Image Effects & Filters — Free Online
Apply grayscale, blur, sepia, duotone, noise and 15+ photo effects. Instant processing in your browser — no upload, no sign-up.
Grayscale Image
Convert color images to black and white. Free, instant, browser-based.
Blur Image
Apply blur effect to images. Adjustable intensity. Free, private, no upload.
Pixelate Image
Apply pixelation effect to images. Adjust pixel size. Free, private, browser-based.
Invert Colors
Invert all colors in an image (negative effect). Free, instant, browser-based.
Sepia Filter
Apply vintage sepia tone to images. Adjustable intensity. Free, private, no upload.
Vignette Effect
Add a vignette effect to photos. Adjustable intensity and size. Free, private, browser-based.
Auto-Enhance
Automatically improve image quality. Auto-levels, color correction, saturation boost. Free, instant.
Duotone Effect
Apply a duotone effect to images. Choose shadow and highlight colors or use presets. Free, browser-based.
Noise / Grain
Add film grain or noise to images. Adjustable intensity, mono or color noise. Free, instant.
Hue & Saturation
Adjust hue, saturation, and lightness of images. Fine-tune colors with precision. Free, browser-based.
Gradient Map
Map image brightness to a color gradient. Create artistic color effects with presets or custom colors. Free.
Change Background Color
Replace the background color of any image. Pick a target color and replacement. Free, instant, browser-based.
Blur Background
Paint over the background to blur it while keeping the subject sharp. Adjustable brush and blur intensity.
Blur Faces
Automatically detect and blur faces in photos for privacy. Adjustable blur strength. Free, browser-based.
Red-Eye Removal
Click on red eyes to fix them instantly. Automatic color correction. Free, browser-based.
Photo Effects Without Photoshop
Vizua offers 15 image effects that run instantly in your browser. From classic filters like grayscale and sepia to advanced tools like duotone, gradient mapping, and background blur — no software installation needed.
Classic Filters
- Grayscale — Convert to black and white for a timeless, elegant look.
- Sepia — Warm, vintage tone that evokes old photographs.
- Invert — Reverse all colors for a negative effect or creative compositions.
- Vignette — Darken edges to draw focus to the center of your image.
Color Adjustments
- Hue & Saturation — Shift colors and adjust vibrancy. Turn a blue sky purple or desaturate for a muted palette.
- Duotone — Map your image to two colors for bold, graphic poster-like effects.
- Gradient Map — Remap brightness values to any gradient for creative color grading.
- Auto-Enhance — One-click improvement that adjusts brightness, contrast, and saturation automatically.
Privacy & Background Tools
Need to protect privacy in photos? Blur Faces automatically detects and blurs faces. Blur Background keeps your subject sharp while softening everything behind it. Pixelate lets you manually select areas to obscure.
How Effects Work
All effects are applied directly in your browser. Your image is loaded into memory, the effect is computed pixel-by-pixel, and the result is displayed instantly. No server processing, no upload, no waiting.