No — not on Android
Source Edit is on the App Store for iPhone/iPad. We did not find an official Android version on Google Play.
App Store
No Android version
Is Source Edit on Android?
About Source Edit
Source Edit is a Safari Action Extension that puts a full HTML source editor right in your browser — on iPhone and iPad. Browse to any page in Safari, tap the Share button, and Source Edit instantly loads the complete HTML source in a clean editor. Make your changes, tap Done, and they're applied to the live page o…