Lean Canvas - Business plans take too long to write, are seldom updated, and almost never read by others but documenting your hypotheses is key. Lean Canvas solves this problem using a 1-page business model.
Microsoft Project - Microsoft Office Project gives you robust project management tools with the right blend of...
HMTMAA - Clever tool to estimate cost of building an app
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Omni Calculator - Helping you make rational decisions, one calculation at a time.
iTaskX 3 - Professional and intuitive project management application designed for Mac.