By most market estimates, the Internet of Things is poised for extremely rapid growth. Gartner predicts, "6.4 billion connected things will be in use worldwide in 2016, up 30 percent from 2015, and will reach 20.8 billion by 2020." It adds, "In 2016, 5.5 million new things will get connected every day."
Cisco takes an even more bullish view, forecasting that the Internet of Things will include 50 billion devices by 2020.
Manufacturers are clearly jumping on board the IoT trend and have begun adding Internet connectivity to a host of products. A quick Internet search turns up literally hundreds of "smart" or "connected" products. Many of them are consumer devices in the home automation space, but the industrial Internet of Things is also picking up steam. There are also many companies offering components and boards for makers and inventors interested in creating their own Internet-connected things.
For this Iot devices list, we focused on IoT devices that are particularly popular, interesting or otherwise noteworthy. Please note that this is not a ranking; devices are arranged into categories and then alphabetically within each category. And if you know of additional IoT devices that you believe should have been on our list, feel free to note them in the comments section below.
Amazon offers an assortment of buttons that will order additional supplies of commonly used household products directly from Amazon.com. There are buttons for toilet paper, goldfish crackers, soap, laundry detergent, trash bags, cleaners, Gatorade, soup, razors, beauty products, baby formula and much more.
2. Amazon Echo
This smarthome hub is essentially a speaker that can listen to users and respond to commands, it can play music, answer questions, read audiobooks, deliver traffic and weather reports, control lights and thermostats, order pizza, order an Uber and much more. The company has also released a similar, lower-priced device called the Tap.
With this device, you can see and converse with people at your front door via your smartphone. It also allows you to open the door, and it can record visitors that you miss. Prices start at $199.
A good option for people with asthma or allergies, Awair is an air-quality sensor that can send smartphone alerts and recommendations for improving your indoor air quality. It also has programs for improving sleep and productivity.
5. Belkin WeMo
Belkin's WeMo is a complete line of home IoT devices that includes smart switches, cameras, lights, an air purifier, heater, slow cooker, humidifier and more. The company has partnerships with several other firms that allows end users to control a lot of different devices with one smartphone app.
This all-in-one home security system captures video and audio and sends alerts to your smartphone. It automatically knows when you are home or away (no need to enter a security code), and you can also view the live video feed from your phone.
You don't have to buy a new garage door opener in order to control it with your smartphone. Chamberlain MyQ products allow you to control your existing garage door with your iPhone or Android device.
Cinder's website describes this product as "a cross between sous vide, the high-end slow-cooking water bath method used by restaurant chefs, and the George Forman grill." It's a countertop grill that connects to your smartphone to make cooking fast and easy.
9. Elgato Eve
This line of home automation products works with Apple HomeKit to allow users to monitor indoor air, outdoor weather, energy consumption and whether windows and doors are open or closed. The same company also offers a line of smart lighting products that can be controlled with Android or iOS devices.
Most smart thermostats allow you to control your home temperature with your smartphone. This one actually senses where your smartphone is and adjusts the temperature in each individual room accordingly. It works for multiple family members, keeping everyone comfortable.
GE makes quite a few different types of connected appliances, including wall ovens, ranges, refrigerators, dishwashers, washers and dryers, water heaters and air conditioners. Through GE's WiFi Connect service and apps, consumers can control the appliances or receive alerts.
Honeywell also offers a huge lineup of products related to home automation and security. It includes thermostats, GPS asset tracking, locks, lighting, video surveillance and more.
This countertop oven aims to be "more efficient than your conventional oven, more precise than your toaster oven, and way more intelligent than either." It includes digital core temperature probes, a built-in digital scale and a camera with a food recognition engine. The company is accepting pre-orders, and products are scheduled to begin shipping before the end of the year.
If your house is too hot in the bedroom and too cold in the family room, this device is for you. It opens and closes the vents in each room depending on the temperature in that area. It can also connect to Nest thermostats and smartphones. The first production run of the device sold out, but the company expects to have more available in the fall of 2016.
15. LG SmartThinQ
LG divides its SmartThinQ line of connected appliances into categories for the kitchen (ranges and refrigerators), living (washers, dryers, robotic vacuums and air conditioners) and safety (robot vacuum doubles as a safety monitor with a video feed). They all integrate with the company's smartphone app.
With this connected coffee maker you can use your smartphone to schedule coffee brewing, order supplies and receive maintenance alerts. The machine heats up quickly and uses single-serve coffee capsules.
17. Netatmo Welcome
This indoor security camera features built-in facial recognition to help keep your family safe. It also sends messages to your smartphone, letting you know when children, elderly relatives or intruders arrive at your home.
Nest is best-known for its Internet-connected thermostat, but it also makes smoke and carbon monoxide detectors and cameras. Its products also integrate with IoT home automation products from a variety of other vendors.
With Neurio, homeowners can track their energy usage (or energy production if they have solar panels installed) from their smartphones. It takes a little work to install the device onto your electrical panel, but it can help you identify opportunities for energy savings in your home.
20. OSRAM Lightify
OSRAM's Lightify line offers connected lighting for home indoor and outdoor use. It also offers controllers and connected lighting for industrial spaces.
21. Philips Hue
Philips offers a complete line of connected lighting products. It includes light bulbs, dimmers, light strips, switches, controllers and more.
Piper incorporates both home security and a home automation hub. It has a motion sensor and video camera for security, and the smartphone app allows you to control lighting and appliances. For added security, it can also integrate with door or window sensors.
Roost's most unique product is its connected battery. Designed for use in smoke detectors, this battery tells you when it needs to be changed so that you don't get those annoying chirps at three in the morning. The company also makes smart smoke alarms and water leak/freeze detectors.
Long known for its deadbolts and doorknobs, Schlage is getting ready for the IoT era with two lines of smart home locks: Schlage Sense is a Bluetooth enabled smart deadbolt that integrates with iOS devices, and Schlage Connect is a similar smart locking system that integrates with alarm and security systems.
Samsung's SmartThings Line includes smart outlets, hubs, motion sensors, multipurpose sensors, arrival sensors, water leak sensors and more. The company also sells a complete home monitoring kit that makes it easty to get started with home automation.