Honestly, there’s no magic button for free diamonds. If you see any site or ‘generator’ claiming they can give you unlimited diamonds for free, stay away from them. Those are 100% scams meant to steal your account or install malware on your phone.
​If you want diamonds without spending your own cash, these are the only legit ways in 2025:

1. ​Redeem Codes: Keep an eye on the official Free Fire social media pages. They drop codes during big tournaments (like FFWS) or special events. You can use them on the official Garena Reward site.

1. ​Google Opinion Rewards: This is a slow grind but it’s safe. You answer quick surveys and get Google Play credit, which you can then use to buy diamonds in-game.

1. ​In-Game Events: Garena has been dropping more ‘Mission’ events lately where you can earn tokens to swap for Diamond Royale vouchers or sometimes even a small amount of diamonds.
2. ​Advance Server: If you get picked for the OB update testing and find major bugs, Garena sometimes rewards players with diamonds on their main account.

​Bottom line: Play it safe. Don’t lose your whole account just for the sake of a few diamonds!