Typical CoinTelegraph. Doesn't read. Doesn't understand what they write about. Just regurgitates and puts some garbage spin.
No, this is NOT an SMS service. No this does NOT allow sending BTC with a text.
In some countries there may be an SMS notification that you had made a transaction, but no -- Machankura uses USSD, a feature for phones that run on the GSM network and have USSD support (which is pretty much all GSM phones nowadays).