Exhibit 31.1

CERTIFICATION

I, Patrick Vogt, certify that:

| | 1. | I have reviewed this quarterly report on Form 10-Q of Viewpoint Corporation;                                                                                                                                                                                                                                                         
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| | 2. | Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the circumstances under which
such statements were made, not misleading with respect to the period covered by this report;                           
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| | 3. | Based on my knowledge, the financial statements, and other financial information included in this report, fairly present in all material respects the financial condition, results of operations and cash flows
of the registrant as of, and for, the periods presented in this report;                                              
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| | 4. | The registrants other certifying officers and I are responsible for establishing and maintaining disclosure controls and procedures (as defined in Exchange Act Rules 13a-15(e) and 15d-15(e)) and
internal control over financial reporting (as defined in Exchange Act Rules 13a-15(f) and 15d-15(f)) for the registrant and have:

(a) Designed such disclosure controls
      and procedures, or caused such disclosure controls and procedures to be
      designed under our supervision, to ensure that material information relating
      to the registrant, including its consolidated subsidiaries, is made known
      to us by others within those entities, particularly during the period in
      which this report is being prepared; (b) Designed such internal control
      over financial reporting, or caused such internal control over financial
      reporting to be designed under our supervision, to provide reasonable assurance
      regarding the reliability of financial reporting and the preparation of
      financial statements for external purposes in accordance with generally
      accepted accounting principles; (c) Evaluated the effectiveness of
      the registrants disclosure controls and procedures and presented
      in this report our conclusions about the effectiveness of the disclosure
      controls and procedures, as of the end of the period covered by this report
      based on such evaluation; and (d) Disclosed in this report any
      change in the registrants internal control over financial reporting that occurred
        during the registrants most recent fiscal year that has materially
        affected, or is reasonably likely to materially affect, the registrants
        internal control over financial reporting; and


| | 5. | The registrants other certifying officers and I have disclosed, based on our most recent evaluation of internal control over financial reporting, to the registrants auditors and the audit
committee of the registrants board of directors:
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(a) All significant deficiencies
        and material weaknesses in the design or operation of internal control
        over financial reporting which are reasonably likely to adversely affect
        the registrants ability to record, process, summarize and report
        financial information; and (b) Any fraud,
          whether or not material, that involves management or other employees
          who have a significant role in the registrants internal control
          over financial reporting.


|Dated: August 9, 2007 | By: | /s/ PATRICK VOGT                     
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|                      |     | Patrick Vogt                         
|                      |     | President and Chief Executive Officer

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