PTC 9/30/2014 Ex 23.1

We hereby consent to the incorporation by reference in the Registration Statements on Form S‑8 (No. 333-187083, 333-159194 and 333-172689) of PTC Inc. of our reportdated November 26, 2014 relating to the financial statements and the effectiveness of internal control over financial reporting, which appears in this Form 10‑K.