There are many other ways too ..
Braces get teeth in order by natural way and all other means are artificial.
So get your queries solved regarding braces and get natural straightening of teeth done.
Smile designing is the treatment, if you don't want to wear Braces. Now a days even digital smile designing is there which helps in giving you the perfect shade matched teeth with cosmetic dental veneers, laminates or metal free aesthetic Zirconium crowns. The other option is to go for invasilin or invisible Braces.
You need to first show your teeth to a dentist to ascertain whether you really can go for smile designing or Braces is the best option.
Braces are the best way to correct the mal align teeth. If u find it difficult then there are invisible aligners which can help u to correct the teeth . It has its own limitations so it cannot be used in all situations