Publishing the same content on multiple platforms:
You can publish the same video for all platforms because the platforms have a similar video-format range. However, Instagram and TikTok are very sensitive and you have to meet their specific video-format requirements as specified below:
We recommend that you always use the Preview page to manage content on the different platforms before publishing.
Facebook post types.
Multiple Images & Videos, Links.
Facebook Carousel Post with up to 10 images and image links.
Supports Image and Video upload via Links.
At the moment, you cannot publish images and videos at the same time on Facebook. If you combine them, then only the video will be published. as the API will remove the image.
Facebook image types.
The image must be less than 8MB in size. Format: JPEG, PNG, GIF.
Image formats: PNG, JPEG, GIFs, etc. You can publish up to 10 images in one post.
Aspect ratio: Must be within a 4:5 to 1.91:1 range.
Minimum width: 320 - will be scaled up to the minimum if necessary.
Maximum width: 1440 - will be scaled down to the maximum if necessary.
For full specification, please check the link: Facebook Image specification. Please note that uploading via Postly is managed by the Facebook API and will provide a different experience than upload via the Facebook platforms.
For full specification, please check the link: Facebook Video specification. Please note that uploading via Postly is managed by the Facebook API and will provide a different experience than upload via the Facebook platforms.
Facebook accepts direct video URLs.This is an example of a direct Video URL: https://myvideo.com/cat.mp4
Facebook Carousel: You can publish Facebook Carousel posts with up to 10 Images and links to the images.
Facebook Personal profile: This feature is not allowed for direct publishing from the Web due to API restrictions. However, after publishing the post, you can use the Mobile app to Share to other channels including your profile.
Facebook Reels: Facebook automatically publishes some posts as Reels, however, we are working on a standard process for Reels.
Facebook Stories: This feature is not available yet.
Facebook First Comment: This feature is not available yet.
Instagram post types.
Multiple Images & Videos.
Instagram Carousel Post with up to 10 images.
At the moment videos cannot be included in a carousel post.
Image with a width of at least 1080 pixels with an aspect ratio between 1.91:1 and 4:5.
For full specification, please check the link: Instagram Image specification. Please note that uploading via Postly is managed by the Facebook API and will provide a different experience than upload via the Facebook platforms.
Instagram Reels and Stories.
Video must be MP4 or MOV
Video for Instagram Reels and Stories must be 1080 x 1920px.
The maximum length of video for the Instagram Reel is 90 seconds while Instagram Stories is 60 seconds.
Note that Instagram Reels and Stories cannot be published at the same time..
In addition to the above, Instagram has introduced a new method of managing Reels as follows: All Instagram Video posts under fifteen minutes will be automatically published as Reels. Learn more
Instagram Carousel: You can publish Instagram Carousel posts with up to 10 Images.
Instagram Reels: Yes you can publish Instagram Reels
Instagram Personal and Creator accounts: This feature is not allowed for direct publishing from the Web due to API restrictions. However, after publishing the post, you can use the Mobile app to Share to other channels including your profile.
Instagram First Comment: This feature available.
Tagging: This feature available.
Publish Single Tweets and Threads. Threads are automatically generated - user can edit on Preview page.
Publish Twitter Polls.
Twitter video: keep the video length to 120 seconds and use MP4 video format only.
You can upload up to 4 Images per tweet. If you have a Thread, then each tweet on the Thread can contain 4 images.
Images should be less than 5MB. You can learn more: here.
Tagging is available on Twitter.
Publish images and videos to Pages and personal profile. LinkIn Groups are not available yet.
Publish up to 9 Images per post.
Images should be less than 5MB in size while videos should be less than 30 minutes in length and not more than 200MB in size.
LinkedIn PDF Carousel: This feature is not available at the moment.
Supported media formats: MP4-recommended, WebM, Mov
Duration restrictions: All TikTok creators can post 3-minute videos, while some have access to post 5-minute or 10-minute videos.
Size restrictions: Maximum of 50MB.
YouTube accepts Video posts only
YouTube Shorts: The Video file must be: a. maximum of 60 seconds. b. maximum of 2MB, with a square or vertical aspect ratio.Learn more
Google Business Profile.
Publish only one image at a time
Does not allow video posts at the moment due to API restrictions
Publishing Image and Video Links.
Use direct link - that accesses the image or video directly: e.g. This is an example of a direct Video URL: https://myvideo.com/cat.mp4
YouTube video URLs are NOT recommended for publishing to TikTok and Instagram. Please use other video platforms.