United States securities and exchange commission logo April 16, 2021 Kevin Mills Chief Executive Officer Socket Mobile, Inc. 39700 Eureka Drive Newark, CA 94560 Re: Socket Mobile, Inc. Registration Statement on Form S-3 Filed April 12, 2021 File No. 333-255186 Dear Mr. Mills: This is to advise you that we have not reviewed and will not review your registration statement. Please refer to Rules 460 and 461 regarding requests for acceleration. We remind you that the company and its management are responsible for the accuracy and adequacy of their disclosures, notwithstanding any review, comments, action or absence of action by the staff. Please contact Matthew Derby, Staff Attorney, at (202) 551-3334 or Jan Woo, Legal Branch Chief, at (202) 551-3453 with any questions. Sincerely, Division of Corporation Finance Office of Technology cc: Herbert P. Fockler