Appearance
Day, Dawn, Dusk, and Dark. Same layout, different light. The button advances to the next theme.
Plans
Hobby is 3 apps for 7 days on a generated *.mycodedapp.com URL (512 MB / 400 MB). Pro ($19/month) is 10 apps for 90 days and a picked subdomain. Business ($49/month) is 15 apps for a year on a 1 GB box and a domain you own. Studio ($99/month) is 25 apps, 2 GB boxes, 3 seats, and a white-label subdomain. Every feature.
Drop an app first, then upgrade it here or from the app page.