Beat the bookmaker with mathematically profitable bets

A valuebet occurs when the bookmaker underestimates the true probability of an event, offering higher odds than it should. Read more

We've just found 12 valuebets for your filter settings.

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Found 10 valuebets with Tennis and 21Red |
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Examples of overvalued by less than 10%↓

	Bookmaker	▲▼	Event	Market	▲▼ Odds	▲▼ Probability
+3.61% Complaints	21Red Tennis	04/09 18:00	Yibing Wu – Carlos Alcaraz US Open - US Open, Men Singles	AH1(+2.5) 1st set	1.76	58.9%	+ 3
+2.91% Complaints	21Red Tennis	05/09 00:00	Williams S / Williams V – Chan, H/Joint, M US Open - US Open, Women Doubles	1^1-2 1st set	2.71	37.9%	+ 2
+1.86% Complaints	21Red Tennis	05/09 16:00	Cristina Bucsa – Coco Gauff US Open - US Open, Women Singles	Even	2.20	46.3%
+1.03% Complaints	21Red Tennis	04/09 16:30	Jessica Pegula – Leylah Annie Fernandez US Open - US Open, Women Singles	Odd	2.20	45.9%
+0.85% Complaints	21Red Tennis	04/09 15:45	Alejo Sanchez Quilez – Mark Lajal Challenger - ATP Challenger Manacor, Mallorca, Spain, Men Singles	Over 8.5 1st set	1.33	75.6%