Remember Flappy Bird? It was an infuriatingly simple, yet maddeningly difficult game that was incredibly addictive. It was nothing really and could be knocked up in an afternoon by a reasonably competent programmer. 2 Cars is similarly exasperating and its simplicity, difficulty an addictiveness will appeal to Flappy Bird fans.

Do you have bad apps on your phone? Are you worried about downloading and installing apps? Have you heard that there are bad apps in the Google Play Store? Apps can be bad for many reasons and, although rare, they certainly exist and there is a small chance that you could install one on your Android phone or tablet. Here is how to avoid them.

Plague – The Network is an unusual kind of social network and unlike rival services, you don’t have any friends at all. In fact, you don’t even need an account. At first sight this seems to be a very odd concept for a social network, but it is strangely addictive and quite entertaining. You will soon be hooked!

There is an old saying, ‘Use it or lose it’. Well, you won’t lose your mind, but unless you exercise it, it will weaken and become slow at thinking, reasoning, logic and mental arithmetic. Brain training games can improve your mind and keep it sharp. The more you use it, the better it will be here are two popular brain training apps that run on both Android and iOS, Elevate and Mind Games.

Transport Empire is a free game that runs on just about anything – iPhone, iPad, Android phones and tablets and even Facebook. It takes you back to the early days of steam trains, steam boats and airships, and you must build and manage cities and transport systems, and accumulate lots of money. I am playing the iPad version and it is a lot of fun.

There are tens of thousands of podcasts to listen to on your mobile phone or tablet and they can be funny and entertaining, educational and instructive, packed with news and comment, and much more. If you like listening to podcasts, here are two of the best around and a comparison of their features and ease of use. Which is best, Podcast Republic or Podcast Addict?

Estar Battery Saver is a battery monitoring app for Android phones and tablets that has an unusual feature. It rates apps in the Google Play Store according to how much they drain your battery. This enables you to choose those that use the least power to maximise the length of time your device will last on the battery.

iBOLT Dock'n Drive

The mobile phone is probably the most high tech piece of equipment you own. It can make phone calls, send text messages, play music, use GPS and mapping, measure your speed and altitude and much more. It makes a great gadget to have in your car – just get a phone car mount kit and the iBOLT Dock’n Drive app.

When traveling, whether it is across town or across the world, I always have my iPhone on hand. Technology allows me to have a world of technology at their fingertips. When I'm somewhere unfamiliar, there's a bevy of applications that can help me save time and money. Here are some of the applications that I simply cannot live without while traveling.

One of the nice features of Android is the way in which it can be customised. Take the lock screen for instance. It can be totally transformed by installing a lock screen widget. It is much more useful than lock screen wallpaper and they often have some useful features.

There are many apps that offer similar features to the ever-popular Instagram and it can be difficult choosing which one to go for. EyeEm is one option and this popular app is like Instagram in some ways, but there are differences and the possibility of making money

iBooks is an excellent app that enables you to buy ebooks in the iTunes store and then read them on your iPhone, iPad or iPod Touch. You can carry a whole library of books in your pocket, read them on the bus, train or plane, take them on holiday and so on. But how do you delete a book?

Mobile phones and tablets slow down over time and they become increasingly sluggish as they grow older. The Google Nexus 7 with Android 5.0 Lollipop is a particularly bad example and a recent one, but it happens to all devices eventually. Sooner or later They just slow to a crawl. Can they be fixed? Yes!

Keep checking your phone and tablet because Android 5.0, Lollipop could arrive any day. For some lucky people, it has already arrived and it can be downloaded and installed. There are a few things you need to consider before upgrading and there are some techniques for making the upgrade smoother.

Everyone likes free stuff right? Well, now you can get a tone of free stuff courtesy of Adobe. For a limited time only, everything is free for the Aviary photo editor for Android and iOS. Photo Editor by Aviary (Android / iOS) is a great free photo editor for mobile devices and there is a huge range of extras available through in-app purchases. Until the end of November 2014 they are all free!

Google seems to be duplicating apps these days and there are two email apps, Gmail and Inbox, and two messaging apps, Hangouts and Messenger. The big question is whether the company will eventually phase out the old apps and force people to use the new ones. For now though, you can choose to use either apps for email and messaging. Should you switch from Hangouts to Messenger?

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Many actions you perform on your mobile phone are repetitive, such as taking a photo and sharing it, checking in at favourite places, looking up places we are visiting in Wikipedia and so on. There is a well known app called IFTTT (IF This Then That) that automates tasks on mobile phones. Less well known, but more powerful is Microsoft’s on{X}.

Fitness and activity tracking has suddenly become a hot topic and there are numerous apps, bands and watches that promise to record every move you make. Apple has built in a Health app to iOS 8 and the iPhone 6 tracks every step you make, Microsoft just launched a wristband with tracking capabilities and a HealthVault website, and now Google has launched its own app. I have been running Google Fit for the past week on my Samsung Galaxy S4, so how has it been?

There is a fantastic full moon tonight, with a perfectly clear sky. The moon looked fantastic, so I decided to see which mobile phone could take the best shot of the full moon. I used a Samsung Galaxy S4 and an iPhone 6. The Samsung has a higher resolution camera than the iPhone, so the expectation was that it might produce a better moon shot, but did it?

The iPhone and iPad are just a black box. You switch it on and it just works. You don’t need to know what it is actually doing to make it work, except on those occasions when it doesn’t. Then you are struggling to find out what the problem could be because there is very little information to work with. The solution is Phone Doctor Plus.