Replace the standard Android lock screen with a new and more exciting one. Customise your Android phone with these free lock screen apps

Is the lock screen on your phone boring? Would you like a different one? There are lots of free apps in the Google Play Store that replace the lock screen. Here are four great freebies to try.

How to use your Android phone as a remote control for everything in your home - TVs, set top boxes, hi-fi and more

Is the remote for your TV, set top box, music system and other devices broken? Before you buy a new remote, try these Android apps which turn your phone into a remote control for all your devices.

3 free Android phone apps to monitor your website and alert you when it goes down. They are essential tools for anyone with a website or blog

If you have a website or blog, what’s the worst thing that can happen? The server going down must rank pretty high. These 3 free apps for Android phones will tell you the minute it happens.

Make sure your phone is secure in public by applying these top tips. How to avoid thieves, hackers and snoopers

Is your phone at risk from hackers, thieves and snoopers when you are out in public? It probably is, unless you have use these 9 ways to secure it. Here is what you need to do to be safe.

Clean up your Android phone's storage to free up space. Optimise the memory and kill apps and tasks in the background for better battery life and faster charging

Many people struggle with the amount of storage on their phones and there is never enough. What can you do? One option is a free clean-up and tune-up tool like Avast Cleanup & Junk Cleaner.

It's not too late to get some help with your studies and there are plenty of apps for your phone and tablet that look like they might be useful, so which ones should you choose? Here are some great suggestions.

Add a Scan widget to the home screen on your Android phone and scan documents and receipts and save them to Google Drive with three taps

Get rid of the paperwork! Scan your receipts and documents and save them to Google Drive with this time-saving widget. Add it to your Android phone home screen for easy access and fast scans.

Set up a video monitoring system in your home and watch on your phone

Set up a video surveillance system in your home for security and monitor it using your mobile phone from anywhere. See what’s happening, live on your phone no matter where you are. It’s free and easy!

Block text messages on your phone and stop people or companies pestering you. This example uses Android 6 on a Samsung Galaxy S6

Do you get text messages on your phone from people and companies you don’t know? Adverts, scams, phishing and other text message irritations can easily be blocked on your Android phone.

Best tips for boosting battery life on your Android phone. The biggest guide ever to increasing battery life and reducing battery drain on Android phones

Stop complaining about the battery life of your Android phone and do something about it. Here’s the biggest, most comprehensive guide to reducing battery drain and making your phone last longer.

Tune up and optimise your Android phone by clearing junk files and caches and closing unwanted apps. 3 free tune-up apps on test

If your Android phone is slow and short of storage space and memory, there are some great optimisers that will give it a boost. These three free ones will have your phone running like new.

Discover who is using your wireless network using an Android app on your phone. Scan for intruders!

Do you know all the devices on your Wi-Fi network? Could other people be using it? These Wi-Fi scanners for Android phones tell you which devices are connected and help spot intruders. Increase your security.

Record outdoor activities like walking cycling and running, then analyse your performance

It is not too late to start exercising and to get fit. There are endless phone apps if you need motivating and on test are three activity tracker apps to map and track walks, rides and hikes.

Create exercise goals in Google Calendar and it automatically marks them as done using Google Fit or Apple Health

Google Calendar is great for scheduling appointments, but it does more and you can create goals. Now the mobile app works with Google Fit and Apple Health to manage and track your fitness goals.

Check out these great apps for Android and iOS phones for learning to read music and play an instrument. Learn on the go

Learning to play a musical instrument brings many benefits. Studies, carried out across the world, show that people who play the piano, guitars, and other instruments benefit greatly from doing so. These Android apps can help.

Get paid apps for free using this trick. Works with the Google Play Store and Android apps!

There are bargains in the Google Play Store and for a short time price reductions on certain apps make them a bargain not to be missed. Here’s how to get fantastic full priced apps for free.

Back up your WhatsApp chats and media files and protect them from loss and disaster

If you lose your phone, what would happen to your WhatsApp conversations and media files? If your phone broke, would you lose everything? What if you buy a new phone? Best back up now!

Use Google Photos editing tools to enhance photographs and fix faults like exposure

It isn’t that long since I last looked at Google Photos, but it has changed again and this app is getting some serious attention from Google’s developers. Check out the new and changed features.

Set your Android phone to always connect to the network you want with WiFi Prioritizer

Does your phone sometimes connect to the wrong Wi-Fi network? It can happen when there are two or more available. WiFi Prioritzer for Android lets you choose which one to automatically connect to.

Choose the right camera app for your phone and it could result in much better photos

Can a camera make you a better photographer? Sure. Here are three that enable you to take better photos on your smartphone. Two of them are for fun and one is for serious photographers.