Learn
Prediction market fees explained (Kalshi, Polymarket and others)
Trading fees, the spread, and deposit and withdrawal costs. What you really pay, with worked examples.
Tagged: Polymarket
Learn
Do you pay taxes on prediction market winnings?
Profits are generally taxable, but how isn't fully settled. What to expect and what records to keep.
Learn
Is Polymarket legit and safe for US users?
The world's biggest prediction market, now regulated in the US. Its history, the risks and what to avoid.
Promo Codes
Polymarket promo code WIN: Deposit $10, get a $50 trading bonus (September 2026)
Code WIN gets new users Deposit $10, get a $50 trading bonus. How to claim it and the terms in plain English.
Reviews
Polymarket review 2026: the world's biggest prediction market, now in the US
Huge global markets and tight prices, now legal in the US on iPhone. What to know before you download.
News
Prediction market news: what changed in September 2026
Kalshi's Nevada fight, Robinhood's new partners, record election trading and Europe's split. The month in five minutes.