Buffer vs Hypefury
Buffer is a general-purpose social scheduler across all platforms. Hypefury is built specifically for Twitter/X growth with auto-plugs, tweet recycling, and engagement automation. If Twitter is your main channel, Hypefury is purpose-built for it.
Verdict
If Twitter/X is your primary growth channel, Hypefury's auto-plugs and tweet recycling will grow your audience faster than Buffer ever could. If you post across multiple platforms, Buffer's multi-platform support is more practical. The growth-hacker energy of Hypefury borders on spammy, but it works.