Convert JPG to WebP
Quick answer
What to expect
Expect 30–50% smaller files at quality 85 with no visible difference in photographs. Note the trade: WebP is ideal for the web, but some older desktop software cannot open it. Keep the JPGs if the images need to work outside browsers.
What changes in this conversion
Use this before converting to check whether the output keeps the capability you need.
| Property | JPG source | WebP output |
|---|---|---|
| Transparency | No | Full alpha |
| Motion | No | Yes |
| Compatibility | Broad support across browsers, devices, and editors | All modern browsers |
| Best suited to | Photos and broadly shared images | Compact web images and lightweight animation |
| Main tradeoff | Lossy and unsuitable for transparent artwork | Some older creative tools still prefer PNG, JPG, or GIF |
How to finish the conversion
- 01
Open the converter
Use the drop zone here or app.fastedit.net. No install, no account.
- 02
Drop your JPG files
Drag in .jpg or .jpeg files. Batch-select a whole folder: one quality setting applies to all of them.
- 03
WebP is pre-selected
The editor opens with WebP output ready for this conversion.
- 04
Set quality
Quality 85 is the sweet spot for web delivery. Go to 75 for thumbnails and listings, 90 for hero images.
- 05
Export
Download the WebP files and compare sizes. Conversion runs on your device: nothing is uploaded.
Benefits
- 30–50% smaller than the JPG at matched visual quality: immediate LCP and bandwidth improvement.
- Batch a whole product catalog or blog image folder in one pass.
- Per-export quality control, so thumbnails and hero images can use different settings.
- Supported by every browser released since 2020.
- No upload: unreleased product photos and client work never leave your machine.
Switch formats in the browser, then download the version that actually fits.
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