Subscription to Sema Yote offer is done via USSD code *544# , Option 3 under Voice bundles then option 3
Validity : 24 Hrs.
Free Telkom to Telkom Minutes : 100 Free minutes
To other networks : Ksh 2 + Tax
Validity : 30 Days.
Free Telkom to Telkom Minutes : 100 Free minutes Daily
To other networks : Ksh 2 + Tax