There is no one definitive way to get free coins on Wattpad. Some users may offer to give away coins in exchange for follows or reads, while others may offer bonus coins for signing up for the platform through a referral link. Additionally, there are often promotions and giveaways running on Wattpad that offer users free coins for completing certain tasks or entering into a contest. Ultimately, it depends on what the user is looking for and what they are willing to do in order to get those coins.