Instagram rewards retention , not acquisition . It cares if people stay to watch your content. Bots don't watch content.
While a "Free 50 Followers Instagram Trial" won't necessarily get your account banned instantly, it will harm your long-term organic reach. The small boost in vanity metrics is not worth the algorithmic penalty or the security risk.
A profile with 150 followers looks more trustworthy than one with 100. If you are brand new, those extra 50 numbers might encourage a real human to hit the follow button because they see others have done so.
In the competitive world of social media, the promise of instant gratification is hard to resist. You’ve probably seen the ads or DMs: “Get 50 free followers instantly – no password required – trial offer!”