How to convert PNG to JPG with ConvertFlow
- Upload your PNG image.
- Choose JPG output and adjust quality if needed.
- Download the optimized JPG file.
Key features
- Dramatic file size reduction for photographic PNGs
- Quality slider with live preview
- Local processing — no cloud upload
- Works with screenshots, photos, and graphics
- Free forever
Common use cases
- Reducing email attachment size
- Preparing images for websites and blogs
- Uploading to platforms that prefer JPG
- Speeding up page load times
Why browser-based conversion?
Traditional online converters upload your files to remote servers. That adds wait time and raises privacy concerns — especially for personal photos, contracts, and business documents. ConvertFlow uses modern browser APIs to process files locally. Your data never leaves your device, and conversions complete in seconds without queueing behind other users.
Read more about this approach in our browser-based conversion guide.