What does Image Converter do?
Tubelexity converts PNG, JPEG, and WebP images entirely with browser APIs. Add one image or a batch, choose an output format and quality, replace transparency when JPEG is selected, and optionally resize during conversion. Compare source and result sizes before downloading individual files or one ZIP archive.
How to use Image Converter
- 1Add one or more PNG, JPEG, or WebP images.
- 2Choose the output format, quality, and JPEG background where relevant.
- 3Optionally enter new output dimensions.
- 4Convert locally and download individual files or a ZIP.
Supported inputs and outputs
Inputs
PNG, JPEG/JPG, WebP
Outputs
PNG, JPEG/JPG, WebP, ZIP batch
Practical uses
- Preparing web images
- Converting creator artwork
- Making a compatible image copy
- Batch-changing image formats
Browser and media limitations
- Only browser-decodable PNG, JPEG, and WebP are accepted.
- JPEG cannot preserve transparency.
- Converting JPEG to PNG does not restore discarded quality.
- Large batches can exceed browser memory.
How local processing works
The image is decoded and rendered with browser image and Canvas APIs. Tubelexity does not upload the source image or result to a processing server, and FFmpeg is not loaded for this tool.
Frequently asked questions
Can I convert images for free?
Yes. PNG, JPEG, and WebP conversion runs locally without credits or a watermark.
Can I convert several images at once?
Yes. Add a batch and download results individually or in a ZIP.
What happens to transparency in JPEG?
JPEG has no alpha channel, so Tubelexity replaces transparent pixels with the selected color.
Does image conversion use FFmpeg?
No. It uses createImageBitmap and Canvas.
Are images uploaded?
No. Sources and outputs stay in the browser tab.