100% Browser-Based Editing

# The Professional Desktop Alternative to Captions.ai

Move beyond mobile. DevMotion brings AI-powered captions, 3D device mockups, and a full timeline editor to your browser—no app install required.

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## DevMotion vs Captions.ai

While Captions.ai is a great tool for mobile creators, DevMotion provides a more robust, professional environment for desktop users and developers who need precision and automation.

Feature | DevMotion | Captions.ai
--- | --- | ---
Platform Support | Browser-based (Windows, Mac, Linux) | Mobile App Only (iOS/Android)
Timeline Editor | Full multi-track with keyframes | Basic clip-based editing
3D Device Mockups | Laptop, Browser, and Phone types | Not available
Video API & Automation | REST API + MCP for AI Agents | None
Free Tier | 720p exports with no watermark | Limited / Paid only for AI
AutoCut Filler Words | Included in all plans | Subscription required
Pricing | Starts at $9/mo | Starts at $17/mo

## Why Choose DevMotion

Full Desktop Workflow

Unlike Captions.ai which is mobile-first, DevMotion is built for the browser. Edit on a big screen with precise mouse control and a multi-track timeline.

Dynamic AI Captions

Generate word-level animated captions with custom fonts, emojis, and brand colors. Includes advanced AutoCut to remove silences and filler words.

3D Device Mockups

Create professional SaaS demos using 3D laptop, browser, and phone mockups with bezier-curved keyframe animations for smooth transitions.

Developer-First Video API

Scale your production with a REST API and MCP for AI agents. Programmatically render videos with dynamic text and assets automatically.

## How to Switch from Captions.ai

1. 1

   Import or Record

   Upload your footage or use our built-in browser recorder to capture your screen and webcam simultaneously.

2. 2

   AI Enhancement

   Apply AI AutoCaptions, use AutoCut to trim silence, or dub your video into 50+ languages with original voice cloning.

3. 3

   Professional Polish

   Add 3D device layers, apply keyframe animations for zoom effects, and customize your brand style on the timeline.

4. 4

   Export & Share

   Export in 1080p or 4K for social media, or use the Video API to generate personalized versions at scale.

## When DevMotion Is the Better Choice

SaaS Product Demos

Showcase software using 3D browser mockups and smooth keyframe zooms that are impossible to create in mobile editing apps.

Global Content Distribution

Translate your content into 50+ languages with AI dubbing that maintains your unique voice, perfect for international YouTube growth.

Automated Content Creation

Use the Video API to generate hundreds of personalized videos for marketing campaigns or customer onboarding without manual editing.

## Frequently Asked Questions

Can I use DevMotion on my computer without downloading an app?

Yes, DevMotion is 100% browser-based. Unlike Captions.ai which focuses on mobile apps, you can access our full professional editor on any desktop OS via Chrome, Edge, or Brave.

Does DevMotion have a free version without watermarks?

DevMotion allows you to export 720p videos for free with no watermark. Our paid plans unlock 1080p/4K exports and advanced AI features.

How does the AI Dubbing compare to other tools?

DevMotion supports over 50 languages and uses advanced voice cloning technology to ensure the translated audio sounds exactly like the original speaker's tone and pitch.

Can I automate video production with an API?

Absolutely. DevMotion provides a robust REST API and MCP support for AI agents, allowing you to render videos programmatically—a feature not available on Captions.ai.

Is there a timeline editor for precise cutting?

Yes, DevMotion features a full multi-track timeline with keyframe animation and bezier easing, giving you professional control that mobile-only apps lack.

## Explore DevMotion

AI Video Translation

Translate your videos into 50+ languages with AI voice cloning.

Video API Documentation

Learn how to render videos programmatically using our REST API.

AutoCut Silence Remover

Automatically remove silences and filler words from your videos.

## Ready to switch?

DevMotion is free to start. No credit card, no install required.

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