Background Replacer - Swap Photo Backgrounds with AI

Replace photo backgrounds with custom images using AI. Upload foreground and background, get perfect composites. Browser-based, completely private.

1. Upload Images

Subject Photo

Drop subject photo

New Background

Drop background image

Tips for Best Results

Use photos with clear subjects
Match lighting between images
Higher resolution = better edges
Adjust scale to fit naturally

Related Tools

Background Remover - Transparent PNG
Background Blur - Portrait mode
Image Cropper - Crop photos

Face Brightener - Brighten Skin Tones in…

Photo Filter - Apply Instagram-Style Fil…

Old Photo Enhancer - Restore & Improve V…

AI Document Redactor - Hide Sensitive In…

AI Low-Light Enhancer - Brighten Dark Ph…

View all Image enhancers →

Frequently Asked Questions

AI automatically detects and removes your subject's background, then composites it onto your chosen background image. Edge detection handles hair and complex outlines for natural-looking results.

Any image works as a background. For natural results, match lighting direction and color temperature. Landscapes, solid colors, gradients, and studio backdrops all work well.

Yes. After processing, drag the subject to reposition it on the background. Use scale and position controls to perfect the placement before downloading.

The tool preserves your subject's original lighting. For best results, choose backgrounds with similar lighting conditions or neutral lighting. Manual color adjustment may improve some composites.

The tool removes original background shadows. Toggle 'Add Shadow' to add a subtle drop shadow under your subject for a more grounded, realistic look.

No. All AI processing happens in your browser using WebAssembly. Neither your subject photo nor background image leaves your device.

The AI model (~40-80MB) downloads and caches on first use. After caching, subsequent images process much faster. This is a one-time download per browser.

Yes. Once a background is loaded, process multiple subject photos against it. Each subject is independently extracted and placed on the background.

Output resolution matches your background image size. Your subject is scaled proportionally to fit. Use high-resolution backgrounds for best print quality.

Currently supports one subject at a time. For multiple subjects, process each separately, then combine in an image editor or use multiple passes.