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Supported Media Formats
Supported Media Formats

Using the right format will help deliver the best quality images and videos and ensure your content looks great.

Updated over a month ago

In order to ensure your images and videos look amazing online, we've shared how to make your content look amazing, on every platform.

X / Twitter

Images

  • Supported formats: JPG, PNG, WEBP

  • Image size <= 5 MB

  • Dimensions: 1600 x 900 (recommended) max of 4096 x 4096

GIFs

  • Supported format: GIF

  • File size <= 15MB

  • Resolution dimension <= 1280x1080 (width x height)

  • Number of frames <= 350

  • Number of pixels (width * height * num_frames) <= 300 million

Videos

X / Twitter Premium subscribers can upload videos up to 3 hours in length at 1080p resolution, with an 8GB file size limit. Note: This length is only available via X and is not supported by third-party apps like Typefully.

  • Supported formats: MP4, MOV

  • File size must not exceed 512 MB

  • Duration must be between 0.5 seconds and 140 seconds (2 minutes and 20 seconds)

  • Maximum duration: 10 minutes

  • Maximum resolution: 1920 x 1200 or 1200 x 1900

  • Aspect ratios: 1:2.39 - 2.39:1 range (inclusive)

  • Maximum frame rate: 60 fps

  • Maximum bitrate: 30 Mbps

Recommendations for best results:

  • Recommended Video Codec: H264 High Profile

  • Recommended Frame Rates: 30 FPS, 60 FPS

  • Recommended Video Resolution: 1280x720 (landscape), 720x1280 (portrait), 720x720 (square)

  • Recommended Minimum Video Bitrate: 5,000 kbps

  • Recommended Minimum Audio Bitrate: 128 kbps

  • Recommended Audio Codec: AAC LC

  • Recommended Aspect Ratio: 16:9 (landscape or portrait), 1:1 (square)

LinkedIn

Images and GIFs

  • Supported file formats:.gif,.heif,.heic,.jpeg,.png,.webp (depending on platform)

  • Maximum resolution: 36 mega pixels.

  • Maximum file size: 100 MB

Videos

  • Maximum file size: 100 MB

Mastodon

Images and GIFs

  • Supported formats: .jpg, .jpeg, .png, .gif, .webp, .heic, .heif, .avif

  • Maximum file size limit: 10MB

Videos

  • Supported file formats: .webm, .mp4, .m4v, .mov

  • Maximum file size limit: 40MB

  • File Format and Dimension Constraints:

    • Max resolution of 1920x1200 (2,304,000 pixels in total)

    • Max frame rate of 60 frames per second

Threads

  • Maximum file size: 8MB

  • Supported formats: JPG, PNG, WebP, HEIC

  • File format and dimension constraints:

    • 1080x1920 px

    • 9:16 aspect ratio

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