Prediction credits, with cash rules attached.

Read what published programs say about eligibility, expiry, locked promotional value and withdrawable proceeds.

If you use a partner link, doddo may earn a commission. Offers have eligibility requirements; estimates are not guaranteed returns. Read each offer’s terms and risk information before taking part.

Prediction markets

Kalshi

Estimated usable valueEst. $18

Use a valid referral link or code, verify your account, then complete the trading requirement shown in Rewards. Check the…

Referral or codeRequired by the published programReviewed2026-09-10

Editorial guideView details 18+ or the higher age required in your jurisdiction. Eligible locations only. Trading can lose your entire stake. Promotional credits cannot be withdrawn directly.

Prediction markets

Polymarket US

Estimated usable valueEst. $28

Join through a valid referral link or code and deposit at least $10. Confirm the current reward during signup; this link…

Referral or codeNot required by the general published programReviewed2026-09-10

Editorial guideView details 18+ or the higher age required in your jurisdiction. Eligible locations only. Trading can lose your entire stake. Promotional credits cannot be withdrawn directly.

Prediction markets

Novig

Estimated usable valueOn hold

Verify your identity, link a payment method and deposit at least $10. The published program is for eligible new members who…

Referral or codeNot required by the general published programReviewed2026-09-11

Paused: Novig plans are on hold while we connect authenticated live prices.View details 21+. Eligible locations only. Conversion is on hold at doddo. Trading can lose money; trade credits cannot be withdrawn directly.

What doddo keeps separate

A public promotion is not proof that your account has the credit. Personal eligibility, current terms, market depth and settlement still need checking.