Our comprehensive list of the best iPhone apps available, from time-saving productivity tools to fun apps you won't be able to put down. Out of the almost one million apps on the iPhone App Store which are the ones every new iPhone owner really needs to have? Which are the ones that will best. Just pick up a new phone? Or simply have an afternoon to burn and want to download some toys? These are our must -have iPhone apps. There are two sides to Firefox Focus — and both make it worth installing on your iPhone. Everything from the background audio to illustrations of constellations showcases taste. Purely as a tool for live performance, Korg's app is first-rate. Immediately, you get something resembling a finely-crafted poster. You get three types of timer - single-use, stopwatch, and reusable. It's simply the nicest app of its kind to use, with a polish and refinement that cements its essential nature. It also allows you to easily type in usernames and passwords to apps, allows complete interaction through Siri, and even play Apple TV games using the accelerometer and gyroscope in your iPhone. The app uses a basic onion-skin approach, meaning you can see the previous few frames faintly behind the current one, ensuring whatever you draw doesn't lurch all over the place. The app comes with a selection of free illustrations, and each day, users can unlock and color a single new illustration, using coloring tools such as an acrylic or watercolor brush, spray paint, or a fill tool, with a gradient color wheel and custom palettes. At least Nintendo is showing iOS some love—finally. Smart piano strips have been expanded to all keyboard instruments, helping anyone to play perfect melodies. It's essentially a real-time messaging system, where people have group conversations based around user-defined hashtags, or send private messages to one-another.