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Social Posting Formats

1. Image Specifications

Summary Table

Platform

Text Limit

Supported Formats

File Size Limit

Dimension Guidelines

Images per Post

OG Meta Link

At Least 1 Media?

Multimedia Support

Facebook Post

62,000

JPEG, PNG, GIF

10 MB

Any

No limit (recommend ~10)

Yes

No

No

Facebook Story

0

JPEG, PNG, GIF

4 MB

Any

1

No

Yes

No

Instagram Post

2,200

JPEG, PNG

8 MB

Aspect ratios: 4:5 to 1.91:1

10

No

Yes

Yes

Instagram Story

0

JPEG

8 MB

–

10

No

Yes

No

Google Business Profile

1,500

JPEG, PNG

5 MB

Minimum 720×720 px; Maximum 3000×3000 px

1

Yes

No

No

Linkedin

3,000

JPEG, PNG, GIF

8 MB

Up to 6012×6012 px

9

Yes

No

No

Pinterest

500

JPEG, PNG, BMP, TIFF, WEBP

10 MB

–

1

No

Yes

No

Community

100,000

JPG, PNG, SVG, GIF

10 MB

–

10 (including videos)

No

No

Yes

Linkedin Carousel (PDF Post)

3,000

JPEG, PNG, GIF

10 MB

–

300

Yes

Yes

No

Note: Platforms like Facebook Reel, Instagram Reel, TikTok, and YouTube (Shorts/Video) don’t support image-only posts and are not listed here.


Detailed Guidelines for Specific Formats

Instagram Story

  • Image:

    • Format: JPEG

    • Maximum Size: 8 MB

    • Up to 10 images or videos per story

  • Video:

    • Format: MOV/MP4

    • Maximum Size: 100 MB

    • Duration: 3–30 seconds

    • Video Width: 1920 px

Instagram Reels

  • Video:

    • Format: MOV/MP4

    • Maximum Size: 1 GB

    • Duration: 3 seconds to 15 minutes

    • Video Width: 1920 px

  • Thumbnail:

    • Supported Formats: All

    • Maximum Size: 8 MB

Facebook Reels

  • Video:

    • Formats: MOV/MP4/webM

    • Maximum Size: 1 GB

    • Duration: 3–90 seconds

    • Recommended Dimensions: 1080×1920 px (minimum 540×960 px)

  • Thumbnail: Not supported


2. Video Specifications

Because video requirements vary widely, here’s a platform-by-platform breakdown:

  • Facebook Post (Video):

    • Text Limit: 62,000 characters

    • Formats: All formats

    • File Size: Up to 1 GB

    • Duration: 1 second to 240 minutes

    • Videos per Post: No set limit (around 10 is recommended)

    • Thumbnail: Supported (all types; max 10 MB)

  • Facebook Reel (Video):

    • Text Limit: 62,000 characters

    • Formats: All formats

    • File Size: Up to 1 GB

    • Duration: 3–90 seconds

    • Minimum Dimensions: 540×960 px

    • Thumbnail: Not supported

  • Facebook Story (Video):

    • Text Limit: 0 characters

    • Formats: All formats

    • File Size: Up to 1 GB

    • Duration: 3–60 seconds

    • Minimum Dimensions: 540×960 px

    • Thumbnail: Not supported

  • Instagram Post (Video):

    • Text Limit: 2,200 characters

    • Formats: MOV, MP4

    • File Size: 100 MB

    • Duration: 3–60 seconds

    • Video Width: 1920 px

    • Thumbnail: Details not explicitly specified

  • Instagram Reel (Video):

    • Text Limit: 2,200 characters

    • Formats: Typically MOV/MP4

    • File Size: Up to 1 GB

    • Duration: 3 seconds to 15 minutes

    • Thumbnail: Supported (all types; max 8 MB)

  • Instagram Story (Video):

    • Text Limit: 0 characters

    • Formats: MOV, MP4

    • File Size: 100 MB

    • Duration: 3–60 seconds

    • Thumbnail: Supported

  • Linkedin (Video):

    • Text Limit: 3,000 characters

    • Formats: MOV, MP4

    • File Size: 200 MB

    • Duration: 3 seconds to 30 minutes

    • Thumbnail: Supported (JPEG, PNG; max 10 MB)

  • TikTok (Video):

    • Text Limit: 150 characters

    • Formats: MOV, MP4, WebM

    • File Size: Up to 1 GB

    • Duration: 3–180 seconds

    • Dimensions: Minimum 360×360 px; Maximum 4096×4096 px

    • Frame Rate: 23–60 FPS

    • Thumbnail: Not supported

  • TikTok [Business] (Video):

    • Text Limit: 2,200 characters

    • Formats: .mp4, .mov, .webm

    • File Size: Up to 1 GB

    • Duration: 3–600 seconds

    • Thumbnail: Not supported

  • Pinterest (Video):

    • Text Limit: 500 characters (plus title up to 100 characters)

    • Formats: MP4, M4V

    • File Size: Up to 2 GB (typically limited to 1 GB in practice)

    • Encoding: H.264/H.265

    • Duration: 4 seconds to 5 minutes

    • Aspect Ratios: 9:16 (full-bleed), 1:2, 2:3, 3:4, 4:5, or 1:1

    • Thumbnail: Supported (JPEG, PNG; max 10 MB)

  • YouTube Shorts (Video):

    • Text Limit: 5,000 characters

    • Formats: All formats

    • Duration: 60 seconds or less (vertical aspect ratio recommended: 9:16)

    • Note: Videos with aspect ratios greater than 9:16 may be cropped; include #Shorts in the title/description.

    • Thumbnail: Supported (JPEG, PNG; max 2 MB)

  • YouTube Video (Long-form):

    • Text Limit: 5,000 characters

    • Formats: All formats

    • Resolutions: 240p to 8K

    • File Size: Up to 256 GB

    • Maximum Length: 12 hours

    • Thumbnail: Supported (JPEG, PNG; max 2 MB)

  • Community (Video):

    • Text Limit: 100,000 characters

    • Format: MP4

    • File Size: 1 GB

    • Duration: Minimum 4 seconds (up to 10 items including images)

    • Thumbnail: Not supported

  • Linkedin Carousel (Post as PDF):

    • Text Limit: 3,000 characters

    • Video Posting: Not supported


3. Content Length Specifications

  • Pinterest: 500 characters for descriptions; title up to 100 characters.

  • Facebook Pages: 62,000 characters.

  • Instagram:

    • Business Profile: 2,200 characters

    • Reel: 2,200 characters

    • Story: 0 characters

  • Linkedin (Profiles & Pages): 3,000 characters.

  • TikTok:

    • Personal: 150 characters

    • Business: 2,200 characters

  • Google My Business: 1,500 characters.


4. Current Rate Limits (per Active User)

  • Google: 300 requests per minute

  • Facebook: 200 requests per hour

  • Instagram: 200 requests per hour

  • TikTok: 15 requests per day

  • LinkedIn: 150 requests per day

  • Pinterest: 100 pins per minute


5. Additional Notes

  • OG Meta Tag: Available on all platforms except Instagram, TikTok, and YouTube.

  • Multimedia Posting: You can combine images and videos in a single post.

  • Experimentation Is Key:
    Test different image styles to see what works best for your brand. For instance, try these default sizes:

    • Horizontal (Landscape): 1,024×512 px

    • Vertical (Portrait): 800×1,200 px

  • Integration Update: As of December 4, 2024, integration with X (formerly Twitter) has been disabled. You will no longer be able to create, schedule, or post directly to X using the Social Planner.

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