Top Data Plans Under Rs 30 in India

Airtel Rs 5 plan: 4GB data with 7 days validity

Vodafone Rs 19 plan: 100MB 4G data with unlimited Vodafone to Vodafone calling; validity is 1 day
Vodafone Rs 29 plan: Offers unlimited data for five hours (1 am to 6 am) with 1 night validity; there's no FUP limit.

Reliance Jio Rs 19 plan: 200MB data with unlimited calling; validity is 1 day
Reliance Jio Rs 23 plan for JioPhone users: Unlimited data, voice calls and SMSes with 2 days validity

Idea Cellular Rs 15 plan: 100MB data; local and STD calls at 1.5 paisa per second with 30 days validity
Idea Cellular Rs 22 plan: 50MB data with 30 days validity; local and STD calls at 1.5 paisa per second with 60 days validity
Idea Cellular Rs 17 plan: 200MB data with 15 days validity; local and STD calls at 1.2 paisa per second with 90 days validity

Aircel Rs 14 plan: 100MB data with 2 days validity (no voice calls
Aircel Rs 28 plan: 250MB data with 5 days validity (no voice calls)