This week in apps: Microsoft To-Do, Facebook Spaces, Snapchat world lenses and more

It's been a busy week: Samsung and Google partnered on special version of Google Play Music and White House staffers' favorite secure messaging app might not be that secure. Oh, and Facebook wants you to talk and listen your skin.

Luckily, we've kept up for you. Each week, we round up the latest app news, along with a few of our favorite new and updated products, to keep you in the loop with everything coming to your smartphone.

Here's what caught our eye this week. If you're looking for more, make sure to check out the last installment.

Microsoft launches "To-Do", an app to replace Wunderlist

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After Microsoft's acquisition of Wunderlist, it comes as no surprise that the company will shut down Wunderlist and replace it with its own app, To-Do. To-Do is from the team behind Wunderlist, built to better integrate with Office and Outlook. The app also offers an "intelligent suggestions" feature to help users plan their day better.

Downalod iOS and Android.

Snapchat new World Lenses

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The morning before Facebook announced its Camera platform, Snapchat announced new "world lenses," a big upgrade to the existing augmented reality filters for the rear camera. Users can play around with all new, much better AR stickers and filters.

SketchAR launches a new drawing app

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SketchAR is a new augmented reality based app that teaches users to draw. The app is currently on iOS and coming soon to Android Tango and Hololens. In the iOS app, the user holds the phone in one hand and sees a virtual image, they use the other app to trace virtual lines.

Download iOS.

Elsewhere:

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Google added an update to the Photoscan app that allows you to scan printed photos in just one tap.

Download iOS and Android

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Facebook launched Spaces, fun and goofy social VR experience. Mashable's Sam Sheffer took it for a spin. Users can do everything from hang out inside 3D videos to call friends via Messenger and give them a window into VR.

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Google Maps brought the "Your Timeline" feature to iOS. The "Your Timeline" allows users to add and recap all the places they've been to in a day, including the mode of transport and reviews.

And lastly, Facebook is giving messenger bots a massive overhaul.