Small business. Big clarity.
Your niche.
Your numbers.
No guesswork.
Professional calculators and spreadsheets for Etsy sellers, landlords, and freelancers. Turn the numbers you avoid into decisions you can make.
Digital tools. Focused workflows. Less spreadsheet sprawl.
The Niche Lab approach
Specific beats complicated.
One real-world problem. A clearer way to work through it.
Our founding principles
Built for your corner of the world
Not another
do-everything sheet.
A seller’s margin is not a landlord’s cash flow. We focus on the calculations and trackers that actually matter to each community.
Know the question. Find the tool.
Start with the decision in front of you: what to charge, what a property earns, or where your working hours go.
Etsy sellers
Revenue is nice. Margin is the point.
Look for pricing and profit calculators that bring materials, selling fees, and your time into the same conversation.
Landlords
See past the monthly rent.
Explore rental trackers and cash-flow calculators for keeping income, expenses, and property decisions in view.
Freelancers
Make your rate work for you.
Find rate calculators and project trackers to connect your hours, business costs, and income goals.
The tool shelf
Pick the problem. See the price.
Browse individual downloads. Check each listing for its price, spreadsheet compatibility, and exactly what’s included before you buy.
Less guessing. More doing.
Make your next move
a calculated one.
Find a focused tool for the business you’re building—not someone else’s workflow.