Compress WebP files on Mac
Even WebP files can benefit from additional compression. Files exported from different tools use different encoding settings — Picmal re-encodes them with optimized settings to squeeze out every unnecessary byte.
$29 once, updates included. No account, no subscription, works offline. Need 2, 5 or 10 Macs?
Why compress WebP files?
- Further reduce already-small WebP file sizes by 10-40%
- Re-encode with optimized settings from any source tool
- Adjust quality settings for the optimal size-to-quality ratio
- Batch compress WebP files from your website or project
- Choose between lossy and lossless compression modes
- All processing happens offline on your Mac
How to compress WebP files on Mac
- 1
Open Picmal
Download and open Picmal on your Mac.
- 2
Add your WebP files
Drag and drop your WebP files or entire folders into Picmal.
- 3
Adjust quality and compress
Set your preferred quality level and click Compress to reduce file sizes.
WebP compression results
| File type | Original | Compressed | Savings |
|---|---|---|---|
| Blog image (1920×1080) | 580 KB | 380 KB | 34% smaller |
| Product photo (2000×2000) | 920 KB | 620 KB | 33% smaller |
| Thumbnail (400×300) | 62 KB | 42 KB | 32% smaller |
| Icon with transparency | 45 KB | 28 KB | 38% smaller |
When to compress WebP files
Optimizing an existing WebP image library
If your site already uses WebP but the files were exported with conservative settings, batch re-compression can reduce total image weight by 20-30%.
Standardizing quality across different sources
When images come from multiple tools or team members, quality settings vary. Batch compress to a consistent quality level for uniform file sizes.
Reducing CDN bandwidth costs further
Even a 10-20% reduction on thousands of WebP images adds up to significant bandwidth savings on high-traffic sites.
Preparing assets for mobile-first delivery
Mobile users on slower connections benefit the most from aggressively compressed WebP. Lower quality settings for mobile variants can reduce sizes another 20-30%.
Frequently Asked Questions
Something not covered here? Write to support@picmal.app
Can WebP files be compressed further?
Yes. WebP files exported from Photoshop, Figma, or other tools aren't always optimally compressed. Picmal can re-encode them with better compression settings.
Does WebP compression lose quality?
WebP supports both lossy and lossless compression. In lossy mode, there's some quality trade-off for smaller files. In lossless mode, the output is pixel-identical.
How much can I reduce WebP file sizes?
Depending on the original encoding quality, you can typically reduce WebP files by 10-40% with adjusted quality settings.
Can I batch compress WebP files?
Yes. Picmal supports batch processing for all formats including WebP. Drag and drop files or folders to compress them all at once.
When should I compress WebP vs convert from JPG/PNG?
If you already have WebP files and want them smaller, compress. If you have JPG or PNG originals, convert to WebP — you'll get better results starting from the higher-quality source.
Is WebP compression free with Picmal?
Picmal requires a one-time purchase of $29. No subscription fees. 14-day money-back guarantee.
Convert WebP to other formats
Compress WebP files with Picmal
One-time purchase · No subscription · 14-day money-back guarantee