Calculators built for how you actually work.
Calcworx makes professional spreadsheets and trackers for niche communities — Etsy sellers, landlords, and freelancers. Skip the blank-page math and download a tool that already knows your numbers.
Instant download · Works in Excel & Google Sheets · Lifetime updates
A one-person shop that sweats the details
Calcworx is new — so instead of borrowed reviews, here's exactly what you can count on from every file I ship.
Instant delivery
Pay and download in seconds. No waiting, no email chase.
Formulas that hold up
Every calculator is stress-tested before it goes live.
Lifetime updates
Buy once. Get every future revision of that tool free.
No lock-in
Open, editable sheets — tweak anything, own your data.
Tools tuned to a specific job
Etsy & handmade sellers
Price your products with real margins in mind. Track fees, shipping, and materials so you know what each sale actually earns you — before you list it.
- Fee & profit-margin calculator
- Inventory & materials cost tracker
Landlords & property owners
Model cash flow, cap rate, and returns before you buy — then keep rent, expenses, and tax-ready totals organized once you own the place.
- Rental ROI & cash-flow analyzer
- Rent roll & expense tracker
Freelancers & solo pros
Set rates that actually cover your life, forecast income across clients, and set aside the right amount for taxes without the spreadsheet panic.
- Hourly-rate & project quote builder
- Income & tax-set-aside tracker
Pay once. Own it forever.
No subscriptions. Every purchase is a one-time download with lifetime updates.
Single tool
For one specific job.
$19
- One calculator or tracker
- Excel & Google Sheets versions
- Lifetime updates
Niche bundle
Every tool for your community.
$49
- All tools for one niche
- Save over buying separately
- Lifetime updates & new additions
Full library
Every calculator, every niche.
$99
- Access to the entire catalog
- First access to new releases
- Lifetime updates on everything
Stop wrestling with spreadsheets
Grab a Calcworx tool built for your exact work and get back to the part you're actually good at.