OK Timer vs SumatraPDF
A side-by-side look at OK Timer and SumatraPDF. For an in-depth review of either product, follow the links below.
OK Timer
Online Services
OK Timer is a simple online timer tool that allows you to set multiple customizable countdown timers. It has a clean and intuitive interface with options to name your timers, choose different alarm sounds, and edit timer durations on the fly.
timercountdownalarm
SumatraPDF
Office & Productivity
SumatraPDF is a free and open-source PDF, eBook, XPS, DjVu, CHM, Comic Book (CBZ and CBR) reader for Windows. It is lightweight, customizable, and supports many advanced PDF features.
pdfebookreaderlightweightopensource
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