Make sure you're device runs on Android or iOS, and has at least 2GB of free internal memory
Most of our users include multiple photos or videos in their Capptions, so have the best Capptions experience, it's vital to have memory available to temporarily store media and cope with memory usage of templates at the same time. Having 2 gigabytes available is a safe margin, that makes sure everything works as it should be.
We advice to use a relatively new iOS or Android device. Other operating systems (OSs) work too, but then you'll need to switch to your mobile browser. Officially, we support the two most recent versions of iOS and Android. For OS support, please refer to this article on OS support.