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Create an app walkthrough video with voiceover (Marketing)

Learn how to record a screen capture of your Patient App and publish an Instagram Reel with green screen so you can narrate features while patients watch the demo.

Overview

This tutorial walks you through creating a social media post using Instagram Reels Green Screen so you can provide personal commentary while walking through sections of your Patient App.

A walkthrough Reel adds a human face to your app demo, which often performs better than a silent screen recording alone.

This article is for practice owners and marketing staff promoting your app on Instagram.

Before You Start

  • Screen recording of your Patient App saved to your phone gallery.

  • Instagram app with access to Reels and Effects.

  • Tripod (optional) and good lighting (optional) for clearer face camera footage.

  • iOS screen recording help: Apple Support guide

  • Android screen recording help: Google Support guide

Why It Matters

Walkthrough Reels help you:

  • Explain benefits in your own voice while showing the actual app UI.

  • Build trust with prospects who have not visited your practice yet.

  • Reuse content in Stories, paid boosts, and other channels after posting.

For broader social strategy and example captions, see Promote on social media (Admin Panel).

How It Works

You record your app on screen first, then film yourself in front of a green screen effect with that recording as the background. Instagram merges both into one Reel you can caption and share.

Example:

Step-by-Step Instructions

Record your app

  1. Open your phone’s Control Center or quick settings.

  2. Start Screen Recording.

  3. Open your Patient App and navigate through the sections you want to highlight. Move at a pace that matches your planned narration.

  4. Stop the recording. The video saves to your gallery.

Set up green screen in Instagram Reels

  1. Open the Instagram app.

  2. Go to the Reels tab.

  3. Tap Effects on the left side of the screen.

  4. Search Green Screen.

  5. Tap Change Background.

  6. Select your app screen recording from your gallery.

Record yourself with voiceover

  1. Hold the record button and narrate the video as the app plays behind you.

  2. Preview the Reel.

  3. When satisfied, add a caption and select a cover image.

Share your Reel

  1. Tap Share in the bottom right corner.

  2. Mention link in bio in your caption if your app URL lives in your Instagram bio.

Best Practices and Pro Tips

  • Record in a well-lit room with a plain background.

  • Keep your app demo concise to retain viewer attention.

  • Ensure your voice recording is clear and audible.

  • Add closed captions in Instagram or your editing tool for accessibility.

  • End with a clear CTA (for example, welcome offer + link in bio).

Common Mistakes and FAQs

Q: Can I use a pre-recorded voiceover instead of narrating live?

A: Yes. Record narration separately, import in a video editor, or use Instagram’s audio tools if available on your device.

Q: Do I need a physical green screen?

A: No. Instagram’s Green Screen effect replaces the background with your selected video.

Q: What should I show in the app recording?

A: Focus on sign-up, welcome offer, shop, memberships, rewards check-in, or financing, depending on your launch priorities.

Next Steps and Support

Need help? Email support@repeatmd.com

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