As of the end of 2014, the Alibaba-backed app had 69 million MAUs, more than double what it had a year ago.
Begun as a project at Tencent’s research and project centre in Guangzhou - away from its Shenzhen headquarters - in 2010, it caught on very quickly, growing to 50 million users in its first year.
The mobile version had 576 million monthly active users as of the end of 2014, an increase of 33 per cent over a year earlier.
Riding on the back on China’s mobile user base, it has remained a wildly popular platform for chatting, gaming and also shopping, though its growth is much slower than its stablemate We Chat.
SCMP staff reporters have examined the mobile messaging market in China, looking at both the dominant platforms and smaller firms jostling to carve out niche positions.
Their inclusion in the below list is based on how innovative the apps are in terms of platform and services, as well as user base and popularity.
It lets buyers and sellers on the huge marketplace show status messages about a shop, make announcements, keep in touch with customers and offer customer service.