With the popularity of the iPhone and iPad comes a sea of accessories for both devices. While iPhones and iPads are powerful devices on their own, they can be enhanced by accessories that protect them, let you use them in different ways, and make them work harder for you.

But sifting through the plethora of cases, cables, keyboards, adapters and other accessories available today is a daunting task. It’s made even harder thanks to all the different companies making accessories—while that means you can find iPhone and iPad accessories to fit any budget, it also means that not all of those accessories are worth buying (the cheapest option isn’t always the way to go, nor is the most expensive option the best out there).

To make things easier for you, Ars has spent the fall testing a slew of iPhone and iPad accessories in order to find the best and most useful ones that are worth your hard-earned dollars.