Always wanted to build your own Android apps? With the Elite Android Hacker Bundle, you can learn everything you need to know over 7 in-depth courses with more than 52 hours of content. You don’t need any experience to get started, and you get unlimited access to all courses for a lifetime.

Buy these courses separately and they’ll cost you over $500, but grab them all at once through Cult of Android Deals and you’ll pay just $39 — that’s an incredible 92% off! But you’ll need to act fast, because this deal ends later today.

Our digital devices have a habit of dying on us when we need them most, and power outlets aren’t always easy to come by. That’s why it’s always a good idea to carry a portable battery pack like the Limefuel Lite, which carries enough juice to power multiple devices for a whole weekend. Thanks to Cult of Android Deals, it’s just $34.99.

We’ve been partnering up with StackSocial to bring you some terrific deals this year, and with even more off for Black Friday, we’re going to save you even more of your hard-earned cash. With the special promo code below, you can save 10% off every deal across the entire store, including the Micro Drone 2.0, the Limefuel Lite battery pack, and the Triple Lens Kit for smartphones.

Screenshot: Cult of Android

They may not have heart rate monitors or color screens or built-in cameras, but many still consider the Pebble and the Pebble Steel to be the best smartwatches you can buy. They have incredible battery life, e-ink displays you can actually see outdoors, and an ever-growing catalog of apps and watchfaces.

If you haven’t already gotten yours, you can save up to 25% this Black Friday.

For one day only, the original Pebbleis $79 down from $99, while the Pebble Steel is just $149 down from $199. The same deal on the Pebble Steel can also be had through Amazon for the next few hours.

Screenshot: Cult of Android

Looking to score an awesome deal on a new smartphone this Black Friday? Expansys has you covered, with up to 80% off a whole host of handsets and accessories while stocks last. You can get a Sony Smartband for just $59.99, a Samsung Galaxy Alpha for just $499.99, and a Sony SmartWatch with limited-edition Swarovski strap for under $70.