Convert JPG to PNG online — lossless output

Re-encode a JPEG as PNG when a tool or template refuses JPEG input.

L'outil et les libellés sont en français. Les notes de référence ci-dessous restent en anglais.

JPGPNG converter

Runs entirely in this browser tab. Your file is never uploaded and nothing is stored.

Déposez votre fichier JPG ici, ou cliquez pour le choisir

or — no sign-up required

Besoin d'un spécialiste CAD/BIM certifié pour modifier ce fichier ?

TaskBider drafters, detailers and BIM coordinators work remotely and every listing shows the pay. Typical published range for this work: $18–$45/hr.

Étape par étape

  1. 1Drop the JPG above.
  2. 2It is re-encoded losslessly as PNG.
  3. 3Download the result.

Points de vigilance

  • Compression artefacts already in the JPEG stay — PNG cannot recover lost detail.
  • Files usually get larger, not smaller.
JPGJPEG image

Lossy raster image — smallest file for photos and renders.

PNGPortable Network Graphics

Lossless raster image with transparency.

Questions fréquentes des dessinateurs

Does converting to PNG improve quality?

No. PNG preserves exactly what the JPEG contained; anything the JPEG discarded is gone for good.

Paid to draft, model or coordinate?

TaskBider lists remote CAD and BIM roles with the pay shown on every listing.