Automated Postly Tool
Compress Images Online
Smaller files, same crisp look. Auto-Fix compresses PNG, JPG, and WebP per-platform as you publish with Postly.
Smart compression profile per platform
PNG, JPG, WebP supported
Preserve detail with perceptual quality
Instant during publish or schedule
Balanced size/quality targets
Faster uploads & post rendering
Why compress with Auto-Fix?
- Reduce file size without visible artifacts for web & social.
- Automation eliminates manual export steps in creative tools.
- Improve page speed and engagement with lighter assets.
- Save storage and bandwidth across campaigns.
When it runs
Compression applies automatically during scheduling/publishing from Postly. You can preview outputs, compare sizes, and override settings for strict limits (e.g., email or CMS caps).
Frequently Asked Questions
Will compression hurt quality?
Auto-Fix uses visual models that aim to retain perceived detail. You get smaller files with sharp, clean results.
When does compression occur?
Automatically during publishing/scheduling. You can also preview compressed outputs in Postly before posting.
Can I choose a quality level?
Default profiles are tuned per platform; advanced users can override for stricter size limits or higher fidelity.
Which formats work best?
For photos, JPG/WebP typically produce the smallest sizes; graphics may perform better as optimized PNG or WebP.
Popular tasks: Resize imagesConvert PNG to JPGWebP converter