Guides & Tutorials

Record smarter, not twice.

Practical guides on vertical vs horizontal video, dual-camera recording, and getting the best out of your iPhone camera.

How-to

Split Screen Video on iPhone: How to Record Two Cameras Side by Side

The trick to a clean split screen video is capturing both angles in a single synced take. Here's how to record two cameras at once on iPhone — and turn them into a side-by-side clip.

7 min read →
How-to

How to Record Front and Back Camera at the Same Time on iPhone

Yes — iPhone can film your face and the scene in front of you at once. Here's exactly how to record the front and back camera at the same time, in one synced take.

8 min read →
Comparison

Best Dual Camera Apps for iPhone (2026): A Buyer's Guide

A practical, honest guide to choosing a dual camera app for iPhone in 2026 — the features that actually matter, why the stock Camera app can't do it, and where DualCam fits.

8 min read →
How-to

How to Make Reaction Videos on iPhone

Reaction videos come down to one thing: capturing your face at the same moment as whatever you're reacting to. Here are the two ways to do it on iPhone — a live front+back PiP take, or a face-cam recording you combine with a source clip.

8 min read →
How-to

How to Upload a Video to YouTube From Your iPhone (2026)

Three reliable ways to post a video to YouTube from your iPhone — the YouTube app, the Photos share sheet, and DualCam's built-in upload — plus the fastest path when you just finished recording.

7 min read →
How-to

How to Make a Duet or Side-by-Side Video on iPhone

Two ways to make a two-panel duet on iPhone: TikTok's native Duet tool, or your own side-by-side video recorded with two cameras in a single synced take.

7 min read →
How-to

How to See Yourself While Recording: iPhone Mirror-Camera Setup

Filming with the back camera means you can't see yourself. Here's how DualCam's live front-camera Picture-in-Picture gives you a mirror view while you record — so you can check framing, hair, and eyeline in real time.

7 min read →
Formats

Vertical vs Horizontal Video: Which Format Should You Use in 2026?

9:16 or 16:9? A platform-by-platform breakdown of when to shoot vertical, when to shoot wide — and why you no longer have to choose.

8 min read →
Workflow

How to Film for TikTok and YouTube at the Same Time

The fastest way to feed every platform: one recording that saves a vertical file and a wide file at once. Here's the workflow.

7 min read →
How-to

How to Record Two Cameras at Once on iPhone (2026 Dual Camera Guide)

iPhone can record two cameras simultaneously thanks to Multi-Cam. Here's what you need, which models support it, and how to do it.

8 min read →
Settings

Best iPhone Video Settings for Creators: 4K, 60fps & HEVC Explained

Resolution, frame rate, and codec decoded — pick the right iPhone video settings for crisp footage without bloating your storage.

8 min read →