Convert images to grayscale, sepia, or invert with adjustable brightness and contrast
Drop an image here or click to browse
Supports PNG, JPG, GIF, WebP and more
Choose from grayscale, sepia, and invert color filters to achieve the exact look you want.
Fine-tune your image with adjustable brightness and contrast sliders for precise control.
All image processing happens locally in your browser. Your photos are never uploaded to any server.
Runs on any modern browser across desktop and mobile devices. No software installation needed.
Our free online image filter tool lets you convert any photo to grayscale, apply a warm sepia tone, or invert the colors for a striking negative effect. All processing uses the Canvas API directly in your browser.
Beyond basic filters, you can fine-tune the result with brightness and contrast sliders. This gives you precise control over the final look of your image, whether you want a subtle effect or a dramatic transformation.
Perfect for creating black-and-white photos, vintage sepia effects, artistic negatives, or preparing images for design projects. The side-by-side preview lets you compare the original and processed versions instantly.
Grayscale conversion uses the luminosity method, which applies the formula: gray = 0.299R + 0.587G + 0.114B. This weighted average accounts for human eye sensitivity to different colors, producing a natural-looking black-and-white image.
Yes, this tool is completely free to use with no limits. Apply filters to as many images as you like without registration, watermarks, or payment. Everything runs securely in your browser.
Our tool supports all common image formats including PNG, JPEG, GIF, WebP, BMP, and SVG. The processed image is downloaded as a PNG file to preserve quality.
Yes, brightness and contrast adjustments are applied on top of the selected filter. You can freely change the filter mode, brightness, and contrast at any time, and the preview updates in real time so you can find the perfect combination.