I know there's an iPod app where you can reach some of the volumes. How many it has, I'm unsure of.
Grand Database Comics...
Batman comics can not be read on line for free usually. Though amazon and the library do occasionally allow them to be borrowed.
htmlComics.com has many of the Archie Double Digest, along with over 700 other Archie comics. It's all for free. No need to download anything, and no exposure to legal complications. Just read them online for free.
You can't get it free anywhere but on Marvel.com you can gat them for a resonable price and (best part) they are motion comics
Yes, if they have them in the Kindle Store.
Scott Pilgrim cannot be read online for free legally. It can be purchased as an eBook. See the related links.
Well, at 'tails.kicks-ass.net', you can read the comics for free.
Read good comics at - http://www.thetopwebcomics.com/
You can read free Tinkle comics online on the Tinkle website or app, where they offer selected comics for free. They also have a subscription service for access to their entire collection.
Indrajal comics are copyrighted materials, and it is illegal to read them for free online without proper authorization from the copyright holders. To access Indrajal comics legally, you can consider purchasing them from authorized sellers or platforms that offer digital versions of the comics for a fee.
the library
Grand Database Comics...
Public libraries have all sorts of free reading material, including comics.
Devils due
Read books, magazines and comics online in the related link below!
Local library
you can read them free online with no downloading on youtube.com