I looked into WhaleTrader and found they appear in the regulatory warnings database. Financial Conduct Authority has issued a notice about this firm. Whether this is a misunderstanding or a serious concern, the fact remains that proper due diligence is essential. Always verify the regulatory status of any company before investing your hard-earned money.
Pros: Information is publicly available for verification
Cons: Listed in IOSCO I-SCAN|May not be authorized in your jurisdiction