1. MTN

On MTN, you can enjoy double data offer 100% data bonus when you buy a new smartphone, if you dont have a new smartphone you can tweak IMEI and enjoy the smartphone offer, once you insert you SIM on a new smartphone or you tweak an IMEI successfully, you should receive a message

"Congratulations! Your smartphone offer has been activated to enjoy 100% Bonus on every data plan you buy for the next 3 months. To enjoy BONUS and superfast internet, simply dial *131# to buy any data plan."


If you buy N1000 bundle you get 2GB data and 500MB night from 12AM to 7AM
Buy N1200 data bundle and get 3GB 24/7
Buy N2000 data bundle and get 5GB 24/7
Buy N3500 data bundle and get 10GB 24/7
Buy N5000 data bundle and get 20GB 24/7
for any data bundle you buy, you get 100% bonus.

Also MTN recently introduced another cheap data plan, if you cant enjoy the above double data bonus then this should work for you. You can get 750MB for N500, 3GB for N1500, 15GB for N6000 and 100GB for N30,000 only through MyMTNapp.

All you need to do, download the MyMTNapp and click on offers then hot deals, then select your preferred data plan.

750MB for N500 valid for 7 days
3GB for N1500 valid for 30days
15GB for N6000 valid for 30days
100GB for N30,000 valid for 60days.
Check out more details here

https://www.ammartec.com/2019/01/best-data-plans-for-january-2019.html?m=1