Hourglass vs Siphon SIP
A side-by-side look at Hourglass and Siphon SIP. For an in-depth review of either product, follow the links below.
Hourglass
Office & Productivity
Hourglass is a lightweight time tracking application for Windows, Mac and Linux. It allows you to track time spent on tasks and projects with features like customizable categories, reports, and productivity analytics.
time-trackingproductivitytasksprojects
Siphon SIP
Social & Communications
Siphon SIP is a voice over IP (VoIP) software for making internet calls. It allows you to make free SIP calls to other Siphon users as well as cheap calls to phones globally.
voipsipinternet-callsfree-calls
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