ComplYant - Small business taxes are hard. We can help.
Numi App - Numi is a beautiful text calculator for Mac.
Taxfyle - Stop doing your taxes, leave it to the professionals.
SpeedCrunch - SpeedCrunch. SpeedCrunch is a high-precision scientific calculator featuring a fast, keyboard-driven user interface. It is free and open-source software, licensed under the GPL. Download Documentation Donate .
SaveTax - Simple & actionable tax-saving advice
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