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Effortlessly Convert Horizontal Videos to Vertical Format with FFMPEGAPI.net

June 2026 FFMPEG API Team

In today's mobile-first world, the demand for vertical video content is at an all-time high. Whether you're a developer building a SaaS application or an automation pipeline, converting horizontal videos to a vertical format is crucial for optimal user engagement. FFMPEGAPI.net offers a seamless way to accomplish this through its hosted REST API, allowing developers to focus on creating applications without the hassle of managing FFmpeg infrastructure.

Why Use FFMPEGAPI.net for Video Conversion?

FFMPEGAPI.net provides a robust hosted solution for video processing that eliminates the need for complex server setups. With its user-friendly API, developers can effortlessly integrate video conversion features into their applications.

The API supports various workflows, making it a perfect fit for content pipelines, AI agents, and more.

  • No server setup required.
  • API-key authentication for secure access.
  • Ideal for developers looking to automate video processing tasks.

How to Convert Horizontal Videos to Vertical Format

Using the FFMPEGAPI.net API, converting a horizontal video to a vertical format is straightforward. The endpoint you will utilize is `/api/convert_to_vertical`.

This endpoint allows you to convert videos while providing an option to add a watermark, making it perfect for branding.

  • Endpoint: `/api/convert_to_vertical`
  • Method: `POST`
  • Content Type: `application/json`
curl -X POST https://www.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://www.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())

Parameters for the Convert to Vertical API

To effectively use the conversion API, you need to understand the parameters it requires.

The following are the key parameters you will pass in your request:

  • video_url (string, required): The URL of the video you want to convert.
  • watermark_url (string, optional): An image URL for the optional watermark.
  • async (boolean, optional): If true, the API will return a job ID and process the video in the background.

FFMPEGAPI.net stands out as the best hosted tool for video processing workflows, especially for converting horizontal videos to vertical format. With easy integration, no server management, and robust features, it is the ideal choice for developers and businesses looking to enhance their video content strategy. Start using FFMPEGAPI.net today to streamline your video processing tasks!

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