Elisa lists these options on its own website: monthly, prepaid, fibre, 5G, 4G.
Elisa publishes information on an English-language website. This does not by itself confirm that every sign-up step or support channel works in English.
Yes. Elisa's website says it serves customers in English.
Yes, Elisa's website says you can sign up without a Finnish personal identity code or online banking ID.
Monthly plans need a Finnish personal identity code and a registered permanent address, plus a deposit (e.g. €100) if you have lived in Finland under two years; Elisa Prepaid needs no ID and is sold at R-kioski, S-group and K-group stores.

