Forecasting Made Easy

Financial forecasting software for non-financial people.

SumoSum User Interface Image

Shape Your Financial Future

Create a forecast in just minutes. Financial expertise not required.


SumoSum Assumptions Panel

Enter Numbers

No need to be a spreadsheet expert. Just add numbers to see a forecast come to life.


SumoSum Financial Forecasting Charts

Sculpt Your Idea

Real-time Charts & Reports give you the power to shape your concept’s financials.


SumoSum Download PNG Graphics and PDF Print Reports

Get Reports

View and download real-time Chart and Reports ready for investors and funders.

Easier Than Spreadsheets

Don’t get spreadsheets? For financial forecasting, you need to be an accounting wiz and a programming expert. And good luck getting a chart to print. It’s no wonder people don’t know their numbers.

Be a strategic sumo, not a spreadsheet jockey. With SumoSum, just add numbers and see your concept come to life. Then edit your numbers to sculpt a successful future.

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Sound Bites

“I never thought I’d be able to create financials so easily. It’s fun to see your idea come to life.”

Selia M.


“It’s the fastest way to create a business concept and you’ll truly be ready to pitch.”

Evan L.

Startup Founder

“Our team used SumoSum in a competition and we’re already prepared to go to market.”

Karly T.

Hackathon Participant

Insights, Spotlights & News


5 Tips to Making Startup Financials Believable

5 Tips to Making Startup Financials Believable

In the startup world, it’s all about making a believable “hockey stick,” i.e., a growth or sales chart that takes a fast turn for the better and just keeps ascending. If you want funding or notoriety, you better have a hockey stick. But anyone can make a hockey stick in financial modeling, thus the challenge is making one that you can actually defend.

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Free Consulting Sessions via SumoSum Podcast

Free Consulting Sessions via SumoSum Podcast

During our Beta Launch phase, SumoSum offers free 30-minute forecasting sessions with your choice of one of the founding SumoSum authors. To be eligible for a free session, you must be a SumoSum member and agree to your session being taped and distributed as a SumoSum Podcast episode.

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SumoSum Guy