Imgzora
Local batch processing

Bulk Image Compressor Online

Compress a group of up to 30 photos with one quality setting and ZIP export.

✓ Up to 30 images✓ ZIP download✓ No upload
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One workflow. Up to 30 images.

JPG, PNG and WebP · 25 MB per file · 150 MB total

1. Resize to fit

Original proportions are always preserved.

2. Compress & convert

Lower quality reduces detail. Output is not guaranteed smaller than the original.

3. Rename & save

photo-001.jpg

Choose images to begin.

    ✓ Process on your device✓ Single ZIP download✓ No account needed

    What is Bulk Image Compressor Online?

    Compress a group of up to 30 photos with one quality setting and ZIP export. Imgzora works on your device using built-in browser capabilities, so you can finish an ordinary image or PDF task without an account or submitting your file to an external processing service.

    How to use Bulk Image Compressor Online

    1. Choose up to 30 supported images.
    2. Leave resizing unchecked if you want to retain original pixel dimensions and adjust JPEG/WebP quality.
    3. Process and download the ZIP of compressed outputs.

    Tips, quality and limitations

    A lower quality setting may introduce blur or artifacts. The output is not guaranteed to be smaller than every original, especially for optimized images or PNG graphics.

    Practical example

    Prepare smaller web-sized JPEG copies of a set of travel photographs.

    Your file privacy

    The selected file contents remain in your browser's memory while the editor runs. Imgzora does not upload them to a conversion server. Outputs are downloaded directly to your device. Website visits and third-party ads or analytics, if enabled later, are separate from the file-processing process.

    Frequently asked questions

    Does bulk compression keep the original file format?

    You select the common output format for the batch, such as JPG or WebP.

    Does Imgzora store my uploaded files?

    There are no file uploads in this tool. Processing happens locally in your browser; you decide where to save downloaded copies. Large files may be limited by device memory.

    Is the tool free on mobile and desktop?

    Yes. Modern phone and desktop browsers can run these tools for free. Large files or complex PDFs may require a more powerful device.

    Related tools you may need

    ⊞

    Batch Image Processing Online ↗

    Resize, compress, convert and rename up to 30 images in one workflow with ZIP output.

    ⊞

    Bulk Image Resizer Online ↗

    Resize up to 30 JPG, PNG or WebP files to fit within shared maximum dimensions, then download ZIP.

    ⇄

    Bulk Image Converter Online ↗

    Convert a batch of JPG, PNG or WebP files to one selected output format and download as ZIP.

    ⊞

    Bulk Image Renamer Online ↗

    Rename up to 30 images into a numbered sequence and download the unchanged file contents as ZIP.