According to the Verge, the deal has not been finalised as yet. The deal represents Microsoft’s latest move to boost its mobile presence and cover all bases around productivity software.

Wunderlist has earned favourable reviews among Android, iOS, and Windows Phone users. However, Wunderlist has declined to comment on the deal with Microsoft.

Earlier, Microsoft had purchased Revolution Analytics -- a provider of software and services for the R programming language for statistical computing and predictive analytics -- for an undisclosed amount.