Free calculators for small businesses.
Interactive estimators for the tax credits and recovery opportunities most SMBs leave on the table. Statutory rates baked in. No signup, no email gate. Use them to sanity-check what your CPA filed — or to find what they missed.
SR&ED Calculator
Federal + provincial SR&ED tax credit estimator for Canadian CCPCs. 35% federal stacked on top of provincial credits (Quebec 30%, Ontario 11.5%, BC 10%, etc.). Models proxy overhead + contractor inclusion.
Best for: Canadian-Controlled Private Corporations doing engineering, R&D, software development, or process improvement work.
Typical impact
$30K–$300K/yr
ERC Calculator
Estimate your 2020 + 2021 Employee Retention Credit. IRS-rate accurate (50% for 2020, 70% for 2021), with the per-quarter cap and health-plan inclusion built in.
Best for: US businesses with W-2 staff during 2020–2021. Especially restaurants, hospitality, construction, retail.
Typical impact
$20K–$200K (one-time)
R&D Tax Credit Calculator
Federal §41 R&D Tax Credit (Alternative Simplified Credit method) plus state stacking (CA, TX, AZ, GA + 10 more). Includes the Qualified Small Business payroll-tax offset for pre-revenue startups — up to $500K/yr in immediate cash.
Best for: US tech startups, manufacturers, construction firms, engineering consultancies. Especially pre-revenue founders eligible for the QSB payroll offset.
Typical impact
$45K–$240K/yr
§199A QBI Calculator
Qualified Business Income deduction estimator for pass-through owners (S-corp, LLC, partnership, sole prop). Models the SSTB phase-out, W-2/UBIA limits, and three-zone treatment. Surfaces the restructuring moves that unlock more deduction at high income.
Best for: US pass-through owners. Lawyers, doctors, dentists, consultants, financial advisors, S-corp founders, partnership equity holders — especially anyone near the income threshold.
Typical impact
$8K–$40K/yr tax savings
WOTC Calculator
Work Opportunity Tax Credit estimator across the 10 IRS target groups (SNAP, long-term unemployed, veterans, community residents). $2,400-$9,600 per qualifying hire. Models target-group mix, retention-based rate, and 3-year amended-return lookback.
Best for: US hiring-heavy businesses: restaurants, hospitality, retail, manufacturing, staffing. Any employer hiring 20+ W-2 staff per year.
Typical impact
$15K–$120K/yr
Sales Tax Nexus Calculator
Check economic sales tax nexus across all 50 US states post-Wayfair. Enter your revenue and out-of-state sales — see where you're required to register, plus back-tax + penalty exposure for unregistered states.
Best for: US e-commerce, SaaS, and multi-state sellers. Especially businesses that crossed $100K or 200 transactions in any state.
Typical impact
Avoid 25% penalty exposure
Numbers look promising?
A free 15-minute Fruxal diagnostic checks every recovery category against your actual books — not just the one calculator hits on. Recovery Brokers handle the filing on contingency. 3× refund commitment within 90 days.
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