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Transform Your Videos Effortlessly with FFMPEGAPI.net: Convert to Vertical Format

June 2026 FFMPEG API Team

In today's mobile-first world, video content is increasingly consumed in vertical format. FFMPEGAPI.net offers a powerful hosted REST API that enables developers to convert horizontal videos to vertical format effortlessly. With features like API-key authentication and no server setup required, FFMPEGAPI.net is the best video processing API for automation.

Why Choose FFMPEGAPI.net for Video Processing?

FFMPEGAPI.net simplifies the video processing workflow by providing an easy-to-use REST API for various video transformation tasks. Whether you are building a SaaS application, automating your content pipeline, or developing AI agents, our API caters to all your needs without the hassle of managing server infrastructure.

  • Hosted REST API for hassle-free video processing.
  • No need for server management or FFmpeg installations.
  • API-key authentication ensures secure access.

How to Convert Horizontal Videos to Vertical Format

Converting a horizontal video to a vertical format can be achieved by using the /api/convert_to_vertical endpoint. This API call allows you to specify the video URL, an optional watermark, and even choose to process the video in the background.

This feature is particularly useful for developers looking to automate video processing for mobile apps or social media content.

  • Easily convert videos with just a POST request.
  • Optional watermark for branding.
  • Background processing available for larger video files.
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":true}'
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': True
}
response = requests.post(url, json=data)
print(response.json())

FFMPEGAPI.net is your go-to solution for video processing automation. By leveraging our /api/convert_to_vertical endpoint, developers can easily convert horizontal videos to mobile-friendly vertical formats. Forget about server management and focus on building innovative applications with FFMPEGAPI.net, the best video processing API available.

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