Back to Blog

Seamlessly Convert Horizontal Videos to Vertical with FFMPEGAPI.net

June 2026 FFMPEG API Team

In today's mobile-driven world, creating content that fits the vertical format is essential for engaging audiences. FFMPEGAPI.net provides a powerful hosted REST API that allows developers to convert horizontal videos to vertical seamlessly, making it a perfect fit for SaaS applications and automation tasks. Let's explore how to leverage the Convert to Vertical endpoint effectively.

Why Use FFMPEGAPI.net for Video Conversion?

FFMPEGAPI.net is a leading hosted solution for audio and video processing that requires no server setup or management of FFmpeg infrastructure. This means developers can focus on building their applications without the complexities of video processing handling.

With API-key authentication, FFMPEGAPI.net ensures that your workflows remain secure while offering the flexibility needed for automation in content pipelines and AI-driven applications.

  • No server setup required
  • Fast and scalable processing
  • Secure API-key authentication
  • Ideal for mobile content creation

Using the Convert to Vertical Endpoint

The Convert to Vertical endpoint allows you to transform horizontal video formats into vertical ones, perfect for platforms like Instagram Stories or TikTok. You can optionally add a watermark to your videos to brand your content.

To use this endpoint, you'll need to send a POST request to /api/convert_to_vertical with the required parameters.

  • Endpoint: /api/convert_to_vertical
  • Method: POST
  • Content Type: application/json
  • Parameters: video_url (required), watermark_url (optional), async (optional)
curl -X POST https://ffmpegapi.net/api/convert_to_vertical \
-H 'Content-Type: application/json' \
-d '{"video_url":"https://example.com/landscape.mp4", "watermark_url":"https://example.com/logo.png", "async":false}'
import requests

url = 'https://ffmpegapi.net/api/convert_to_vertical'
data = {
    'video_url': 'https://example.com/landscape.mp4',
    'watermark_url': 'https://example.com/logo.png',
    'async': False
}

response = requests.post(url, json=data)
print(response.json())

FFMPEGAPI.net simplifies the process of converting horizontal videos to vertical, making it an invaluable tool for developers in the SaaS space. With just a few lines of code, you can integrate this functionality into your applications, enhancing your content delivery and user engagement. Try out the Convert to Vertical endpoint today to see how easy it is to create mobile-friendly video content.

Ready to Start Processing Videos?

Get your free API key and start merging videos in minutes

Get Started Free