Free Online Tool

Film Halation Simulator

Recreate the iconic red glow and highlight bloom of analog film stocks like CineStill 800T. Upload your photo, adjust the halation settings, and download the result instantly. 100% private, no upload required.

Drop your images here

Halation Lab is a free tool born from my passion for photography. I'd be delighted to see your photos on social media — feel free to tag me @xere.my so I can discover your work!

Free Film Halation Simulation Tool

Halation Lab is a browser-based halation simulator designed for photographers and film enthusiasts. Recreate the iconic red glow and highlight bloom characteristic of legendary film stocks like CineStill 800T, Kodak Vision3, and Harman Phoenix 200, completely free.

Free Alternative to Dehancer & Expensive Film Plugins

Tired of paying $100+ for Dehancer, FilmConvert, or premium Lightroom presets just to add halation effects? Halation Lab offers a completely free alternative with no subscription, no plugin installation, and no hidden costs.

Unlike expensive software that requires Adobe Creative Cloud or DaVinci Resolve, Halation Lab runs directly in your browser. Get professional-quality halation and film bloom effects without the price tag.

Precise Creative Control

Fine-tune your cinematic look with adjustable threshold, bloom intensity, red saturation, and realistic film grain, perfect for achieving that authentic Kodak film aesthetic in your digital photography.

Privacy-First, No Upload Required

Built with Rust and WebAssembly (WASM), Halation Lab processes your images locally using Web Workers. Your photos never leave your device, with support up to 4K resolution.

01

Upload Your Photo

Drag and drop or browse. Halation Lab processes your images locally with WebAssembly, no server upload required.

02

Fine-Tune Your Look

Adjust spread, amount, red saturation, threshold, and grain to match your desired film stock aesthetic.

03

Download in 4K

Hit download to get your processed image at full resolution. JPEG output, print-ready quality.

Watch Halation Lab in action: upload, adjust, and download.

Halation Lab Image examples

Halation Lab tool Image example
Halation Lab tool Image example
Halation Lab tool Image example

Film Looks

  • • CineStill 800T / 400D
  • • Kodak Vision3 500T
  • • Harman Phoenix 200
  • • Reflx Lab / Sinostill

Key Features

  • • 100% Local Processing
  • • 4K Resolution Support
  • • Custom Red Saturation
  • • Real-time Comparison

Credits

This website uses Photon, a high-performance image processing library developed by Silvia O'Dwyer.

Portions of this software are copyright © Silvia O'Dwyer. Licensed under the Apache License, Version 2.0. Unless required by applicable law or agreed to in writing, software distributed under the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND.

Frequently Asked Questions

Yes, Halation Lab is 100% free with no watermarks, no account required, and no hidden costs. Use it as many times as you want.
Yes! Halation Lab offers similar halation and film bloom effects that you'd find in Dehancer, without the $99+ price tag. It's perfect for photographers who want the CineStill or Kodak look without expensive plugins.
Halation is a red or orange glow that appears around bright light sources in film photography. It's caused by light passing through the film emulsion and reflecting off the back of the film base. It's characteristic of motion picture films like CineStill 800T, Kodak Vision3, and Harman Phoenix 200.
No, never. Halation Lab processes all images locally in your browser using WebAssembly technology. Your photos stay on your device and are never sent to any server.
Halation Lab supports common image formats including JPEG and PNG, with resolutions up to 4K.
No installation required. Halation Lab runs directly in your web browser and works on Chrome, Firefox, Safari, and Edge.
Yes, Halation Lab works on mobile browsers, though we recommend using a desktop for the best experience with larger images.
Upload your image, increase the bloom intensity, adjust the red saturation, and fine-tune the threshold to target bright highlights. Experiment with the settings to match the iconic CineStill glow.
Yes! Halation Lab is compatible with JPEG and PNG files from all camera brands including Canon, Nikon, Sony, Fujifilm, Panasonic, Leica, Olympus, Pentax, and even smartphone cameras like iPhone and Google Pixel. Whether you shoot with a mirrorless, DSLR, or compact camera, you can add beautiful halation effects to your images.

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