Please note that downloading "153 jpgs" from unofficial sources may risk downloading harmful files. To give you the best download link, could you clarify: Are these 153 background images for editing?
Based on your request, it seems you are looking to download 153 JPEG images or assets related to the app. Here is the best way to approach this:
Websites like Pinterest or stock image sites (like Unsplash ) often have curated collections of photo editing assets. You could search for "Picsart background pack" or "editing overlays" to find similar packages.