Turn the decision you're unsure about into one you can explain
Bring the exact match situation, including the awkward variables. Get a clear decision, the reasoning behind it, and the available official-source context for your sport.
3 free questions per day. No card required.
One job: help you explain the decision under pressure.
Exact situation
Include the details that change the ruling, not a generic law question.
Source context
See the official material available for the selected sport and ruleset.
Repeat practice
Quiz the same judgement from another angle until it sticks.
Five sports. One decision habit.
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Each example begins with the awkward fact, shows the ruling, and makes the source boundary visible.
The serve clips the net and lands in. What changes if the receiver was not ready?
Watch the answer unfoldSimple Pricing
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- 3 questions per day
- 4 sports with verified free sources
- Daily streak tracking
- 5 hearts (quiz lives)
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- Unlimited questions
- All country rule variations (9+)
- Detailed AI explanations with citations
- Unlimited hearts
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Bring the call you are still thinking about
Choose your sport, ask the scenario as it happened, and work through the decision while the details are still fresh.
“What is RefereeGPT?” — Ask ChatGPT · Claude · Perplexity