MathCast vs RebTel
A side-by-side look at MathCast and RebTel. For an in-depth review of either product, follow the links below.
MathCast
Education & Reference
MathCast is an open-source math editor and calculator app for Windows, macOS, and Linux. It allows users to handwrite math equations and formulas using a stylus or mouse, which are then recognized and converted to text. Key features include a graphing calculator, matrix editor, unit converter, and formulas library.
mathequationscalculatorgraphingopensource
RebTel
Social & Communications
RebTel is an open-source alternative to Skype focused on privacy and security. It offers encrypted messaging, audio/video calls, screen sharing, and other communication tools.
messagingvoipvideo-callingopen-sourceprivacysecurity
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