Many “free liker” sites are unregulated. Some inject malicious scripts, steal login credentials, or redirect to phishing pages disguised as Facebook login screens.
Facebook Ads cost money per click and per like. Hublaa costs time. If you have 15 minutes to kill while watching TV, you can earn 200 coins, effectively buying 200 likes for free. hublaa liker facebook link
If Facebook detects unusual like patterns (e.g., 500 likes arriving in 5 seconds from accounts with no profile pictures or activity), it may: Many “free liker” sites are unregulated