"Okay, but I need to make decisions...
And plan for the future."

Ready to see the impact of your decisions – before you have to decide? Unlock unlimited access to our calculators.  Join Now

The ROI's Remarkable "What If...?" Calculators For Owners

Built for busy owners like you, who think big and want answers fast.

Run dynamic "What if…?" scenarios in minutes. Make smart decisions with confidence.

Using The ROI's calculators is easy for retailers.

Enter Assumptions
Provide a few key details—revenue goals, likely expenses (sorted by simple “buckets”), and inventory plans.

Review Results
Instantly see a monthly pro forma P&L, buying plan, and integrated cash flow projection for the next year.

Test Scenarios
Adjust variables like pricing, inventory turns, or sales volume and compare outcomes.

No spreadsheets. No financial jargon. Just practical, actionable insights.

Why Owners Love These Calculators

“The 3-in-1 Calculator showed me where my cash flow was headed before I ran into trouble. It’s the smartest tool I’ve ever used for my business!”
– Specialty Retailer

“I finally understand how inventory and cash flow work together. Now, I’m in control.”
– Sporting Goods Store Manager

“This is like having a crystal ball for my business. I don't make a big decision without it.”
– Home Décor Shop Owner

With our proprietary retail projecting calculators, you can:

  • Quickly explore multiple “What if…?” scenarios in real-time.

  • See the ripple effect of pricing changes, inventory adjustments, or new product launches.

  • Focus on the future—not the past—with pro forma projections that show profits and cash flow at a glance.

"What if...?" Projecting Calculators For Owners & Decision-Makers

About The ROI's Owner-Friendly Calculators

Find out more about all of The ROI's remarkable calculators by clicking the links below.

Retailer's 3-in-1 Integrated CASH FLOW Calculator

"Auto-magically" get a projected P&L + Open-to-Buy + Cash Flow – Integrated! All from the same few inputs! Specifically for retailers who want to know "What would happen if I...?" 

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Retailer's KEY RATIOS Calculator

What do your "vital signs" show? Find out for yourself – in minutes! – without having to ask your accountant or bookkeeper.

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PROFITS Forecaster with Trend Tracker

"We ARE going to have a profit, right?!"  Now find out for yourself – without having to ask anybody. Plus, use the built-in Trend Tracker to monitor your progress. 

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Multi-Department Inventory Buying (Open-to-Buy) Planner

By month. By department. By you! Control your inventory like the pros do!

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SPEEDY Buying Plan Forecaster

SPEEDY online inventory buying plans – auto-magically!

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GMROI Calculator

Project and compare your inventory productivity...before you place the order!

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SPEEDY Profits & Cash Forecaster

See your profits and cash flow, for yourself. In advance. In a flash!

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Retailer's FINANCIAL STRENGTH Rater

How resilient is your business? Check that out for yourself, and spot any trouble spots early on.

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Cannabis Retailer?

Take advantage of The WIP – Weekly Inventory Planner – developed by The ROI specifically for cannabis retailers.

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Take your financial planning to the next level. Start your Member Access now! 
Join Now!


The Retail Owners Institute® has been empowering retailers since 1999 to "Turn on their financial headlights!"
Our tools and resources are trusted by thousands of store owners to help grow profitable, resilient businesses.