To harness the power in your pocket or upgrade the bare-bones video recording app on your iPhone or Android device, try one of these top third-party options. You’ll also find more common features like frame rates from 24 to 240 and various file format options. Audio recording is equally professional, with granular controls and advanced tools for experienced filmmakers.   If you’re serious about recording video on your iPhone, this is the app you need. You will, however, pay for it. The app costs $15 and offers in-app purchases for many of the most professional features.  Download For: Shooting assistant options include zebra bars, false color for exposure and ranges, and focus peaking for precision focusing. Uniquely, selectable bitrates range from 10Mbps up to 100Mbps, and embedded timecodes appear in video files.  Like FiLMic, MAVIS offers a massive array of professional controls. The interface is clean and professional, but the broad toolset is available only to iOS users, free of cost. Audio recording and monitoring options are just as flexible, with on-screen audio meters and Bluetooth microphone input options.  For users that like taking videos on their devices but might be overwhelmed by the feature range and complexity of FiLMic Pro, MoviePro is an excellent choice. The cost is also comparatively low at just under $10.   The feature list includes desirable functions that enhance the the built-in camera app. Open Camera also supports the newest Camera2 API. This API allows the app to set manual focus, ISO, exposure, white balance, exposing burst mode, RAW capture (via DNG), and slow-motion video.  Open Camera is a capable camera application that can ably replace the built-in app on your Android phone at no additional charge.  This photo app sports a better interface than the similar Open Camera, with a more polished look. You will also find built-in video editing for trimming and sharing your videos. Camera MX is free to download and includes in-app purchases for accessing premium features like filters and enhanced capture modes.  Unlike FiLMic Pro, ProMovie Recorder is free to download. You’ll need to make a one-time $3 in-app purchase to remove the watermark from your exported videos. For students or hobbyists who want to explore a high-fidelity video recording app, this is the place to start, risk-free. You can combine multiple clips, add music, insert titles, and apply filters to your sequence, then share it to nearly any social media channel. All of this can be done within the app, with no need for a computer.  The Videoshop app is free, but access to pro-level features requires in-app purchases that range from $5 to $90. Download For: Compatible with iPhones and iPads, LumaFusion delivers professional multi-track editing and many of the tools you’d expect to find in a desktop non-linear editing (NLE) application. It will run you nearly $30, but the pro-level features fit the price.