Grade: D
Zonko is one of several near-identical dual-currency sites on the Mamba Limited / Forever Winning LLC platform. Poor player sentiment, redemption concerns, and restrictive purchase mechanics drive the grade.
Zonko holds a 2.1 rating on Trustpilot, with a heavy concentration of one-star reviews. A recurring theme in player feedback is difficulty and delay around redemptions.
Player feedback is consistently weak, with redemption difficulties a recurring theme. No formal mediation case has been filed with SweepsGuard.
This is not a casino we currently recommend. The grade reflects weak sentiment, recurring redemption complaints, and the platform-wide deceptive purchase mechanics. Reliable redemptions and transparent purchase handling would be needed to support a higher grade.
Last updated: June 20, 2026
Player-tracked redemptions: 4 of 4 paid, typically within ~4 days.
SweepsGuard grades Zonko D based on player complaints, operator conduct, and redemption reliability. That grade is our independent assessment, not a guarantee — always review the site's own terms and check its complaint history before depositing.
Zonko's current SweepsGuard grade is D, as of June 20, 2026. SweepsGuard grades range from A (strong and reliable) to F (blacklisted).
You can file a free complaint against Zonko using SweepsGuard's complaint form at sweepsguard.com/submit-complaint. Submit your dispute with documentation and SweepsGuard mediates it with the operator, then publishes the outcome to Zonko's public record.