Excitel is the good Internet service provider
My friend is using it and no any problem occur till now
If your budget is low and need a speedy internet no problem excitel have S10 plan which is estimate ₹600 p.m.
Excitel customer support is good and 99.1% uptime means you can access internet 24×7
Excitel is good if you can choose if you have any doubt so you can use 1 month with S10 plan which is low cost plan and you can check the quality