EXHIBIT 23.01 CONSENT OF INDEPENDENT ACCOUNTANTS We hereby consent to the incorporation by reference in the Registration Statements on Form S-8 (File Nos. 33-99296 and 33-99542) of Insignia Solutions plc of our report dated March 30, 1999, appearing in this Annual Report on Form 10-K. /s/ PricewaterhouseCoopers LLP - ------------------------------------ San Jose, California March 30, 1999