Image Merger - Merge Images Online

Combine two images side-by-side, stacked vertically, or blended as overlay with adjustable opacity. 100% client-side and private.

Left Image
Click to upload or drag & drop
Right Image
Click to upload or drag & drop

What Is an Image Merger?

An image merger combines two or more photos into a single image. Whether you need to merge images side by side for a comparison, stack them vertically for a before/after layout, or overlay them with transparency for creative effects, this tool handles it all instantly in your browser.

TooliFyra's free online image merger runs entirely in your browser. Your images never leave your device. No upload, no server processing, complete privacy.

Why Merge Images?

Combining images is one of the most common photo editing tasks. From creating side-by-side product comparisons for e-commerce to stitching screenshots for documentation, a photo merger gives you a quick way to combine visuals without complex software.

Key Features

Side by SidePlace two images horizontally for comparison.
Vertical StackStack images top-to-bottom for before/after layouts.
Overlay BlendBlend images with adjustable opacity for creative effects.
Opacity ControlAdjust overlay transparency from 0% to 100%.
Instant PreviewSee the merged result before downloading.
100% PrivateAll processing is client-side.

How to Use the Image Merger

Follow these simple steps to merge images using TooliFyra's free online image merger:

  1. Upload Images: Load two images using the left and right upload boxes.
  2. Choose Mode: Select Side by Side, Stacked, or Overlay.
  3. Adjust (Overlay): Use the opacity slider to control blend transparency.
  4. Merge: Click "Merge" to generate the combined image.
  5. Download: Save the merged result as PNG.

Benefits of Using TooliFyra's Image Merger

E-commerce sellers can create side-by-side product comparisons. Photographers can build before/after edit showcases. Designers can overlay textures and effects. Social media creators can combine photos for posts and stories. Unlike desktop software like Photoshop, TooliFyra offers unlimited image merging with no watermarks, no file size limits, and no registration.

Use Cases and Applications

Before/after photo comparisons, product comparison images for e-commerce, side-by-side screenshot layouts, overlay blending for watermarks and textures, combining images for social media posts, and creating panoramic composite images.

Why Choose TooliFyra for Merging Images?

TooliFyra's image merger combines side-by-side, vertical, and overlay modes with opacity control — all without uploading your images to any server. The clean interface and instant preview ensure you get exactly the combined image you need.

Frequently Asked Questions

All common formats: JPEG, PNG, WebP, GIF, BMP, and more.

This tool is designed for merging two images at a time. For multiple images, use the Collage Maker tool.

No, everything runs in your browser. Your images never leave your device.

Yes, completely free with no usage limits.