Convert Image Grayscale

I'm not sure exactly when it happened, but it's awesome that you can now download music from the iTunes Store that's free of DRM (digital rights management) limitations. That was always my biggest problem with buying music from iTunes. Paying a buck for a song that I can only ...more

Don't be too disappointed if you don't have the spiffy new Kindle Touch, there is an up side. The benefit to owning the older (duller) models is that the firmware remains the same throughought generations, so the hacks retain their usefulness. This has given the modding commun ...more

Difficulty Level: If you have eyes, you can do this. Ambient light is often called available, natural or existing light. Lots of professional photographers have quotes on lights, but this is my favorite: "I only shoot available light. Any damn light that’s available." I wish ...more

If you regularly run into issues opening images that use the .heic extension, the easiest solution is to convert the file into a more compatible format. Using apps like Photos and Preview on a Mac makes the process simple, but macOS Monterey just streamlined the process so tha ...more

If you're not using your iPhone's Files app yet to manage images, documents, and other files on iCloud, third-party cloud services, or your local storage, it's time to start. Apple's built-in file manager is finally a powerhouse with many tricks up its sleeve in the latest sof ...more

While the new Lollipop wallpapers are great, they'll eventually get stale like all of the others. I've covered a bunch of cool Android wallpaper apps previously, including ones that give you psychedelic and shake-to-change options, but this time I was on the hunt for some geom ...more

Changing your Facebook profile picture to a video is a great way to stand out from the crowd. A regular video file isn't the only option, though — if you're an iPhone user, you can also upload a Live Photo as your new profile picture to add more pizzazz to your Facebook page. ...more

In the previous article, we learned how to set up our VPS, configure our PHP server, and developed an in-depth understanding of how the payload works. With all that taken care of, we can get into disguising our payload to appear as an image and crafting the note in the greetin ...more

When you think of all the fun and games smartphones have to offer, it's easy to forget that they also make a great tool for getting things done. With utilities like document scanners, calendars, to-do lists, office apps, and password managers, that little computer you carry ar ...more

Now that 3D display maker Looking Glass Factory is closing in on $2.2 million raised in its crowdfunding campaign for the consumer-grade Looking Glass Portrait device, the company now has a 3D content generator to go with it. On Wednesday, Looking Glass Factory unveiled a new ...more

In my last tutorial, I talked about creating a virus inside of a Word Document in the scenario of a mass-mailer attack. In this post, however, I'm going to be covering creating a fake image or screenshot with a meterpreter backdoor hidden inside to be used in a similar scenari ...more

The latest software update for iPhone has a few new features you should know about, including an enhanced security feature to protect your Apple ID account from phishing and other attacks. Keep reading to see everything new that's included with iOS 16.3 for iPhone. The iOS 16 ...more

Most of the images in your iPhone's Photos app contain exchangeable image file format data known as Exif or EXIF data, which has several helpful uses. You can use countless apps capable of reading Exif data, many of which are paid or limited. But you already have an app on you ...more

Another piece of Magic Leap's mysterious story has been uncovered thanks to a new patent application revealed on Thursday, March 15. The new patent application descriptions and drawings outline a method of using a head-mounted device to detect and translate sign language. Yet ...more

When it comes to note-taking, Google Keep is one of the most diverse and functional applications on the Android platform. Sure, there are a plethora of other note-taking apps to choose from, such as ever popular OneNote and Evernote, but Google Keep differentiates itself from ...more

2011's The Artist was the first silent film to win an Academy Award since 1927. It was old school versus new school, and it won in unprecedented fashion. You don't have to be a hipster to appreciate silent films, and when it comes to Halloween, being a silent film actor makes ...more

The Galaxy S5 comes with an awesome feature for those times when you're running low on battery life with no charger in sight. Ultra Power-Saving Mode allows you to cut back on non-vital services and convert your phone's display into a juice-saving grayscale mode to greatly ext ...more

Creating GIFs of your own burst images has been possible for a while with third-party iOS apps, some of which cost money or include in-app purchases to utilize the full potential. Fortunately, with Shortcuts, Apple's automation workflow app, there's finally a native way to ach ...more

With the macOS stager created and the attacker's system hosting the Empire listener, the malicious AppleScript can be designed and disguised to appear as a legitimate PDF using a few Unicode and icon manipulation tricks. A real PDF is required for the attack to work. Files ov ...more

While the notch on Apple's newer iPhones started a wave of notches across the smartphone market, there are still plenty of users who don't like screen-obstructing zone up top, and you may be one of them. While it may soon disappear in future iPhone models, or at least get smal ...more

Document scanning is possible via the Google Drive app, but my brain doesn't think of opening a cloud storage app to scan a document. I usually just open the camera app and take a picture instead — and apparently, I'm not the only one. Google has added a feature to the Pixel' ...more

Scanning important paperwork on smartphones is a tedious process, often relying on either external scanners or third-party apps that had to be either purchased or were loaded with annoying ads just to get the job done. Thankfully, iOS 11 now lets you easily scan documents usin ...more

We might never truly know all of the colors behind old and classic black-and-white photos, but thanks to technology, we can get a pretty accurate colorization. Although Photoshop is a popular way to colorize these images, you can now use your iPhone, along with a nifty shortcu ...more

Whether or not you believe that the government is snooping around in our private emails, texts, and phone calls, it wouldn't hurt to protect ourselves a little better in the digital realm. If you're worried about them (or whoever) eavesdropping on your digital messages, takin ...more

You can set a GIF as the wallpaper for your iPhone's lock screen, but it won't animate like it does when looking at the image in the Photos app. It's an annoying limitation on iOS, but one that's easily bypassed with a tiny bit of work. If you want an animated wallpaper on yo ...more

When you want to see something far away with a little more clarity or you're having a hard time reading small letters right in front of you, you can point your iPhone's camera at the subject and "pinch" to zoom for a better look. But there's actually something built into iOS f ...more

Now that Hangouts is Android's default messaging app, it's given us a lot of cool new features. A bouncing ellipsis lets you see when the other party is typing, and an indicator shows you whether they've read your message or not. You can even answer the age-old question of "Wh ...more

When Apple first introduced Live Photos in iOS 9, it was a big hit for those who had 3D Touch devices — but one thing this cool feature was sorely missing was editing options. Thankfully, Apple has fixed that in iOS 11 by turning Live Photos into a complete package with editin ...more

I've been a diehard Chrome user since its inception, and even more so since Android was released. The ability to sync bookmarks, passwords, and web history across all of my devices made the switch a no-brainer, but what really made me fall in love was the amount of extensions ...more

Live Photos is an interesting new feature introduced by Apple on the iPhone 6S and 6S Plus models that captures the moments immediately before and after you snap a picture in the Camera app, resulting in a GIF-like animation. But unlike a conventional GIF file, a Live Photo d ...more

I wanted to post a Live Photo to Instagram of me in front of that donut that got eaten next to the CVS on Houston St. in New York, between Mott and Mulberry. The only problem is that Live Photos aren't supported on Instagram, so I couldn't just tap and post it to my feed witho ...more

With an ordinary birthday card, we can introduce a physical device which contains malicious files into someone's home and deceive them into inserting the device into a computer. In my last series, we used a Post-it note to trick a neighbor into visiting a website that we cont ...more

That didn't take very long! Yesterday, after a lengthy delay, Google opened up the development kit for their Chromecast HDMI dongle. And as of very early this morning, renowned CyanogenMod dev Koushik Dutta, or Koush, re-enabled Chromecast support for his AllCast app: AllCas ...more

Apple ProRAW, the new RAW shooting format available on the iPhone 12 Pro and 12 Pro Max, is now available in iOS 14.3. But you won't find a switch for it in the Camera app after updating your iPhone, and that's because it's an opt-in feature you have to unlock. The exclusive ...more

After upgrading to a new system, video games for old consoles are usually forgotten about, wasting away in the back of a closet somewhere. Just recently, I found an old stash of PlayStation 1 games boxed up and hidden beneath a pile of clothes. I thought it was about time to ...more

When you want a helpful task manager on your iPhone or iPad, any of the nine apps in this guide should be at the top of your list. But we'll review each app's features to help you determine which one might be best for your workflow. Using a task manager on your iPhone or iPad ...more

With its white Apple logo on a plain black background, iOS 8's animated boot screen isn't very interesting. While there is no built-in way to change this boring animation, you can customize this boot screen animation if you have a jailbroken iPhone, and the process is fairly e ...more

While it doesn't come with any iPad models out of the box, the Apple Pencil is perhaps the best iPad accessory you can get. It's a powerful writing and drawing tool with an intuitive design and user-friendliness that makes it easy to take notes, draw sketches, mark up document ...more

Welcome back, my budding hackers! We've spent a lot of time learning to compromise Windows systems, and we've successfully compromised them with Metasploit, cracked their passwords, and hacked their Wi-Fi. However, very little time was spent developing ways to extract the inf ...more

Using Bitcoin (BTC) or Ethereum (ETH) to buy alt-coins like TRON (TRX), Stellar (XLM), or Ripple (XRP) can seem intimidating if you're new to cryptocurrency. Though you'll still need to do your research to avoid potential disasters, Binance takes the hassle out of trading digi ...more

PDF is a convenient format for documents that can embed text and pictures and can be read by almost any device—personal computers, laptops, smartphones, etc. However, PDFs are mostly read-only files, so sometimes it's necessary to convert them to JPG images, a universal format ...more

There are seemingly endless photography apps for the iPhone—it is perhaps one of the most popular arenas for application developers. We've covered a few in Giveaway Tuesdays, but nothing comprehensive. We would be remiss to omit the two most popular frontrunners—Hipstamatic ( ...more

An invaluable button on your iPhone can do hundreds, even thousands, of amazing things, but most iPhone users don't even know it exists. You can't push it. You can't click it. You can't press it. But it's the largest button on your iPhone, more powerful than the versatile Side ...more

Remember those old vinyl records? Remember jumping on the 8-track bandwagon? Switching over to cassette tapes? How much money you spent converting your music collection to compact discs? To MP3s? How about your VHS movie collection? You probably emptied the bank switching ove ...more

The video below demonstrates how you can convert you 2D Photos into 3D Models using 3Defy. You will need to follow these steps: 1. Select a photograph to work with. You can either upload one of your own photos, or provide a URL to an image on the Internet. 2. Identify the o ...more