How to Make Free Calls From Your Cell Phone

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

Now that you've updated your iPad, iPhone, or iPod touch to iOS 8, there's a lot of cool new things to explore. If you felt a little overwhelmed from all of the detailed information available in our Coolest Hidden Features of iOS 8 post, then I've got a simple breakdown of all ...more

Spoofed phone calls originate from one source that's disguising its phone number as a different one, and you probably get these calls all the time. Maybe they're numbers from your local area code or for prominent businesses, but the callers are just hijacking those digits to f ...more

There's a little-known secret in the world of microwave ovens that even the manufacturers don't care to tell you in their manuals. And once you know it, you'll never go back to using your microwave as you used to. Some microwave owners have figured this "hack" out on their ow ...more

Android 11 is available as a simple beta install for Pixel devices right now. Just visit Google's beta signup page, make sure you're signed in with the same account used on your Pixel, then opt into the program. You'll get an OTA update that will put you on Android 11 in no ti ...more

You may not always want to, but there will probably be a time when you'll want to know if an email you send — like a job application or a support request — is opened by the recipient. It's actually easy to implement, and you may be using an email client on your device right no ...more

While it may not always be practical, controlling your smartphone with air gestures can be pretty awesome. I would bet that if someone in public saw you using gestures to maneuver through your device, they'd be pretty impressed—and also kind of creepy for watching you. With t ...more

Everyone loves using their cell phones for everything except actually making phone calls. Whether it's watching streaming video, listening to music or playing video games, it would seem that calling people is almost an afterthought to cell manufacturers in this day and age. U ...more

A boring work meeting. A conversation with someone you don't like. A date that's going horribly. A run-in with an aggressive and intimidating stranger. These are all situations where you want to flee—and fast. The most common way to make your exit look more legit is with a ph ...more

Traveling abroad can be a hassle. Between the flight, hotels, food, and the languages barriers, it can be a lot to manage. There's one tool you have that can help with all of this — your smartphone. Fortunately, nowadays, you don't have to change your carrier to continue using ...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

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

Windows 10 marks a new era for Microsoft with the return of the Start menu, the demise of Internet Explorer, and the introduction of the remodeled Windows Store. While the new Windows Store is meant to bridge the gap between every device running Windows 10, many apps have yet ...more

In recent years, unwanted calls have become a top priority for the FCC. In 2016, analysts estimated that US customers received over 2.4 billion robocalls per month. As a result, the FCC has provided carriers new tools to combat this problem. The Federal Communications Commiss ...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

Just because your Samsung Galaxy Note 2 is on silent doesn't mean that the world stops spinning. Emergencies can pop up at any time, even when your phone is put away during a lecture in class, in the library, or at an important business meeting. You put your phone on silent t ...more

Unruly customers. Crazy exes. Horrible bosses. When you need proof of insanity or just want it for your records, recording a phone call is a must. Problem is, it's not the easiest thing to do on an iPhone — but it's completely possible. Even though there are plenty of legit r ...more

Excessive cell phone use was issue that Apple decided to tackle with iOS 12. Starting with the iPhone's 2018 update, a new "Screen Time" feature give you the ability to set App Limits to encourage more balanced usage, and there's another setting that gives you control over whe ...more

Facebook Messenger Lite is an official, de-bloated version of Facebook Messenger for Android. It's snappier and it's a lot more battery-friendly, but this is because there are fewer features complicating everything. One feature they didn't leave out, however, is the ability to ...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

If you've ever missed an important phone call because you're hands were too dirty to touch the screen, you won't have to worry much longer about it happening again. Apple is remedying this age-old problem on the iPhone with a hidden feature in iOS 11 that ensures you'll never ...more

Forget headphone jacks and "Courage." Look past the shiny Jet Black finish and beyond the minimized antenna lines. Sure, quad-LED flash and dual cameras are nice—but dual-SIM would've been much better. Dual-SIM support in the iPhone 7 had been rumored for months leading up to ...more

Android 5.0 has a cool new feature called Priority Mode that allows you to silence your phone's ringer except for when certain people call you. It's something you'd enable right before bedtime, for instance, if you don't want to be disturbed unless it's someone important tryin ...more

Your childhood "social networking" may have been to go outdoors to the neighbor's — and outdoors is a great place for kids to be. But these days, the terms educational, digital media, entertainment, and toddlers don't have to be mutually exclusive. Like most things in life, it ...more

Amazon's first venture into the wireless phone market was a crash and burn moment — and that's us being kind. Their FirePhone went down in flames almost instantly, no pun intended. It was an average-at-best device sold at an artificially high price to arouse consumer interest ...more

There's nothing like buying an awesome new gadget, but it leaves you with one problem (besides an empty wallet)—what do you do with the ones you already have? There are plenty of ways to put your old gadgets to use, but if you'd rather get rid of them, you may as well get some ...more

With the list of available mobile apps for moviegoers constantly expanding and improving, seeing a film at your local theater has never been better. With the right apps for your iPhone or Android phone, you can research movies, find out if showings are sold out, reserve seats, ...more

WhatsApp is one of the most well-known and most utilized cross-platform chat applications available today. It's free for one year, and only $0.99 a year after, which is chump change when you realize there are no hidden costs like international charges. Basically, it creates an ...more

People are always looking for ways to save money, and for the most part, saving money and cheating the system are synonymous when it comes to things like free internet access. Practically every new gadget is capable of connecting to the web, which means more and more people ar ...more

I'm all about safety in my life. I even put on safety goggles when someone opens a bottle of champagne—high life problems. But when it comes to driving, you have to be double safe, because the other drivers on the road may not have your safety in mind. We all know that smartp ...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

It's a done deal. KitKat is the shit, and everyone wants in on it. Unfortunately, the Samsung Galaxy S3 won't see any of Android 4.4's features incorporated into TouchWiz for some time, as we're still on a 4.1 version. Still, we can throw a few of KitKat's features onto the d ...more

Every time you make a call or send a text, you're giving the recipient your phone number. This can be quite the security vulnerability, opening yourself up to scammers, spammers, and the feds. In this how-to, we'll look at what a burner phone is, why you might want one, and ho ...more

If you didn't get the memo, passwords aren't enough protection for your online accounts. Even a long and complex password offers only one line of defense which can falter. Two-factor authentication adds an additional layer, bolsters your defense, and decreases the risk of your ...more

As Android's official app provider, the Google Play Store is packed with thousands of useful programs. But Google's terms of service is extremely restrictive, which means that countless apps simply don't qualify to be hosted on the Google Play Store. As a result, many great a ...more

If rubbing alcohol is commonly used to treat minor scrapes and disinfect surgical instruments in hospitals, then you might as well use its medicinal qualities to also disinfect your cell phone and mix with aloe vera gel to make your very own DIY hand sanitizer. Other surprisi ...more

While our smartphones are many things, one of their primary functions is to make calls. Many of us try to avoid ever having to make calls, but there are situations when it's a must, such as wishing your grandma happy Birthday or calling 911 — and in those times you want stella ...more

Free stuff is pretty cool. Free internet is even cooler—and free internet that is actually free is the coolest. If you would rather avoid sitting in a Starbucks and having to listen to hipsters discuss the proper length of cropped jeans, then this should be of interest. Freed ...more

There are two scenarios that absolutely suck when someone calls you. The first is when you accidentally pick up a call you seriously didn't want to take. Debt collectors (thanks college), crazy exes, or that one guy from work. And the other is when you miss a super important c ...more

Though silica gel packets clearly instruct you to throw them away (and not eat them), you can actually keep them for a variety of unexpectedly practical uses around the home. Silica gel is a desiccant, a substance that absorbs moisture, which makes these packets perfect for ke ...more

Past video recording apps we've covered made it easy to turn your Android device into a hidden spy camera, even allowing you to inconspicuously record videos using your volume buttons. While both are viable options that can secretly capture video, today we're going over an add ...more

T-Mobile just unveiled two new services—Scam ID and Scam Block—which specifically target those pestering robo-calls that reach out to 2.4 million Americans every month. The FCC, the country's telecom regulator, proposed new rules on Thursday that would allow phone companies t ...more

The Galaxy S9 is an audio powerhouse. It has the first set of stereo speakers on a Samsung flagship, and it even comes standard with a set of AKG-tuned earbuds that would normally cost $99. But if you want to further enhance your audio experience, there's a feature that will c ...more

Repetitive use of apps over time will eat up your storage space with by caching data on your device. This can be useful at first, speeding up your apps by not requiring them to re-download frequently used data, but as a cache grows, even the initial performance improvements ca ...more

Your iPhone is full of features, many of which you might not even know about yet. Still, Apple keeps adding feature after feature with each new iOS update, and iOS 14.5 is no exception. The latest iOS version adds at least 69 features for your iPhone that you should be happy a ...more

Welcome back, my future hackers! After my first tutorial about doxing, I decided I would dive a little bit deeper into the world of social engineering. In this tutorial we will learn some basic social engineering techniques to get into a company building, find out more informa ...more

Welcome back Hackers\Newbies! Hey guys first of all I would like to explain my absence here in NullByte. I got a little "occupied" with "other things". When I got back, I saw all these HowTo's, articles, Help Questions, I decided, I need to share more of what I have, to you g ...more

Now that smartphones have ensured that we're connected to the internet 24/7, online privacy has become more important than ever. With data-mining apps hoping to sell your information for targeted ads, and government agencies only one subpoena away from knowing every detail of ...more

Have you ever noticed that whenever you setup your voicemail account after getting a new cell phone number, it asks you to create a security pin to access your voicemail from other phone lines? When you call your home or cell number from another phone, after a few rings your ...more

It is well documented that what you say and do online is tracked. Yes, private organizations do their best to protect your data from hackers, but those protections don't extend to themselves, advertisers, and law enforcement. Whether you are a journalist, a protestor, or a hi ...more

As you already know, Hong Hong has been rocked in recent weeks by protests against their Beijing overlords. Promised free and fair elections, Beijing has reneged on this promise and is now telling Hong Kongians (that's what they're called, aren't they?) that they will only be ...more

Thanks to the Snapdragon X55 modem, the Galaxy S20 and Galaxy Note 20 are among the most compatible 5G phones on the market. There are few bands they don't cover, as the modem supports both Sub-6 GHz and mmWave. But even with such broad support, the Galaxy S20 doesn't get the ...more

When it comes to sniffing Wi-Fi, Wireshark is cross-platform and capable of capturing vast amounts of data. Making sense of that data is another task entirely. That's where Jupyter Notebook comes in. It can help analyze Wi-Fi packets and determine which networks a particular p ...more

Wi-Fi devices are continually emitting "probe frames," calling out for nearby Wi-Fi networks to connect to. Beyond being a privacy risk, probe frames can also be used to track or take over the data connection of nearby devices. We'll explain how to see nearby devices emitting ...more