Frequently Asked Questions

The short answers. If your question isn't here, reach us on the Contact page.

What is a DFS lineup simulator?
Instead of ranking lineups by projected points like a traditional optimizer, a DFS lineup simulator runs your player pool through thousands of simulated contests and measures how often each lineup actually finishes in the top 5%. Eat The Chalk is a DFS lineup simulator for NFL, NBA, MLB, NHL, WNBA, and MMA on DraftKings and FanDuel.
What's the difference between Starter and All Pro?
Starter is $5/week per sport - pick the sports you want, and each includes the full simulator, ETC projections and ownership, BYOS, Portfolio, and the Chalkboard (Slate IQ). All Pro is $20/week or $59/month and unlocks every sport at once, plus The Lab, Live Late Swap, and up to 100,000 sims per slate.
How do sports work on Starter?
Each sport is $5/week - add as many as you want. Swapping one sport for another is free once per billing week; adding a sport is $5/week and available anytime. You manage your sports in your account settings.
How many simulations can I run?
Starter runs up to 50,000 simulations per slate. All Pro runs up to 100,000.
What is BYOS (Bring Your Own Slate)?
BYOS lets you run the simulator on any DraftKings or FanDuel slate we don't already have loaded. Download the slate's salary CSV from the site, upload it, and the simulator generates ETC projections, ownership, and lineups for it.
What's Live Late Swap?
Live Late Swap (All Pro) re-optimizes the open spots in your entered lineups as games lock, using the live points of players already locked. It works on classic multi-game slates (NFL, NBA, MLB, NHL, WNBA), not single-game Showdown or MMA, where every player locks at once.
Are projections and ownership included?
Yes. All simulator plans include ETC projections and ownership data for every supported sport.
Can I cancel anytime?
Yes. No contracts. Cancel from your account at any time.

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