Compress files online
One compressor for many types: shrink the file you have, keep the same format family, control the quality trade.
Reduce image, PDF, audio, and video file sizes without quality loss. Batch compression supported. Up to 500 MB per file — free and unlimited.
Need a secure link afterward? Vidzilla encrypts uploads in your browser before they leave your device.
Compress files without losing quality
Images, PDFs, video, and audio — up to 500 MB per file. Batch compression supported.
Files are deleted from our servers after your compressed download is delivered.
Lossless and lossy compression with customizable quality. Images, PDFs, videos, and audio files supported.
Select multiple files and compress them in parallel. Download individually or as a combined archive.
Files are deleted immediately after compression. Optional metadata stripping removes EXIF and GPS data.
Why Compress Files Before Sharing?
Smaller file types upload and download faster, use less storage space, and are easier to send. Vidzilla's online compressor handles images (JPG, PNG, WEBP, TIFF, BMP), PDF files, videos (MP4, MOV, AVI), and audio files (MP3, WAV, OGG). To compress PDFs or images, click Compress after uploading — each supported file type gets format-specific optimization at the quality level you choose.
How Compression Works
Image compression reduces file size by removing data imperceptible to the human eye. A quality level of 70–80% typically achieves a 60–80% size reduction with no visible loss. For an online PDF, Vidzilla's PDF tools compress internal structure, embedded images, and metadata. Video and audio use codec optimization to lower bitrate while maintaining high quality playback.
All processing happens on Vidzilla's secure servers. Files are deleted immediately after the compressed output is delivered. You can also strip metadata during compression by enabling the option in the settings, combining two privacy steps into one.
Advanced File Compression
Vidzilla's file compressor uses industry-leading compression algorithms to reduce file sizes while maintaining quality. Our compressor supports images, documents, videos, and general-purpose files, applying format-specific optimizations that achieve the best possible compression ratios. Whether you need to compress a single large file for email attachment or batch-compress an entire folder of images for web publishing, Vidzilla handles it directly in your browser with no uploads required.
Image Compression
Our image compressor supports JPEG, PNG, WebP, GIF, and SVG formats. For JPEG images, intelligent quality reduction removes imperceptible visual data while keeping the image looking sharp. PNG compression uses advanced palette optimization and redundancy elimination. WebP conversion can reduce image sizes by up to seventy percent compared to equivalent JPEG files. For web developers and content creators, batch image compression with configurable quality settings makes it easy to optimize entire image libraries in minutes.
Document and Archive Compression
Compress PDF documents, Office files, and text documents to reduce storage requirements and transfer times. Our document compressor optimizes internal structure, removes redundant metadata, downsizes embedded images, and applies text-level compression to reduce file sizes by thirty to sixty percent. Archive compression creates optimized ZIP files with configurable compression levels, allowing you to balance between maximum compression and processing speed based on your specific needs.
Privacy-Preserving Compression
Every file processed by Vidzilla's compressor remains on your device throughout the entire compression workflow. We do not upload, temporarily store, or cache any file data on our servers. This makes Vidzilla the ideal compression tool for sensitive documents including medical records, financial statements, legal contracts, and confidential business materials. Combined with our metadata scrubber, you can compress and sanitize files in a single private workflow before sharing them securely through Vidzilla's encrypted transfer system.
Compression is not conversion
The Compressor reduces size inside the kind of file you upload. A JPG stays an image. A PDF stays a PDF. An MP4 stays video. If you need a different extension, use a converter page instead. Use this page when the problem is weight: an attachment limit, a slow upload, or a full phone. Use a converter when the problem is the format name.
Mixed folders are normal: a deck with PNGs, a PDF appendix, and a short MP4 demo. The Compressor accepts those types in one batch so you are not bouncing between four single-purpose pages. Still convert formats on converter pages when the extension must change.
Shrinking first and converting later is fine when both jobs are required. Converting first and then compressing is also fine. What fails is treating this page as a silent format changer—it will not rename MP4 to WEBM or JPG to PNG for you.
Presets and manual controls
Presets such as Web Optimized, Mobile Optimized, Print Quality, and Maximum Compression set quality and related options for you. Custom mode lets you move quality, optional max width, compression level, and media-specific controls.
For images, optional max width downscales large photos before or while compressing. For video and audio, quality and bitrate controls decide how hard the encoder squeezes. Higher compression means a smaller file and more visible or audible loss.
Web Optimized aims at balanced size for online use. Mobile Optimized pushes smaller files for phones. Print Quality keeps more detail for ink and paper. Maximum Compression takes the smallest size and accepts the most loss. Custom mode is for when a preset undershoots or overshoots.
Batch jobs and size ceiling
Select multiple files for batch compression. The page accepts common images, PDFs, video, and audio types listed in the upload control. Uploads are supported up to 500 MB per file on free use.
Leave the tab open until each download finishes. Closing early leaves a partial result the same way any interrupted browser download does. Confirm one compressed file opens in the destination app before you delete the heavier originals.
Name outputs clearly when batching. Default names can collide when several files share a stem. Rename as each download lands so a folder of compressed assets stays searchable.
Metadata stripping
An option removes EXIF, GPS, and similar identifying metadata from images and document info from PDFs before download. Turn it on when you do not want location tags or camera details traveling with the file.
Stripping metadata does not encrypt the contents. It only removes those sidecar fields. Password protection for PDFs and encryption for arbitrary files live on their own tool pages when the content itself must stay closed.
Use metadata stripping together with compression when you are publishing photos from a phone and the upload form has a size cap. You shrink the bytes and drop the location trail in one pass.
Images, PDFs, audio, and video on one page
Images respond well to quality and max-width controls. A 4000-pixel photo often does not need full width for a web post; capping width cuts size before the encoder even works hard.
PDFs shrink when embedded images and redundant objects are recompressed. Results vary with how the PDF was built. A text-only PDF may barely move; a scan-heavy PDF usually drops more.
Audio and video trade bitrate for size. Speech tolerates lower settings than music. Short clips for chat can use stronger presets than a master you will edit again. Keep one lightly compressed master when the file is a deliverable.
When to stop compressing
Stop when the file clears the limit you care about: an email cap, a form max, or a phone that was out of space. Further compression only spends quality you no longer need to spend.
Keep one uncompressed or lightly compressed master when the file is a deliverable you may print or edit again later. Do not overwrite that master with a Maximum Compression copy unless you intentionally accept the loss.
If the file is still too large after a sensible preset, check whether the real problem is dimensions (use Image Resizer) or format (use a converter). The Compressor is not the only lever.
Free unlimited compression on this tool
The Compressor is free on Vidzilla for files within the stated per-file size limit, with batch compression supported. Compare the before and after sizes, open the result once, then delete the heavier original if you no longer need it.
Processed uploads are not kept as a long-term library on our side. The lasting copy is the file you download to your device.
Ads may appear around free tools on the site. They are not the download control. Pro on video tools is a separate product surface; this compressor page follows the tools quota and size rules shown on the upload control.
Questions about the compressor
Does compression change the file type?
No. This tool shrinks the file you upload. Use a converter page when you need a different format or extension.
What is the max file size?
Up to 500 MB per file on free use, as shown on the tool. Larger files need to be split, resized, or handled outside this upload limit.
Can I compress several files at once?
Yes. Multi-select and batch compression are supported on this page, so you can shrink several images, PDFs, or media files in one session within the per-file size limit.
Will Maximum Compression look worse?
Yes. Stronger presets and lower quality settings shrink more and show more compression loss. Choose Print Quality or a higher custom quality when fidelity matters.
What does remove metadata do?
It strips EXIF, GPS, and similar identifying fields from images and document info from PDFs before download. It does not encrypt the file contents.
Is the compressor free?
Yes. Free use covers compression within the per-file size limit shown on the page, including batch jobs for ordinary tool use.