With about 4.77 billion mobile phone users worldwide and 2.5 million apps available across digital marketplaces, smartphones have become an integral part of human lives and commonly referred to as a Personal Digital Assistant (PDA). It has therefore become a necessity to update and upgrade innovati
```
Members Only

Login or create an account to continue

This article is available to registered BusinessDay readers. Please login if you already have an account, or create a new account to continue reading.

New to BusinessDay? Register now and start reading.

```

Nigeria's leading finance and market intelligence news report. Also home to expert opinion and commentary on politics, sports, lifestyle, and more

Join BusinessDay whatsapp Channel, to stay up to date

Open In Whatsapp