The instant messaging service is currently testing the new features under its beta programme, according to Phone Radar.
WhatsApp strengthens encryption in wake of iPhone case
The call back feature will show notifications for a missed call and the user will be able to dial back. There will be no need to open WhatsApp as the button will be placed in the notification pane, alongside the WhatsApp call notifications.
The voice mail feature will let users record voice mails that can play out for contacts. The voice mail feature will only show up when the user is already busy on a WhatsApp call.
Although, the messaging service currently has a document sharing feature which supports formats such as PDF, VCF, DOCX and DOCS it will soon support ZIP files. This will enable users to compress larger files and help decrease data usage.
This hilarious take on the Rangers WhatsApp helpline is going viral
As of February 2016, WhatsApp had a user base of 1 billion, making it the most popular messaging application which it achieved by constantly improvising and framing new policies to attract users.
This article originally appeared on ScoopWhoop.
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