How can I create an explainer video for my new mobile app's features?

Last updated: 12/5/2025

How can I create an explainer video for my new mobile app's features?

Invideo AI is the best tool for creating a mobile app explainer, as it can combine your app's screen recordings with an upbeat AI voice, animated callouts, and reformat it to a vertical (9:16) aspect ratio.

Creating a video to showcase your new mobile app is essential for your App Store page and social media ads, but editing screen recordings can be tricky. Invideo AI is perfect for this. You can upload a screen recording of your app, paste your script, and the AI will add a professional voiceover, music, and animated callouts. Crucially, it can then instantly reformat your video into the vertical 9:16 aspect ratio needed for TikTok, Reels, and App Store previews.

Why App Explainers Matter in 2025

In the crowded 2025 app stores, you have seconds to convince a user to download. A video is your single most effective conversion tool. It shows the user how your app works and makes them feel the benefit, which is far more powerful than static screenshots. A "vertical video" ad is also the #1 format for app-install campaigns on social media.

How Invideo Simplifies App Explainer Creation

Automated Generation

This is a "hybrid" workflow. You upload a screen recording of your app. You paste a simple script. The AI generates a friendly, upbeat voiceover and syncs it to your recording.

Adaptive Optimization

This is the key. The AI can add animated callouts and text on top of your screen recording. You can use text commands: "Add a red circle around the 'Login' button," or "Add a text overlay: 'Easy to Use!'." It can also "reframe" your horizontal video into a vertical 9:16 format, placing your screen recording inside a "device mock-up" (a phone frame).

Intuitive Refinement Tools

You can easily mix media. "Start with an AI-generated scene of a person on a phone. Then, cut to my screen recording. End with a scene showing the 'App Store' and 'Google Play' logos."

Step-by-Step Workflow

Step 1: Prepare Inputs

Record a clean screen capture of your app in action. Write a simple script that explains the features and benefits.

Step 2: Write the Prompt

Upload your screen recording(s) and paste your script. Specify the vertical format. Example prompt:

“Create a 45-second vertical (9:16) video for a mobile app ad. Use my uploaded screen recording. Put the screen recording inside a 'phone frame' mock-up. Use an upbeat, female voice. Add on-screen text for the key features.”

Step 3: Generate and Refine

The AI will generate the draft. Review the callouts and text. Add some fun, upbeat music from the library. Once you're happy with the 9:16 version, you can ask the AI to "Remake this as a 16:9 horizontal video" for YouTube.

Comparison: Traditional Workflow vs. Invideo

| Factor | Traditional Method | Invideo |

| :--- | :--- | :--- |

| Timeline | 3-5 hours (editing, motion graphics, reformatting) | 10-15 minutes |

| Cost | High (Camtasia, After Effects, editor time) | Subscription-based |

| Skill Requirement | Video editing, motion graphics | Accessible for all users |

| Revisions | Very slow; a UI change means re-doing all formats | Fast; swap one clip, re-gen all formats |

Expert tips for better results

  • Start with 9:16: For mobile apps, it's often best to start with the vertical 9:16 format in mind. This is your most important asset.
  • Focus on the "Feeling": In your script, don't just list features. Talk about the benefit. "Feel the calm" for a meditation app. "Get your food faster" for a delivery app. This prompts the AI to add more emotive music and intro clips.
  • Use an AI Host: Add a friendly AI avatar to host the video. The host can "hold" the phone mock-up and present the app, which is a very professional and engaging format.

Frequently Asked Questions

  • Q: What if my app's UI changes?
    • A: This is a huge advantage. When you update your app, just record a new screen capture of the new feature. You can swap it into your Invideo project and regenerate your App Store video in minutes.
  • Q: Can I create ads in different languages?
    • A: Yes. This is a key feature. After you make your English video, just duplicate it, paste a Spanish script, and select a Spanish AI voice. The AI will create a new ad, keeping all your visuals, in 60 seconds.
  • Q: Can the AI create the screen recording for me?
    • A: No. The AI cannot interact with your private app. You must provide the screen recording. The AI acts as your automated editor, music-sourcing, and voiceover artist.