They should be the same and are interchangeable in any situation but "too" is more informal compared to "as well". For the example you provided however, "too" is definitely more common since it's among 2 people who are very close.
Good luck!
24 Mayıs 2015
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Hâlâ cevap bulamadın mı?
Sorularını yaz ve ana dil konuşanlar sana yardım etsin!