9mobile has started to offer a whooping offer to some of their customers in Nigeria. Although this seems to like 9mobile cheat April/May 2018, 9mobile whooping offer gives you 20 times X value of your recharge and also give you data.
9mobile has started to push the message and notifications to their eligible customers (both existing and new subscribers) to activate the whooping offer.
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How to Get 750MB and N1000 airtime with N200
9mobile 20x Recharge plus free data is eligible for some users. When you receive the notification message, if you recharge N100, you will get N500 airtime and 375MB data and the recharge of N200 will give you N1,000 airtime and 750MB data, and vice versa.
You can always check your data balance, dial *228# and check your airtime balance, dial *232# and enjoy!