Private. Offline. Fast.

Got 10GB of Images?
Compress It Offline in Minutes.

Tired of uploading images online to compress?
Our desktop app lets you compress high-quality images 100% locally in seconds — no internet, no risk, no wait.

Works 100% Offline
No Uploads. Full Privacy.
Compress in Seconds
Offline privacy guaranteed
Try Online Compressor

Limited Time: Get 50% Off the Pro Version — Download Now!

Screenshot of FastCompressor desktop application interface showing image compression features
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  • Drag-and-drop simplicity
  • Supports JPG, PNG, and WebP
  • Reduce file sizes by up to 90%

Online Compressor Preview

Test quality instantly, then unlock unlimited offline compression.

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Try the online compressor

Drop a few images below to preview compression quality.

Drag & drop images here

Supports JPG, PNG, WEBP (Max 5 files, 5MB each)

Compression Quality75%
Smaller FileBetter Quality

For unlimited files and faster processing, download the app

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Why Offline Wins

Unlimited, private, and fast

  • No uploads — files stay on your device
  • Compress large batches without limits
  • Consistent speed regardless of network
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The Offline Advantage

Online tools slow you down.
FastCompressor keeps everything local.

A private, offline-first image compressor built for speed and reliability.

Online Tools

Friction at every step

  • Upload images to unknown servers
  • Slow compression and long waits
  • Privacy risks with sensitive files
  • File size and daily limits
FastCompressor

Built for speed and privacy

  • Runs 100% on your device
  • Instant compression with no waiting
  • Private by design — no uploads
  • No limits. No restrictions. Ever.

Powerful Features, Simple Interface

Everything you need to optimize images without the complexity

Smart Compression

Intelligent algorithms reduce file size without noticeable quality loss.

Typical 75% size reduction

Batch Processing

Compress entire folders at once with drag & drop simplicity.

100+ images at once

Advanced Controls

Precise quality settings, resizing, and watermark options.

JPEGPNGWEBP
Built for teams

Designed for real workflows

FastCompressor adapts to creators, designers, and developers.

Graphic Designers

Resize & watermark portfolios instantly

Content Creators

Shrink images for YouTube thumbnails, blogs

Web Developers

Optimize site performance in seconds

Social Media Teams

Resize for every platform without quality loss

Your Files. Your Computer. Your Control.

Unlike online tools, we never send your files to a server. Your images remain local — perfect for sensitive client work, unreleased designs, or personal photos you care about.

No Subscriptions

Everything You'll Ever Need

Useful for everyone. Not just pros.

Pay once. Use forever. All future features included.

Online Tools
  • Requires uploads and trust in third-party servers
  • Limits on file size and daily usage
  • Slower compression during peak traffic
FastCompressor
  • Works fully offline — nothing leaves your device
  • No limits on file size or daily usage
  • Consistent speed and quality every time
One-Time Payment

Unlock the Full Experience

  • Unlimited Image Compression
  • Batch Processing
  • Auto Optimization Presets
  • Works Offline - Yours for Life
  • All Future Features Included
Limited Time - 50% Off
$39$19
One-time payment

“We cut product image sizes by 78% without any quality drop. The offline workflow is a game changer.”

Maya R., eCommerce Designer

Upgrade for Life

Or keep using the free version — upgrade only if you love it.

Frequently Asked Questions

Answers to the most common questions about our tool

How does offline compression work?

Offline compression ensures your files are processed directly on your device using advanced algorithms. This means no data is uploaded or stored on external servers, guaranteeing your privacy.

Is it safe to use for sensitive files?

Absolutely! Since the tool works entirely offline, your files never leave your device, ensuring full security and privacy.

Does it support batch processing?

Yes! You can drag and drop multiple images or entire folders for simultaneous processing, saving you time and effort.

Ready to Compress Smarter?

Join hundreds ditching slow tools for instant, private image compression—offline.

Your images stay private on your device