Having users from multiple countries or worldwide! In that case using same SMS gateway for everyone can increase your cost as different gateways have different pricing for different countries and local SMS gateway from that own country will always have the pricing at cheap.
Using this you can set different SMS gateways for different countries this even comes handy when you want to use both Free gateways for different countries or even a combination of both free and paid.
- Use multiple SMS gateways
- Reduce OTP cost when using paid gateway
- Have a combination of both free and paid gateway(s)