Make Free Calls on a Deactivated Cell Phone

Your social security number, credit card information, and medical history can fall into the wrong hands if you're not careful about how and where you share your data online. If you really care about your data, there are tools and techniques you can utilize to protect yourself ...more

When OS X Yosemite was first announced, there were a number of features that struck my attention, but one in particular that stood out above them all was the ability to make and receive texts and phone calls from your Mac, which Apple calls Continuity. I probably use iMessage ...more

If you exceed your monthly mobile data limit, your cell phone bill can skyrocket pretty quickly. This is why a lot of people vigilantly monitor internet usage and even uninstall apps that use too much background data. Don't Miss: 10 Tricks for Conserving Data on Android Up u ...more

Phone numbers often contain clues to the owner's identity and can bring up a lot of data during an OSINT investigation. Starting with a phone number, we can search through a large number of online databases with only a few clicks to discover information about a phone number. I ...more

Google's new Pixel and Pixel XL flagships are some very powerful smartphones, but as with any high-tech gadget, they're only as capable as the user allows them to be. So if you're a proud new Pixel owner, it's time to bone up on a few new features to help get the most out of y ...more

This past year, Facebook spent $19 billion purchasing the popular messaging app WhatsApp, and for good reason. Mark Zuckerberg isn't going to spend that type of money on just any application. WhatsApp is widely popular and frequently used by more than 500 million users worldwi ...more

Due to the overnight success of smartphones, millions of people are connecting with others. Currently, over 15 million text messages are sent every minute worldwide. Most of this communication is happening in the open where any hacker can intercept and share in the discussion ...more

In many urban areas, GPS doesn't work well. Buildings reflect GPS signals on themselves to create a confusing mess for phones to sort out. As a result, most modern devices determine their location using a blend of techniques, including nearby Wi-Fi networks. By using SkyLift t ...more

On Thursday, Mojo Vision, a startup comprised of former engineers from Apple, Amazon, Google, and other Silicon Valley mainstays, emerged from stealth backed by $50 million in funding for a hands-free augmented reality platform that runs without smartphones, tablets, or other ...more

Cellular carriers like to nickel-and-dime us out of every bit of money they can feasibly justify, so as consumers, we owe it to ourselves to make sure that we're getting our money's worth. There are several under-advertised freebies and discounts that come included with a con ...more

Dorothy had it right: "There's no place like home." This is especially true when it comes to using your Samsung Galaxy S3, or pretty much any other smartphone, whose most vital button is the Home key. But what happens when that button no longer works? Replacements can be pri ...more

Thanks to Apple's implementation of Continuity on Mac OS X Yosemite and iOS 8, communication is truly a seamless thing. Without even looking at my iPhone, I can message or call friends comfortably from my computer or iPad. Even better, with the latest iOS 8.1 update, you can ...more

Long before the HoloLens or the Magic Leap One, a California-based team of independent filmmakers envisioned what the future of augmented reality might look like. Now, after millions of people viewed the initial short film called "Sight," the directors, operating under the na ...more

For some of you, whether or not to delete Facebook is a daily struggle. One reason you might not have pulled the trigger on your Facebook account yet could be because of Messenger, which provides millions of people with different devices an easy way to communicate with each ot ...more

With the new iPhone X, Apple introduced a buttonless design for the first time. But without a home button, navigation within iOS 11 had to change to accommodate the new model. To solve this issue, Apple created gestures to perform the actions that the home button once executed ...more

Using a technology we like to call "Hive Computing," several Android apps allow you to contribute idle processing power to help further scientific research. This basically means that when you're not using your phone or tablet, it can join forces with other idle devices to form ...more

Rumors have had Google making a foray into the mobile carrier world for quite some time, but today, the Mountain View tech giant finally made things official. The new service, dubbed Project Fi, will be a Mobile Virtual Network Operator, or MVNO, that uses existing Sprint and ...more

A landmark bill finally went into action this week that will allow American cellular customers to unlock their smartphones for free. The process of unlocking may vary between mobile service providers, but you can rest assured that you are now entitled, by law, to carrier-unloc ...more

This year, like every year before it, Black Friday sales are starting earlier than ever. A lot of stores will be opening their doors as early as 5pm on Thanksgiving to get a head start on the madness (and it really is madness). As we've discussed in the past, one of the keys t ...more

Last month, Alexander Heit drifted into oncoming traffic after being distracted from the road. His sudden correction forced his vehicle to roll and flip over. He was pronounced dead at a local hospital shortly thereafter. All because of a freaking text message. He was only 22 ...more

We've all had that moment when we enter into a classroom, meeting, or theater and completely forget to put our cell phones on silent. Nothing is worse than receiving a call in the middle of an intense lecture and having everyone stare at you like you're the dumbest, most inco ...more

At a time when virtually everyone has a cell phone, it's almost inconceivable to think of a time when we're without them. At work, in bed, and even in the bathroom; we're always with our smartphones. I mean, hell, someone even designed a way to bring your smartphone into the f ...more

There's nothing worse than losing your phone—except losing your phone when the ringer is silent. If you're alone, it can be excruciatingly hard to find your lost device even if the ringer is on, considering most of us don't have landlines anymore. So, the next time you find yo ...more

If you're ever in a major accident or have a bout with acute onset health problems, first responders will need to know as much information about you in order to provide proper care. For this reason, paramedics and firemen have been trained to search a subject's cell phone to f ...more

You can feel it in your bones. You may die if you don't get this phone. There's just one problem — the price. Suddenly, you come across what seems like manna from heaven. That very device, at a deeply discounted rate, can be yours. The only thing that makes you pause is that ...more

Aircraft equipped with ADS-B are constantly shouting their location into the radio void, along with other useful unauthenticated and unencrypted data. In this guide, we will make an ADS-B receiver using a Raspberry Pi with a software-defined radio (SDR) dongle, which we can us ...more

I was a slap-happy T-Mobile customer before, but now, after hearing that the company sent out a box of rolling papers to certain media sites with memes bad mouthing #VerHIGHzon ... I love you even more, John Legere! Yesterday, the Washington Post was all about pointing out th ...more

When it comes to squeezing as much battery life as possible out of our smartphones, most people aim for software solutions, or ones that can otherwise be easily managed right from the touchscreen. Managing Wi-Fi and data connections, fine-tuning screen brightness, and install ...more

Unlocking your Samsung Galaxy S4 so you can use a different SIM card isn't the easiest thing in the world. In the states, unlocking cell phones was actually illegal, despite the White House's disapproval, though, a recent bill has making its way to the House floor and has made ...more

Unlike the realm of virtual reality, augmented reality is less about losing yourself in some fantasy environment, and more about getting things done in the real world. So while we've seen some great games that capture the imagination on devices like the Magic Leap One and the ...more

When Facebook launched its first hardware products last year, the Portal and Portal+ smart displays, the company mostly touted its video-calling features as it faced off against Amazon and its Echo Show. But Facebook also had an interesting feature that mostly flew under the ...more

Google's next-gen cellular carrier, Google Fi, which replaces Project Fi, is making waves across the mobile industry. With super-cheap plans starting at only $20 and the ability to connect to millions of Wi-Fi hotspots across the globe, it's tempting many users to make the swi ...more

Rooting. As an Android user, I'm sure you've heard the word once or twice. According to Kaspersky, 7.6% of all Android users root — but for the 92.4% who don't, we wanted to talk to you. Rooting allows you to remove barriers and open Android to a level of unprecedented contro ...more

Having a dropped call can be incredibly frustrating, especially when you look down and see that your iPhone has full reception. While there's any number of issues that can cause this, one common and often overlooked issue is your iPhone failing to switch cell towers as appropr ...more

There's a lot more to your iPhone's dialer screen than just entering phone numbers and hitting the green call button. It's not very obvious, but there are secret codes that you can enter on the dialer to find out information about your device, help troubleshoot issues, and mas ...more

While restaurants and classrooms have enacted policies banning cell phones, one father has had enough of his kids' obsessive phone habits. Dr. Tim Farnum is now seeking to ban the sale of smartphones to children under 13. Yes, you read that right. Farnum was inspired to propo ...more

What's in a sneeze? Quite a lot—dirt, mucus, and infectious germs—it seems. And sneezing the right way can reduce the germs you share with neighbors. It's just a sneeze right? Everybody sneezes. So if you share a few germs when you are sick (or not sick), it's not such a terr ...more

Now that Google has announced its new Pixel smartphones, folks who rushed to buy an iPhone 7 might be experiencing a bit of buyer's remorse. The new Pixel and Pixel XL are packed to the brim with cutting-edge features and top-notch hardware, and Google seems to be taking direc ...more

Apple has released the 2nd beta of iOS 8, exactly fifteen days after the first version was unveiled at WWDC and subsequently released to developers. I've already shown you some of the new features of iOS 8, like location-based app alerts, randomized MAC addresses, hidden Safar ...more

From personal photos and videos to online banking passwords saved in your web browser, your phone has all kinds of sensitive data that needs to be protected. One of the best things you can do for your Samsung Galaxy S4's data is have a lock screen with a hard-to-guess PIN or p ...more

Netflix is more popular now than ever, but it still has a ways to go before satisfying everyone. Whether it's a lack of availability, buggy or unattractive apps, or just not being able to find anything to watch, lots of people have their complaints. But there is a way to make ...more

Prepaid phones are becoming more and more popular, and tons of people can see the benefits of switching now that some companies are offering prepaid services that are on par with the big players. For a lot of folks, the only thing keeping them from switching is the huge early ...more

Offensive pictures, depressing tweets, political statuses, and just plain old dumb comments are only a few of the reasons why people unfriend or unfollow others on social media sites. Sometimes it's just social spring cleaning, other times there's no reason at all. Personally ...more

Back in 2010, iOS developer Daniel Amitay developed a camera security app for iPhones that used an unlock screen almost identical to that of the iPhone. The app was removed in mid-2011 (though, it eventually reappeared in early-2013, still available in the iOS App Store today ...more

If your current cellular provider costs too much, has poor reception in your area, or doesn't support features you'd like to use, switching to another carrier is the obvious move. But can you bring your current iPhone or Android phone? In most cases, your current smartphone w ...more

Your Galaxy uses information from your SIM card to communicate with nearby towers and facilitate a connection. Which LTE bands you are assigned depends on a number of factors, including available bandwidth and your device's supported signals. But if speeds aren't great on your ...more

In the case of Apple Watch v. Fitbit, the winner comes down to the judge at hand. Apple currently offers two smartwatches — the Series 5 and the Series 3 — while Fitbit offers three models — the Fitbit Versa 2, Fitbit Ionic, and Fitbit Versa Lite. Whatever your assumptions abo ...more

|Choose Your View: Quick Bullet Points | Detailed Descriptions Android's newest major update is a special one — it's the tenth full version of the world's most commonly used operating system. The latest release, dubbed simply Android 10 (codename Android Q), was first showcas ...more

When your iPhone goes missing, it's serious business. Depending on your usage, your whole life might be connected to your iPhone, not the least of which includes debit cards, credit cards, and Apple Pay Cash stored in Apple Pay. While it's nearly impossible for someone to use ...more

In case you hadn't heard, Google is now a legit cell service provider. Google Fi has its pluses and minuses, but the biggest upside is in the pricing. Depending on how much data you typically use, there's a good chance you could save a lot of money without sacrificing coverage ...more

The most common Wi-Fi jamming attacks leverage deauthentication and disassociation packets to attack networks. This allows a low-cost ESP8266-based device programmed in Arduino to detect and classify Wi-Fi denial-of-service attacks by lighting a different color LED for each ty ...more

After finding and monitoring nearby wireless access points and devices connected to them, hackers can use this information to bypass some types of security, like the kind used for Wi-Fi hotspots in coffee shops, hotels, and in flights high above the ground. By swapping their M ...more

Welcome back, my greenhorn hackers! As all you know by now, I'm loving this new show, Mr. Robot. Among the many things going for this innovative and captivating program is the realism of the hacking. I am using this series titled "The Hacks of Mr. Robot" to demonstrate the ha ...more

When you misplace your Android device, finding it with the Android Device Manager, or even better, Whistle Me, can help you find it no problem. But what about when your phone is not just hiding under the couch cushions? Your worst nightmare just came true. It's officially gone ...more

When Apple recently unveiled iOS 8, many of the newly-added features in their mobile OS seemed eerily familiar to Android users. This is probably because the vast majority of these new features have been available in Android for quite some time. If imitation truly is the sinc ...more

Apple is notoriously cryptic when it comes to the reveals of its new products, and as usual, they've kept us guessing about the release of the iPhone 5 (or "New iPhone?"). It's expected to be officially revealed on September 12, and rumor has it that sales will begin on the 21 ...more

Apple officially released iOS 12 to everyone on Sept. 17, and while the new iPhone XR, XS, and XS Max will come with the software by default, you have a choice on whether or not to update your current iPhone model from iOS 11. There are a lot of tempting features to want to up ...more

Because of the way Google Play works, Android has a "bad app" problem. Google allows any developer to upload an app to the Play Store, regardless of if it works, how it looks, or whether or not it can harm users. Malware scanning happens primarily after apps are uploaded, and ...more

One of the best things about Android is the ability to customize your phone to your liking. From changing the layout of icons to finding the perfect wallpaper to reflect your current mood, there's a wide range of tools to make your phone yours. One of the easiest ways is to t ...more

Apple's successor to the iPhone X is a beautifully made smartphone with much of the same characteristics, including a 5.8-inch OLED screen, two storage choices, and Face ID. But many features set the iPhone XS apart from its predecessor, as well as the other 2018 lineup of iPh ...more