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Image Processing

Bulk Image Compressor

Compress up to 25 images in one batch with a single quality setting. Download as a ZIP.

Bulk Image Compressor by Utilphiq. Compress many images in a single batch with one shared quality setting. Outputs a ZIP with each image re-encoded in the chosen format.

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Processing mode

Secure server-side processing

Accepted input

image/*

Output format

.zip

File limit

25 MB per file

Batch limit

25 items per run

Category

Optimize, resize, convert, and inspect images.

What this tool does

Compress many images in a single batch with one shared quality setting. Outputs a ZIP with each image re-encoded in the chosen format.

How it works

Images are processed in parallel batches of 4 using Sharp, then bundled into a ZIP for download.

Performance profile

Throughput is roughly 4-8 images per second depending on size and target format.

Common use cases

The strongest fit for bulk image compressor is practical, repeatable file work where teams want speed without losing clarity.

Preparing a product photo gallery for upload

Shrinking holiday photos before sharing

Bulk converting PNG screenshots to WebP

Related tools in Image Processing

Explore adjacent workflows to complete the full pipeline faster.

Image Optimizer

Professional-grade compression with real-time Before/After comparison. Convert to WebP or AVIF.

Image Resizer

Resize images to exact dimensions or scale by percentage while preserving aspect ratio.

Image Cropper

Crop images with pixel-perfect precision and aspect ratio presets (1:1, 16:9, 4:5, free).

Image Rotate & Flip

Rotate images 90/180/270° and flip horizontally or vertically without losing quality.

Frequently asked questions

What does Bulk Image Compressor do?

Compress many images in a single batch with one shared quality setting. Outputs a ZIP with each image re-encoded in the chosen format.

How does Bulk Image Compressor process files?

Images are processed in parallel batches of 4 using Sharp, then bundled into a ZIP for download.

Is Bulk Image Compressor private?

Files are processed in-memory on the server and are never stored to disk or any third-party service.

What are the limits for Bulk Image Compressor?

Maximum 25 images per batch Maximum 25MB per image Animated formats are flattened

Ready to use bulk image compressor inside the full workspace?

Public pages handle discovery and sharing. The private dashboard handles the actual run flow, saved activity, and your account-level workspace.

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