. All processing happens locally in your browser, ensuring complete security.

  • ✓ Hybrid Wasm Engine

    We utilize Rust-based WebAssembly for heavy image processing, delivering near-native performance without lag.

  • ✓ Granular Control

    Beyond simple presets, you have full control over saturation, contrast, and hue rotation for precise color grading.

  • ✓ No Watermarks

    Your creativity belongs to you. We never add watermarks or restrict resolution on your downloaded images.

System Capabilities

Supported Formats JPEG, PNG, WebP, GIF (Static)
Processing Engine Rust + WebAssembly (Photon Library)
Browser Support Chrome 90+, Firefox 88+, Safari 14+, Edge
Privacy Level 100% Local (No Server Uploads)

Local Editing vs. Cloud Editors

Feature Our Studio (Local) Cloud Editors
Data Privacy 100% Private (No Upload) Files stored on server
Processing Speed Instant (Local CPU/GPU) Slower (Depends on Network)
Offline Use Fully Supported Requires Internet
File Limits System Memory Limit Often limited (e.g., 5MB)

Frequently Asked Questions

Q. Does this tool reduce image quality? ▼
No, we process images at their original resolution during export. The preview is optimized for speed, but your download retains maximum quality.
Q. Is my photo uploaded to a cloud server? ▼
Never. We use a client-side technology called WebAssembly, which runs entirely within your web browser.
Q. Can I use this on my mobile phone? ▼
Yes, the interface is touch-friendly and works well on modern Android and iOS devices.
Q. What is the best filter for sunset photos? ▼
We recommend the 'Golden' or 'Cali' filters, which enhance warm tones and contrast specifically for outdoor lighting.