Find the Volume of a Parallelepiped

One of the most popular usages of modern-day smartphones is listening to music. It doesn't matter if you download or stream your tunes, you are part of a massive group of users who do exactly the same. While statistics are a bit foggy on how many smartphones users download mus ...more

Every Galaxy S20 sold in the US — even the S20+ and S20 Ultra — simply can't be rooted. With the bootloader permanently locked, you miss out on the world of rooting and the customization it opens up, but modifications are still possible. Thanks to some Samsung-developed apps ...more

Voice-activated digital assistants from Amazon, Apple, and Google currently have the upper hand for home automation integrations, but a new augmented reality mobile app promises to give homeowners and renters visual control over their connected appliances. Smart AR Home, avai ...more

The Galaxy Note 20's speakers are so loud and capable that they almost never need to be set to 100%. But by the same sense, it can be hard to find that just-right volume level since one increment represents a bigger change in sound output. Believe it or not, there's actually a ...more

Once the laughing-stock of the navigation app market, Apple Maps is now a powerful, reliable travel companion. Apple rebuilt the platform from the ground up, placing the app in league with Google Maps. That said, there's always room for improvement, as demonstrated by its impr ...more

With much of the hype centered around its powerful cameras, it's easy to overlook the equally impressive audio capabilities of the Galaxy S9. After all, the S9 and S9+ are the first Samsung flagships to feature AKG-tuned stereo speakers, and that's not even mentioning all the ...more

Google just announced a new and improved Chromecast at an event in San Francisco this morning, and debuted a new "Chromecast Audio" for streaming music directly to any speaker. I'm sure you rushed off to the Google Store to buy one of these promising and powerful devices, but ...more

The sound I get when receiving a new text message is the camel from that Geico commercial yelling "Hump Day!" Sure, I could find a less obnoxious notification sound, but it makes me laugh every time, and that's important. However, it may not make my friends or coworkers laugh ...more

Your phone's volume panel is one part of the user interface that usually goes unnoticed to themers and developers. With themes capable of changing the look and feel of the fingerprint scanner, keyboard, and other system apps, this central aspect of the UI seems to get lost in ...more

If you'd rather be gently relaxed out of bed instead of stressed out at loud alarm sounds, there are a few things you can do on your iPhone. One of your best options is to use carefully selected songs that start out calm and soothing and gradually increase in intensity and vol ...more

Maybe it was the years of concerts with deafening speakers blasting music into my ears, but I always listen to my tunes as loud as the volume allows me. So, it's pretty annoying when I get a "high volume" warning every time I listen to music on my OnePlus One with my headphone ...more

The volume buttons on the side of your iPhone can do more than just adjust the volume levels for media, ringers, alerts, Siri, and other sounds and voices. You can use them to perform different actions in certain apps and even create custom actions using the Shortcuts app. It' ...more

Got a Samsung Galaxy Note 2 phablet? Sure, it has its problems like any other mobile device, but it's still one of the hottest phablets on the market right now, because, well... it's awesome, right? Still, there are some things that can be tweaked on the Note 2 for a better u ...more

If you've ever taken apart an electronic device that uses physical buttons, you already know why these types of input methods are destined to fail. The rubberized contacts used in physical press-and-release buttons like those of a gamepad or keyboard are incredibly frail and c ...more

Let's say you're watching a video and everything's going great, but you feel the need to raise the volume a tiny bit. You hit the volume button on your Nexus 5, and all of a sudden, a giant volume slider appears that obscures half of your video for 3 seconds. I know it's happ ...more

With all the controversy around the Pixel 3 XL, the regular-sized Pixel 3 might be the phone of choice for most users. Thanks to the huge boost in screen size, the little brother is now an easier pickup for those who like a bigger screen. And once more, the internals are the s ...more

You don't need a study to tell you how beneficial music is to helping you fall asleep. Most of you probably have your soothing playlist and SleepPhones queued up and ready to go before you get into bed and count those Zs. But while your eyelids grow heavier as you slowly feel ...more

While the Spotify interface isn't overly complicated or confusing, it's not exactly safe to use when behind the wheel. Thankfully, a new app from Navideck is here to make driving with a Spotify premium membership easier and safer for your daily commutes. With the app, premium ...more

With the recent launch of the developer preview for Android 9.0 Pie, many are clamoring to get their hands on some of the new features. Unfortunately for most Android users, Android Pie will not arrive on their device until 2019. The good news is you can add one of Android Pie ...more

For a long time now, VLC has been the go-to media player for Windows and Mac — but it's fast becoming the best third-party video player on Android and iOS, too. Aside from its ability to play virtually any file type, one of VLC's best features on mobile is the fact that you ca ...more

It seems like custom Google Now commands are a dime a dozen these days. With Commandr for Google Now giving non-rooted users their first taste of custom voice commands just a couple weeks ago, you may wonder why we're covering this subject again. Unlike Commandr, the app Auto ...more

Much like the high volume warning, there are various minute features on Android that users either hate or just find annoying. Thankfully, there are developers out there that sympathize. It may seem frivolous, but one feature that a lot of people want eliminated is the screen w ...more

The attention to detail and build quality that Motorola put into the new Nexus 6 is amazing. Its curved backplate fits the hand like a glove, and fingers slide effortlessly across the rounded edge of its glass front, making the swipe gesture for side navigation menus feel more ...more

Though more well known for their OLED displays and advanced cameras, Galaxy phones like the S8, Note 10 & 10+ and S10 series are a force to be reckoned with when it comes to audio. In fact, flagships from the S9 on up feature AKG-tuned stereo speakers, along with a slew of sof ...more

Apple unveiled the latest generation of its flagship earbuds, AirPods Pro, on Monday, Oct. 28. Aside from the increased price tag, new in-ear design, and wider charging case, the biggest change by far is in Active Noise Cancellation. Finally, we can listen to AirPods on a plan ...more

Have you ever fallen asleep watching television only to be rudely awoken by one of those obnoxious commercials that randomly play three times as loud as everything else? While the FCC actually made excessively loud commercials illegal as of last December, it's up to providers ...more

Anyone who does a lot of photography knows that the right exposure can make all the difference in the world. Taking a picture of something in motion requires a long exposure, so if you've ever wondered why your fireworks photos never quite turn out right, your shutter speed co ...more

Android's settings menu is actually pretty daunting. There are options for nearly everything, so in the sea of various menus and submenus, it's easy to overlook important privacy and security settings. On Google's Pixel phones in particular, there are 20 such settings that you ...more

Smartphones have put an end to camcorders. If you want to capture memorable moments in high quality, look no further than that technological marvel in your pocket. Recent Galaxy phones are shining examples of how far we've come — but the more capable a camera gets, the more co ...more

When it comes to text documents and spreadsheets, Microsoft Office is the be-all and end-all office suite—but it's not cheap. Paying anywhere from $140 to $400 puts a big dent in your bank account, especially if you're a broke college student eating ramen for breakfast, lunch, ...more

On most Android devices, the various volume levels are comprised of either 7 or 15 steps between minimum and maximum. For voice-call volume, alarms, and notifications alike, 7 presses of a volume button will bring you all the way from silent to full-blast. With media controls, ...more

We have shown you how to get CyanogenMod on your HTC One and Samsung Galaxy S3 in only a matter of minutes. But when modding your phone by installing custom ROMs, you'll often lose your access to Google Apps. Since Google's Apps are very useful (Gmail, Chrome, and Maps to name ...more

The OnePlus 6T is easily one of 2018's best value phones for many reasons, especially when it comes to rooting and modding. But like many new phones, it's plagued with the single bottom-firing speaker that left us wanting more in the sound department. The speaker is decent on ...more

SEO is the name of the game. If you want your business or brand to succeed, ranking on the front page of Google is a boon. Getting to the front page of search engines takes work, but it's not impossible when you master SEO best practices. That's where SSEOZI: Your Professiona ...more

One of the biggest hurdles for making touchscreen text input easy on the user has been finding a simple way to move the cursor around. With all the advancements in mobile technology, we're still left fumbling around with tiny arrow indicators or magnifying glasses when we need ...more

Back in 2009, largely due to the sheer number of users demanding it, Spotify added an amazing little feature — the ability to disable volume normalization. While the feature is nothing more than a toggle on the visual front, the audible difference is far superior and moons apa ...more

Apple's iOS 13 has been quite the disrupter. The initial update featured over 200 new features and changes, while its successor, iOS 13.1, brought another 22 to the mix. With the company's latest update, iOS 13.2, you'll see an extra 22 amendments on your iPhone, including new ...more

Here's the situation: you need Face ID or Touch ID disabled, yesterday. You don't have time to dig around in your settings, slowly working through an authentication reset. If you find yourself in a place where you think your own face or fingerprint will be used against you, us ...more

Your HTC EVO 4G LTE has been lying to you. It will tell you when you're connected to a 4G network, but it will say 3G even if you're connected on 1X, which is a 2G CDMA network! This issue is just one of the many things you can fix after rooting, which allows you to take full ...more

With Nexus devices already enjoying Android 5.0 Lollipop, most other manufacturers are scrambling to get their flagships updated to Google's latest operating system. While HTC has promised Lollipop by the end of 2015, OEMs such as Motorola and Sony have already issued updates ...more

Despite its rocky start, the Essential PH-1 has a lot going for it. Not only does it get consistent security patches and system updates hours after the Pixels, but like the Google-developed lineup, it's also great for rooting. Not only is your warranty not void with rooting, b ...more

Losing important data is the modern-day equivalent of misplacing your wallet or keys. We have tons of vital information stored in our digital worlds, and losing any of it can be devastating. But if you've accidentally deleted something important from your Android device, there ...more

Out of the box, your Android device can be customized in many different ways, and a ton more with root access, but adjusting the actual interface of the system is a little bit more challenging. Changing the status bar size, icon width/length, and positioning of toast notificat ...more

LG's new KnockOn feature for the G2 wakes the phone up just by tapping on the screen twice, in lieu of using the power/lock button. This is something that would be equally as helpful on the HTC One, as it's sometimes a pain to use the power button, especially if it's worn out ...more

Wordpress is one of the world's most-loved content management systems (CMS). The user-friendly interface and ease of use have made this open-source system a no-brainer for millions of people. Over one-quarter of the top 10 million websites on the planet use Wordpress. Yet wit ...more

It's rare that a developer listens to the wishes of the masses, but that's exactly what CyanogenMod has done with their new CyanogenMod Installer, which automates the entire ROM installation process on your HTC One or other Android device. Previously, upgrading from the stock ...more

If you own a Samsung phone and enjoy rooting or modding your device, flashing official firmware can be very useful. Odin is Samsung's own internal program for loading such updates for testing purposes, and it's quite easy to use for your own custom modification needs. Though ...more

Xposed, by XDA developer rovo89, is a framework for your Samsung Galaxy S4 (or other Android device) that lets you add tweaks and customizations to your ROM (either stock or custom) without any real hassle. This pretty much means that your GS4 can have the features of a custo ...more

One of the coolest features of the Samsung Galaxy S4 is Group Play, which lets you connect other Samsung Galaxy S4s up to yours so you can use them as extra speakers to create a surround-sound stereo of sorts. While the feature is definitely cool, there is a downside. It can ...more

There's a common saying that separates cooks from bakers: baking is a science, while cooking is an art. When baking, one little misstep can alter the texture, taste, and consistency of any recipe. Yet it doesn't have to be a scary science—forget your not-so-happy high school ...more

Apple's stock Podcasts app in iOS remains my go-to for all of my podcast-listening needs, but skipping around during an episode can be frustrating. Scrubbing audio along the timeline is often an imprecise maneuver, which is why the skip buttons can be so useful and efficient. ...more

Android is a highly customizable operating system. Sometimes, we use these capabilities to add core functionality or streamline the user experience, but there are other times when customization is just about having fun and making your smartphone's interface more enjoyable. Th ...more

Third-party keyboards have become a game changer for iPhone owners since their integration in iOS 8. And while the major players from the Android realm—Fleksy, SwiftKey, Swype—already have their keyboards on the iOS App Store, their products are relatively standard fare. And ...more

The OnePlus One definitely fits the phrase "more bang for your buck," and despite the absence of something like the HTC One M8's Duo Cam or the LG G3's Laser Auto Focus, it still takes a great photo. For normal, everyday pictures, the 13-megapixel camera sensor is great, even ...more

There are plenty of apps on Google Play for customizing your Samsung Galaxy S3 with wallpapers and new lock screens, but to be honest, you're not really customizing until you root. Once you're rooted, you have unlimited mods and hacks to choose from to make your device run be ...more

Adobe Audition, Audacity, and other audio editing software have tools to isolate vocals and instruments in regular songs so that you can get an instrumental track for karaoke, vocals for an a capella version, or solo drums, bass, keys, etc. that you can use to learn the song y ...more

The iPhone has a handy feature called AssistiveTouch that lets you quickly adjust volume, lock your screen, rotate your display, and even navigate through the phone's interface using a virtual home button. In a way, it's a lot like the on-screen navigation bar that you'll find ...more

The Galaxy S6 won't hit shelves until later this spring, but that didn't stop the Android community from working its magic and pulling a handful of apps from the device's stock firmware. Several of these apps rely on framework elements that aren't present on current-generation ...more

Your smartphone has a ton of ringtone options built in, but ringtones haven't really changed much in the past decade, and it's definitely not cool to hear someone in the supermarket with the same lame ringer. While replacing the stock sounds with a song of your choosing is the ...more

There's over 20 million people out there who use Ubuntu as their main operating system, and the number is steadily increasing due to its thriving community. While it's easy enough to download Ubuntu on your PC, the process to get it on your mobile devices can be fairly more di ...more