If your real need is a “portable Photoshop” that works on any computer without installation, use . It is a web-based editor that opens PSD files perfectly, supports layers, masks, blending modes, and even scripts. Because it runs in a browser, it is 100% portable—just log into any computer with internet. For offline use, GIMP Portable (via PortableApps.com) is the safest, legal portable image editor.
Featured a new "New Document" window, enhanced properties panel, and integration with Adobe Stock templates. Risks of "Portable" and "Free Full" Versions adobe photoshop cc 2016 final free full portable
If you need a portable or free image editor: If your real need is a “portable Photoshop”