Search Knowledge Base by Keyword Search User Guides LTC Desktop Clock User Guide LTC Reiki Clock User Guide LTC Stopwatch Add-In User Guide LTC Timer Add-In User Guide LTC Timer S PPT Mac Clock Color User Guide PPT Mac Timer Color Sound User Guide PPT Mac Timer Color User Guide PPT Mac Timer CSP User Guide PPT Mac Timer D User Guide PPT Mac Timer DM User Guide PPT Mac Timer Sound User Guide PPT Mac Timer User Guide Show all articles ( 5 ) Collapse Articles Q&A Can I pay by credit card or debit card (Visa, MasterCard, Discover, American Express)? Do you have a timer/clock that would work on both Windows and Mac? How can I upgrade to another version without paying full price? My computer was erased. What can I do to retrieve my timer? This would be a timed license or perpetual? What are the license terms? Where do I find the activation code? How To's How to Create PPT Mac Timer Icon How to Display the Timer/Clock on Projector Display How to Reset the Timer/Clock Settings Articles Countdown Timer for Multiple Slides End-User License Agreement for LTC Clock Software What Are Some Ways to Add a Countdown Timer to Microsoft PowerPoint?