With every new week come great new deals at the Cult of Mac Store. This go-round, we’ve got a simple but powerful writing platform for Mac, and a super versatile, double-sided phone mount. Also in are comprehensive lessons in social media marketing, and a powerful VPN for enhanced online privacy and security. Plus everything is discounted by at least 25 percent, and as much as 97 percent. Read on for more details.

Getting photos from your friends can be a hassle, but Facebook’s Moments app lets you do just that with a private area where everyone can send their photos from events. Think of it as a private photo album that all of your friends are invited to.

Videos are next, as Facebook’s Moments just got updated in the App store, adding a way to add your videos to existing moments, or creating new ones just for video.

At an event in New York City today, Instagram announced Instagram Direct, a new feature that allows users to share private photos and videos with their friends and loved ones. It will be baked into the existing Instagram app for Android and iOS with an update that’s rolling out today.

Twitter has already removed the option that allowed users to receive direct messages from people they don’t follow, just over one month after the feature was introduced. This means that even if you opted in to accept DMs from anyone, you’ll have to go back to following people who you want to communicate privately with.

For those of us that have something to hide, you’ll be happy to know that in iOS 5 Safari offers a private internet browsing mode. Once it is toggled on it prevents Safari from compiling a history of your browser activity.