How to Make Free Call on a Mobile Phone

This Null Byte is the first part in a mini-series on the art of Social Engineering. I will be teaching you how to effectively defend yourself against it. What is Social Engineering? Social Engineering is the art of hacking humans. It's when a person is manipulated into doing ...more

Alec Baldwin loves word games? Enough to get kicked off an airplane? Apparently. Yesterday, while sitting in first class on his American Airlines flight back to New York from LAX, a flight attendant "reamed" him off the plane for playing the popular Scrabble clone, Words with ...more

Always falling asleep behind the wheel? The National Highway Traffic Safety Administration (NHTSA) estimates that there are over 56,000 sleep-related accidents each year, resulting in 40,000 injuries and 1,550 deaths annually in the United States. Don't want to be a statistic? ...more

You may not do it in public, and you might not admit to it among your friends, but you do it. We all do it... sing. We sing when we're alone in our cars, at home when no one's listening, and when we've had a little too much to drink and don't care anymore, all inhibitions asid ...more

QI and ZA. QI n pl. -S the vital force that in Chinese thought is inherent in all things ZA n pl. -S a pizza For over a decade, these words have been used in SCRABBLE play, but not in the US or Canada. It wasn't until their addition in the Official SCRABBLE Players Dictionar ...more

running through a field of turd mines, but the turds explode on q. a master turd operator at the helm with a trigger button. haha! speedos & blublockers required! or maybe an obstacle course like american gladiators with paintballs, turds & slime. a GWAR obstacle course. eeww! ...more

Your Nexus 7 may be a tablet, but it can also be used as a phone, thanks to the continued upswing of VoIP applications, which send voice and media messages over the Internet—not over a cellular network. There are many VoIP apps on Google Play that let you make free phone call ...more

One of the best features on Pixel phones is the new call screening. Any call received on your Pixel device can now be answered by your Google Assistant, allowing you avoid spam calls, wrong numbers, or even exes. But what many don't know is that you can listen to the caller du ...more

The integration of technology into automobiles is becoming more and more widespread each year. Tesla's Model S features a 17" display in the middle of the dash with navigation, music control, and even an Internet browser. Mercedes is working on incorporating Google Glass into ...more

While the legality of secretly recording phone calls varies in each country, sometimes it's useful to have audio documentation of conversations you have on your Samsung Galaxy Note 2. There are plenty of reasons you'd want to be able to record phone calls, from important conv ...more

There are plenty of legitimate reasons that you might want to record a phone conversation. Let's say you operate a business and take orders over the phone, and you don't want to miss an item. Or perhaps you need to jot down some notes from a recent conference call, and things ...more

With more digital content than ever, the search feature on smart TVs is essential. But typing is such a terrible experience when you're forced to use voice dictation or peck around with the remote control. Thankfully, there's a better way. Most smart TVs support using your ph ...more

Estimates say that there are roughly 441 million Apple Pay users in the world, but with almost a billion active iPhones in the world, some of you have yet to jump on board the digital payment method. But once you're ready — or if you just need a refresher — adding your debit a ...more

One of the biggest reasons to go with an iPhone over an Android device is Apple's interconnectivity. iPhones, iPads, and macOS devices are all connected in a way that allows seamless transition between devices. Android lacks such a feature by default, but that isn't the end of ...more

Unfortunately, there are plenty of situations where having a can of pepper spray could come in handy. Even worse, in most of those situations your state of mind isn't really conducive to remembering important details like the facial features of the person who's trying to mug y ...more

The lack of Xposed support on Android Lollipop has left modules like GEL Settings incompatible with my Google Play Edition HTC One, so I've had to find a new launcher to meet all of my needs. While I can safely say I will never find the perfect launcher for me, Blinq comes pre ...more

Android lets you sync your contacts across devices. The OS will use not only contacts saved on your phone, but also your Gmail. This choice can lead to a contacts list populated with entries that don't have a phone number, which can quickly add up. To mitigate this problem, th ...more

Call Screen is one of best features on Pixel phones. With one button, you can screen calls using Google Assistant and avoid pesky spam callers. However, after the call, there is seemingly no way to access the transcripts for future review. Fortunately, there is a way, but it i ...more

If you ever need to make calls and/or send texts to the U.S. or Canada from abroad, or even just receive them from those locations, there's an easy way to do so without breaking the bank. In fact, it's free, and all you need is a smartphone, computer, and some free tools. A l ...more

In most states, it's completely legal to record a telephone conversation that you're a part of without the other parties knowing. You can even record a conversation that you're not a part of, as long as you have consent from at least one person involved in the call. However, ...more

Fans of Fortnite Battle Royale were understandably ecstatic when the smash hit arrived on mobile. While at first the game was restricted to invite-only, Fornite is now available to all on iOS. If you're just starting out, you're going to want to check out these expert tips to ...more

The new Samsung Galaxy S8 and S8+ are two of most head-turning phones we've ever seen, thanks to gorgeous build quality and a seemingly bezel-less Infinity Display. Combine that with flagship-grade internals for top notch performance, and you can almost guarantee that Samsung ...more

Throwaway phones aren't just for seedy criminals and spies—they can be useful for many everyday situations. For example, you don't necessarily want to give your real phone number out to strangers when you're buying or selling something on Craigslist, managing an Airbnb listin ...more

With all of the productivity tweaks and usability enhancements that we cover here at Gadget Hacks, it's nice when we come across a unique and noteworthy app that's simply about having fun. This is the case with the latest offering from the development team at Privax. Their ap ...more

Tethering your Android phone basically turns it into a mobile hotspot, allowing you to funnel a 3G or 4G internet connection from your phone into your PC or laptop via USB. As you might expect, phone carriers brought the hammer down in an effort to stop users from getting arou ...more

You can forward your Skype audio calls to your cellphone or landline. This way, you'll still receive calls when you have no Wi-Fi, and you don't have to worry about always being logged into Skype. If you've ever missed a Skype voice call because you weren't on Wi-Fi or becaus ...more

With over 200 brand new features, iOS 13 is a worthy update for all compatible devices. That said, not all iPhone models are created equal. There is a new feature only older iPhones will see, one that skips over Apple's Face ID devices entirely. So if you have a traditional Ho ...more

There's really nothing safe about transmitting sensitive information electronically, but even if it gets there safely without being seen by prying eyes, there's no guarantee what happens to it once it reaches its destination. And let's face it, there are some things that you j ...more

There are plenty of legitimate reasons that you might want to record a phone conversation. Let's say you operate a business and take orders over the phone, and you don't want to miss an item. Or perhaps you need to jot down some notes from a recent conference call, and things ...more

Telemarketers can be as terrifying as a villain from a horror film. Your phone rings with an unknown 800 number, and you immediately fill with a sense of dread. There's no way to get them to stop calling; you imagine the number appearing on your phone at all hours of the day a ...more

I've been lucky enough to never be a victim of street crime, but I have read and seen too many articles and videos to completely rule it out as a possibility. You can do some things to prevent it, but if your life suddenly turns into a scene from Friday the 13th, you'll want t ...more

My stock alarm clock does exactly what it's supposed to—it wakes me up. But for those really tough mornings when I just need to hit the snooze, getting my head out of the sheets is a no-go. This leads to trying to find my phone with an outstretched arm, which means knocked-ove ...more

With so much money on the line, it's no surprise that cryptocurrency exchanges are prime targets for cybercriminals. Because of this, the importance of keeping your personal account as secure as possible cannot be overstated. Binance is one step ahead in this regard, as it req ...more

As much as it pains me to say it, without my phone, I would pretty much be useless. I can barely remember what I had for lunch yesterday, let alone all of the hundreds of numbers in my contact list. That's why whenever I forget my phone at home, I am pretty much stuck having t ...more

Mobile carriers have been the bane of my existence for as long as I've had a phone. First, they take away unlimited data, and then when you try and switch carriers, they hold your phone hostage for a up to a week before unlocking it from their network. There are services out ...more

Preserving battery life has become one of the biggest problems for the average user. Whether you're on Android or iPhone, your battery is probably a massive concern. While there are a ton of battery-saving tips out there, they mainly rely on you manually performing actions you ...more

This time it's serious. Really. The largest web security vulnerability of all time went public on Monday, April 7th, 2014, resulting in widespread panic throughout the Internet as system administrators scrambled to secure their websites from the OpenSSL bug known as Heartblee ...more

When you receive a call on your phone, you likely don't think twice about the design when the notification pops up. Whatever the default UI is, that's what works best since there aren't any other choices to pick from. At least, that's how things used to be in the past — we're ...more

Setting up a new Android phone can be a pain. Although Google has some automated features, it does not restore everything. When it comes to transferring certain types of data like files and SMS logs, it's even trickier. By following our steps, you can be sure that you all your ...more

You might have missed it, but the virtual keypad you use to enter phone numbers in your smartphone's dialer and contacts app isn't all numbers. Take a closer look, and you'll notice a few mysterious buttons you've likely been tuning out unconsciously. But it's time to stop ign ...more

Starting in Android 4.3, Google added some code to AOSP that tagged your internet traffic when you were running a mobile hotspot, which made it incredibly easy for carriers to block tethering if you didn't have it included in your plan. But as of Android 6.0, this "tether_dun_ ...more

Nine times out of ten, when you pick up your Samsung Galaxy Note 2, you already know what app you're going to be using. If you only have Swipe to unlock enabled, finding that app is as easy as swiping and locating the app on your Home screen or in the app drawer. You can also ...more

It's safe to say most of us know the dangers of online security. We know there are people trying to steal our most sensitive information, and we try our best to prevent that theft. But new research is showing what we're doing might not be enough, as the sensors in our phones m ...more

When you have some form of lock screen security enabled, Android makes sure that you don't have to fumble around to enter your pattern, PIN, or password before you can call 911 in an emergency. It does this by adding an "Emergency Call" button to the bottom of the screen—but a ...more