Scalable Vector Graphics — Scalable Vector Graphics — is fundamentally separate from JPG. Whereas JPG saves pictures as a grid of pixels, SVG encodes graphics as mathematical descriptions of geometric shapes. Meaning SVG images work at every size — from a small icon to a large banner — without any quality loss.
Converting JPG to SVG is a operation referred to as image vectorization, and it is particularly valuable for icons and flat artwork.
Before converting JPG to SVG, it is essential to know what the conversion actually does. A JPG is a bitmap image — a set grid of pixels. An SVG is a mathematical image — a set of mathematical instructions which software renders as the graphic.
Results are excellent for uncomplicated graphics with clear shapes and limited colors — click here logos, icons, silhouettes and illustrations. It works less well for photographic images with fine detail.
For best output, Adobe Illustrator's Image Trace tool gives the most flexibility. Open your JPG in Illustrator, select the graphic, open the Image Trace panel and choose an appropriate preset.
Use alljpgconverters.com for a completely free web-based JPG to SVG tool requiring no account required.