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Asset Compressor

Add a vintage sepia filter to photos online

Give your images a warm, nostalgic sepia tone. Perfect for family portraits, architecture shots and retro photo albums – one photo or a whole folder.

  • No upload
  • Free, no sign-up
  • Whole folders
  • Works offline

Drop images or a folder here

JPG, PNG, WebP, AVIF or BMP · no file limit

Processed on your device. Nothing is uploaded.

Output format

Keeps each file’s format. Files that can’t be made smaller are left untouched.

Quality82%
Smaller fileHigher quality
Crop

Pick a shape to crop every image around its center, or draw the exact area on one image.

After you add an image, use the Crop button above its preview to draw the exact area.

Filters & fine-tune

Filter

Fine-tune

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Double-click a slider to reset it.

Warm vintage brown tones

Print Resolution (DPI)

Keep standard screen / camera density

How to apply a sepia filter to images

  1. 1

    Upload your photos

    Select photos or drop a whole folder. JPG, PNG, WebP, AVIF and BMP files are supported.

  2. 2

    Sepia is pre-selected

    The live preview shows the warm brown tone immediately. Try the Vintage or Warm Sun presets for a different mood.

  3. 3

    Fine-tune the look

    Use the Brightness, Contrast and Saturation sliders beside the filter list, and hold the compare button to check the original colors.

  4. 4

    Apply and download

    Click Apply, then save to your disk or download a ZIP with the folder structure intact.

The timeless appeal of sepia photography

Sepia toning began in the nineteenth century as a chemical process that gave photographic prints a warmer, longer-lasting red-brown color. Today the tone stands for nostalgia and warmth, and it works well on portraits, old buildings and travel photos.

Asset Compressor reproduces the look with a browser color filter that runs on your own device, so you see the result in the live preview before you apply it to the files.

Sepia, Vintage and Warm Sun

Sepia turns the photo fully brown-toned. Vintage uses a lighter sepia and adds contrast, saturation and a slightly darker exposure for a faded retro film feel. Warm Sun is the gentlest: a touch of sepia with more saturation for golden-hour warmth that keeps recognizable colors.

Once a photo is loaded, every preset shows a small thumbnail of your own picture, so you can compare them at a glance, and the sliders let you adjust brightness, contrast and saturation on top.

Batch sepia for albums and folders

Drop a whole folder and every photo gets the same treatment, with subfolders preserved in the ZIP download. You can combine the filter with a crop shape, a maximum width, a new output format such as WebP and a quality or file-size target, all in one pass.

Frequently asked questions

What is the difference between Sepia and Black and White?

Black and white renders neutral gray tones. Sepia adds a warm reddish-brown tint that resembles antique photographs.

Will applying sepia slow down my browser?

No. The images are processed in background web workers, so the page stays responsive while a batch is converted.

Can I make the sepia effect weaker?

Yes. Choose the Warm Sun preset for a subtle tint, or lower the Saturation slider and raise the Brightness slider to soften the tone.

Are my photos uploaded anywhere?

No. The filter is applied in your browser and your photos never leave your device.

Related tools

Black & White

Transform your photos into classic monochrome or high-contrast black and white. Drop a single picture or a whole folder – everything is processed in your browser.

High Contrast

Bring out detail, deepen shadows and make colors pop across your photos. Everything runs privately on your device.

Crop image

Draw the exact area you want to keep, or crop a whole batch to one shape in a single pass. Your photos are cropped on your own device and never uploaded.

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