1.Welcome Bonus for New SIM
When you buy and register a new MTN or Airtel SIM, you get free welcome data. MTN gives up to 1GB; Airtel gives up to 500MB – just dial *559# (MTN) or *140# (Airtel) to check.
2. Upgrade SIM to 4G
Take your old SIM to any network shop, upgrade to 4G for free, and get instant free data: MTN gives 10GB, Airtel gives 6GB – text "4G" to 131 (MTN) or 141 (Airtel) to activate.
3. Use MyMTN / MyAirtel App
Download the official app from Play Store – first-time users get free data bonus. You also earn points for using the app, which you can swap for free data anytime.
4. Referral Bonuses
MTN and Airtel give free data when you invite friends to join their network or use their services – check "Refer & Earn" in your account menu.
5. Special Promo Codes
Try these codes for hidden free offers:
- MTN: *121# → select "Free Offers"
- Airtel: *141# → select "Bonus & Always check your SMS – networks send free data alerts often!
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