Side Kick Tax CompanionSide Kick Tax Companion
Built for W-2, 1099 & S-Corp earners

Never miss a deduction.
No matter how you earn.

Side Kick Tax Companion is the intelligent expense tracker built by a working professional to perfectly separate your day-job, your 1099 business, and your S-Corp — so the right deductions land in the right place.

Structure-aware

Tag every transaction as W-2 personal, 1099 business, or S-Corp expense.

Schedule C ready

Categories map directly to IRS Schedule C and corporate deduction lines.

Private by default

Row-level security means your books are visible only to you.