FormatSproutWhen it helps
- Reduce blog and landing-page image weight
- Prepare product photos for modern browsers
- Resize a batch before publishing
Free online image converter
Convert JPG to WebP Online
Compress JPG photographs into modern WebP files for faster websites and smaller downloads.
Smaller web assetsAdjustable qualityBatch up to 20 files
100% privateNo uploads. No signup.
Drop your images here
or from your device
JPG · Up to 20 images · 50 MB eachYour images never leave your deviceEverything is processed locally in your browser—private by design.
JPG to WebP guide
What to expect from this conversion
WebP often makes photos smaller, although very low quality settings can introduce visible compression artifacts.
Transparency
The source JPG has no transparency; the resulting WebP remains fully opaque.
Quality tip
Start around 82% quality and compare the downloaded result with the original at full size.
Simple by design
Three steps. That’s it.
No complicated settings or software to install.
Add your images
Drop files, browse your device, or paste an image from your clipboard.
Choose your settings
Pick a format, adjust quality, and optionally resize your images.
Download instantly
Save files one by one or bundle the whole batch into a ZIP.
Built differentlyFast by nature.
Fast by nature.
Private by design.
FormatSprout uses your browser’s built-in image tools. That means less waiting, no upload bottlenecks, and complete privacy.
See how local conversion worksInstant processing
No server queues. Conversion starts right on your device.
Files stay private
Your photos and graphics are never uploaded or stored.
Free, without limits
No signup, watermarks, or artificial daily quotas.
Popular conversions
Every format you need
JPGPNGTurn JPG photos into lossless PNG files for editing, graphics, and design workflows.JPGWebPCompress JPG photographs into modern WebP files for faster websites and smaller downloads.PNGJPGConvert large PNG graphics or screenshots into compact, widely compatible JPG files.PNGWebPCreate lightweight WebP assets from PNG graphics while preserving transparency where present.WebPJPGMake WebP images compatible with older apps, upload forms, and workflows using universal JPG.WebPPNGTurn WebP files into lossless, editing-friendly PNG images without uploading them.HEICJPGConvert HEIC images to JPG locally in your browser without uploading them.HEICPNGConvert HEIC images to PNG locally in your browser without uploading them.HEICWebPConvert HEIC images to WebP locally in your browser without uploading them.HEICAVIFConvert HEIC images to AVIF locally in your browser without uploading them.JPGAVIFConvert JPG images to AVIF locally in your browser without uploading them.PNGAVIFConvert PNG images to AVIF locally in your browser without uploading them.WebPAVIFConvert WebP images to AVIF locally in your browser without uploading them.AVIFJPGConvert AVIF images to JPG locally in your browser without uploading them.AVIFPNGConvert AVIF images to PNG locally in your browser without uploading them.AVIFWebPConvert AVIF images to WebP locally in your browser without uploading them.
Questions, answered
Frequently asked questions
Everything you need to know about private image conversion.
Is WebP smaller than JPG?
It often is at comparable visual quality, but the result depends on the image and the original compression.
Do modern browsers support WebP?
Current Chrome, Edge, Firefox, and Safari releases support WebP images.
Are my images uploaded?
No. FormatSprout converts images locally in your browser. Your files never reach our servers.
Can I convert several images at once?
Yes. Add up to 20 JPG, PNG, WebP, HEIC, or AVIF images and download results individually or as a ZIP.
Ready when you are
Convert images now