TikTok
Creative Specifications

Required

Duration

5–60 seconds

Minimum Duration Seconds

5 seconds

Maximum Duration Seconds

60 seconds

File Types

MP4 · MOV · MPEG · 3GP

Maximum File Size

500 MB

Minimum Bitrate

2,500 kbps

Account Name

Maximum 20 characters (10 for Chinese/Japanese/Korean); no emojis or braces; punctuation counts

Caption Limit

Maximum 4 display lines then See more; no links or braces; 100 characters or fewer recommended (50 for Chinese/Japanese/Korean); Spark Pull captions up to 150 characters or blank

Profile Photo

98x98 pixels, 1:1, JPG/JPEG/PNG under 50 KB; keep the key element centered in the 66x66 pixel safe area

Cta Options

25 landing-page CTAs supported; app-download campaigns use a 4-CTA subset (Download, Learn more, Listen now, Play game)

Recommended

Aspect Ratio

9:16 at 540x960 or larger (recommended); 16:9 at 960x540 or larger; 1:1 at 640x640 or larger

Recommended Duration

9–15 seconds

Placement-dependent

Not specified by platform

Cphere best practice

Not specified by platform

Required

File Types

MP4 · MOV · MPEG · 3GP · AVI

Duration

10 minutes

Maximum File Size

500 MB

Minimum Bitrate

516 kbps

Caption Rules

Rendered in uniform white font; not customizable; no clickable links, @ mentions, or hashtags; maximum 4 display lines; Spark Ads captions come from the organic post

Account Name

Maximum 20 characters (10 for Chinese/Japanese/Korean)

Profile Photo

98x98 pixels, 1:1, JPG/JPEG/PNG under 50 KB; key element centered in the 66x66 pixel safe area

Ads Per Ad Group

50 — Ad names support 512 characters (internal only).

Recommended

Aspect Ratio

9:16 at 540x960 or larger (recommended); 16:9 at 960x540 or larger; 1:1 at 640x640 or larger

Cta Options

22 standard CTAs plus Dynamic CTA (10-option pool) and AI-generated CTA derived from the landing page

Placement-dependent

Description Limit

Verification required — The current auction in-feed page publishes no numeric ad-text limit (the 1–100 Latin / 1–50 Asian limit is documented only for Global App Bundle image ads); confirm in TikTok Ads Manager.

Video Codec

Verification required — No codec is stated on current official pages; confirm before delivery.

Cphere best practice

Not specified by platform

Required

Aspect Ratio

9:16 vertical only, at least 540x960 pixels

File Types

MP4 · MOV · MPEG · 3GP

Duration

5–60 seconds — 9–15 seconds recommended.

Minimum Duration Seconds

5 seconds

Maximum Duration Seconds

60 seconds

Maximum File Size

500 MB

Minimum Bitrate

2,500 kbps

Caption Limit

Maximum 100 characters, 4 display lines; 50 or fewer recommended for Chinese/Japanese/Korean

Profile Photo

98x98 pixels, 1:1, under 50 KB; 66x66 pixel safe area

Recommended

Not specified by platform

Placement-dependent

Not specified by platform

Cphere best practice

Not specified by platform

Required

Organic Asset

No restrictions on ratio, resolution, file type, bitrate, or file size for the sparked post; 10-minute maximum video length

Authorization

Own-account posts, or other creators' posts with an authorization code; display name and text come from the organic post and cannot be edited

Account Limit

10,000 — Un-authorize the Spark Ad before deleting the organic video.

Recommended

Caption Behavior

Captions may be blank; account tagging, emoji, and hashtags are allowed (unlike Non-Spark captions)

Placement-dependent

Not specified by platform

Cphere best practice

Not specified by platform

Required

Image Count

2–35

File Types

JPG · JPEG · PNG

Dimensions

1200x628 (horizontal) · 640x640 (square) · 720x1280 (vertical) pixels

Music

Required; loops during playback; at least 2 seconds; upload MP3/WAV/M4A/FLAC up to 10 MB, or use Commercial Music Library (Standard carousel on TikTok only — CML is unavailable on Pangle)

Caption And Cta

One ad caption, one CTA, and one destination URL apply to every image; VSA Carousel instead uses per-image catalog product links (Non-Spark only)

Recommended

Image File Size

100 Suggested limit per image. — KB

Placement-dependent

Copy Limits

Verification required — Not stated on the carousel specification page; confirm in TikTok Ads Manager.

Cphere best practice

Not specified by platform

Required

Creative Inheritance

Video and image formats are the same as in-feed campaigns, so creative can be repurposed; Spark Ads, Carousel Image Ads, and Catalog Product Ads are supported

Display Behavior

Multiple creatives per ad group, but only one video is displayed (default selected)

Relevance

Creative must align with ad-group keywords and the landing page must match the creative

Add On Support

Display cards only; stickers are unsupported in Search

Recommended

Not specified by platform

Placement-dependent

Not specified by platform

Cphere best practice

Not specified by platform

Required

File Types

JPG · JPEG · PNG

Shape Rules

Must be rectangular; the middle must not be transparent (border may be); include a visible CTA; no file-size limitation; popup timing is automatic

Recommended

Upload Size

1920x1080 recommended; displays at 750x421 pixels

Placement-dependent

Not specified by platform

Cphere best practice

Not specified by platform

Required

Video Duration

At least 8 seconds (more than 15 recommended)

Element Asset

PNG, 448x448 pixels, between 100 KB and 500 KB

Cta Limit

27 English characters or fewer (13 for Chinese/Japanese/Korean); no emojis, braces, @ or #

Timing

Appears at least 3 seconds after start and at least 5 seconds before the end

Recommended

Not specified by platform

Placement-dependent

Not specified by platform

Cphere best practice

Not specified by platform

Required

Safe Zone Rule

Key elements must sit inside a safe zone that varies by ad ratio and caption length (longer captions shrink the zone); LTR and Arabic RTL templates exist

Recommended

Not specified by platform

Placement-dependent

Safe Zone Values

Verification required — Numeric dimensions live in the downloadable safe-zone template files; confirm against the current templates.

Cphere best practice

Not specified by platform

Required

Structure

Up to 50 videos per ad group; 1–20 active products per ad; 3–5 creatives per ad group recommended; video specs inherit In-Feed

Product Copy

Product title maximum 40 characters; up to 10 selling points of 0–25 characters each

Render Zones

Product cards render in a 130-pixel bottom field; product tiles use a 546-pixel bottom space; display cards render 750x421; add-ons show up to 20 products

Recommended

Product Image

800x800 recommended pixels

Placement-dependent

Product Image File

Verification required — Not stated; confirm catalog feed requirements.

Cphere best practice

Not specified by platform

Required

File Types

JPG · JPEG · PNG

Maximum File Size

100 MB

App Name

4–40 Latin characters (2–20 Asian); no emojis

Brand Name

2–20 Latin characters (1–10 Asian); no emojis

Description Limit

1–100 Latin characters (1–50 Asian); no emojis, braces, or #; punctuation and spaces count

Recommended

Dimensions

9:16 at 720x1280 or larger (recommended); 16:9 at 1280x720; 1:1 at 640x640 pixels

Placement-dependent

Not specified by platform

Cphere best practice

Not specified by platform

Required

Video

1280x720, 720x1280, or 720x720; up to 10 minutes; MP4/MOV/MPEG/AVI; 500 MB maximum (Interstitial, Rewarded, App Open, Native, Banner)

Images

1200x628, 640x640, or 720x1280; JPG/JPEG/PNG; 100 MB maximum; Pangle-exclusive banners 600x500, 640x200, 640x100

Carousel

Up to 50 images (Interstitial and Rewarded only)

Playables

ZIP up to 5 MB, 1280x720 or 720x1280; thumbnail defaults to the first frame

Recommended

Not specified by platform

Placement-dependent

Not specified by platform

Cphere best practice

Not specified by platform