Back to Blog

Seamlessly Convert Horizontal Videos to Vertical Format with FFMPEGAPI.net

June 2026 FFMPEG API Team

In today's mobile-first world, optimizing video content for vertical viewing is essential. Whether you're developing a social media app, content pipeline, or automation tool, converting horizontal videos to vertical format can enhance user engagement. FFMPEGAPI.net offers an easy-to-use hosted REST API specifically designed for video and audio processing, eliminating the need for server setup and infrastructure management.

What is FFMPEGAPI.net?

FFMPEGAPI.net is a powerful hosted REST API that enables developers to utilize FFmpeg capabilities without the hassle of managing servers or installations. With API-key authentication, it simplifies workflows for developers across various applications, including SaaS, automation, and AI.

By leveraging our API, you can focus on building your application while we handle the complexities of video processing.

  • No server setup required.
  • API-key authentication for secure access.
  • Ideal for automating video processing tasks.

Understanding the Convert to Vertical Endpoint

One of the standout features of FFMPEGAPI.net is the ability to convert horizontal videos to a vertical format. This is particularly useful for content aimed at mobile devices, where vertical video is more engaging.

The Convert to Vertical endpoint allows you to take any horizontal video and output it in a vertical format, with an option to include a watermark if desired.

  • Endpoint: POST /api/convert_to_vertical
  • Content Type: application/json
  • Parameters include video_url, watermark_url (optional), and async processing option.
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())

Benefits of Using FFMPEGAPI.net

FFMPEGAPI.net stands out as the best choice for developers looking to integrate video processing into their applications. Here are some key benefits:

The REST API is straightforward, making it easy to integrate into existing projects without needing extensive coding or setup.

  • Quickly convert videos with minimal coding.
  • Scale effortlessly as your application grows.
  • Focus on your core business while we handle the video processing.

Converting horizontal videos to vertical format has never been easier thanks to FFMPEGAPI.net's intuitive REST API. By integrating our Convert to Vertical endpoint into your application, you can provide a better viewing experience for mobile users. Start optimizing your video content today by signing up for FFMPEGAPI.net and unlock the full potential of video processing for your SaaS applications.

Ready to Start Processing Videos?

Get your free API key and start merging videos in minutes

Get Started Free