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GUANGZHOU, China — Downloads of privacy-focused messaging apps Sign and Telegram acquired a lift as customers appeared for options to Facebook-owned WhatsApp over issues about modifications to the service’s privateness coverage.

Sign noticed roughly 7.5 million installs globally by the Apple App Retailer and Google Play retailer between Jan. 6 and Jan. 10, based on Sensor Tower. That is 43 instances the quantity from the earlier week. It’s highest week and even month-to-month set up quantity for Sign within the app’s historical past.

In the meantime Telegram noticed 5.6 million downloads globally from Wednesday by Sunday, based on Apptopia.

Sign claims to have “state-of-the-art end-to-end encryption” as a part of its service, which prevents messages from being learn by those that usually are not the supposed recipient.

The surge in downloads of those two apps comes after WhatsApp launched an replace to its privateness coverage on Jan. 4. Since 2016, WhatsApp has shared sure information with Fb. However customers beforehand had an opportunity to decide out of this.

However beginning Feb. 8, customers will probably be prompted within the app to just accept the up to date phrases so as to proceed utilizing WhatsApp. Customers in Europe and the U.Okay. will see a distinct message resulting from information safety guidelines in these jurisdictions.

WhatsApp messages are encrypted, nonetheless, that means Fb will be unable to see their contents. However WhatsApp collects quite a lot of different information which will be shared with its mother or father firm.

This data includes account registration info reminiscent of your telephone quantity, transaction information, service-related info, info on the way you work together with others, together with companies when utilizing the service, and cellular system info.

In a Monday assertion, WhatsApp mentioned this replace doesn’t have an effect on the privateness of messages despatched to family and friends. It clarified that the replace will embrace “modifications associated to messaging a enterprise on WhatsApp, which is elective, and gives additional transparency about how we gather and use information.”

WhatsApp says the info shared with Fb is used to assist enhance infrastructure, promote security and safety and refine providers by making recommendations or personalizing options and content material. This might additionally embrace integration between Fb-branded merchandise and WhatsApp.

After the announcement, Tesla CEO Elon Musk urged his Twitter followers last week to “use Signal.”

Sign reported final week that verification codes despatched to customers through textual content message to begin utilizing the app had been delayed due to excessive demand. Sign mentioned it added extra servers so as to deal with the inflow of recent customers.

“We proceed to shatter visitors data and add capability as increasingly individuals come to phrases with how a lot they dislike Fb’s new phrases,” Sign mentioned in a tweet. “When you weren’t in a position to create a brand new group not too long ago, please strive once more. New servers are able to serve you.”

Regardless of the surge in Sign and Telegram downloads, WhatsApp has not seen a decline, based on Adam Blacker, vice chairman of insights at Apptopia.

“It is too ingrained. My guess is there’s a very small quantity of people that use WhatsApp every day which might be not too long ago deleting it,” Blacker instructed CNBC by electronic mail.

“Even those that are downloading and utilizing Sign or Telegram will proceed to make use of WhatsApp as that’s the place most of their family and friends are. They could begin to discuss to sure individuals on Sign however nonetheless chat with their mother on WhatsApp.”