AdSpec by Webtmize

Find specs for every major platform, in seconds

Creating digital ads shouldn’t mean digging through multiple platform help centers to find the right ad sizes, dimensions, formats, and creative requirements.

Introducing AdSpec by Webtmize - a free PPC tool that puts the advertising specifications you need in one place. Quickly find ad dimensions, technical requirements, and format guidelines across major platforms, including Meta, Google, TikTok, Reddit, Programmatic, LinkedIn, Pinterest, Spotify, Amazon DSP, Microsoft Ads, and more.

Find specs for every major platform, in seconds

Whether it's a Meta carousel, a TikTok Spark Ad, or a Microsoft display banner, AdSpec has the exact requirements ready before you build.

Platform Coverage
Meta Ads Facebook & Instagram ad specifications
Google Ads Display & video ad specifications
TikTok Ads Video, in-feed & Spark Ads specifications
Reddit Ads Image, video & carousel ad specifications
Snapchat Ads Image, video & Story ad specifications
LinkedIn Ads Image, video & carousel ad specifications
Platform Coverage
Programmatic Display, banner, HTML5 & video ad specifications
X Ads Image, video & carousel specifications
Pinterest Ads Image, video & carousel specifications
Amazon DSP Display & video advertising specifications
Spotify Ads Audio, video & display advertising specifications
Microsoft Ads Microsoft/Bing advertising specifications

 

Covers every format your campaigns actually use

Not just static images - the full range of what we ship.

  • Image Ads - dimensions, aspect ratios, file types, file sizes
  • Video Ads - dimensions, aspect ratios, formats, duration limits
  • Carousel Ads - Meta, LinkedIn, Reddit, Pinterest and more
  • Stories & Reels - vertical creative specs, fast
  • In-Feed Video - dimensions and technical requirements
  • Spark Ads - TikTok Spark Ads specs and creative requirements
  • Audio Ads - specifications for platforms like Spotify
  • Display & Programmatic - banner, HTML5, rich media specs

Everything your creative team needs, in one place

  • Ad dimensions & image sizes
  • Video dimensions & duration limits
  • Aspect ratios
  • File formats & file sizes
  • Audio specifications
  • Platform-specific creative requirements and format rules

No more piecing it together from individual platform documentation - check AdSpec before you create or submit creative, every time.

One tool. Every platform we manage.

Running paid media across multiple channels means tracking a different spec sheet for every platform and format. AdSpec replaces all of it with one centralized reference.

Whether you're checking a spec before a campaign launch, prepping assets as a designer, or managing creative across several client accounts, AdSpec keeps the answer one search away.

Stop searching. Start creating.

Email Marketing Case Study

FAQ

What is AdSpec?
AdSpec is Webtmize's internal advertising specification tool, bringing together ad dimensions, formats, and technical requirements for the major digital advertising platforms we run.
What advertising platforms does AdSpec cover?
Meta, Google, TikTok, Reddit, Snapchat, LinkedIn, Programmatic, X, Pinterest, Amazon DSP, Spotify, and Microsoft Ads.
What ad formats are included?
Image, video, audio, carousel, Stories, Reels, in-feed video, Spark Ads, display, and other platform-specific formats.
Where can I find Facebook and Instagram ad specifications?

Under Meta - including image, video, carousel, Stories, and Reels formats.

Where can I find TikTok ad specifications?
 Under TikTok - including video, in-feed, and Spark Ads formats.
Where can I find Google Ads specifications?
 Under Google - including display and video advertising formats.
Who can access AdSpec?
AdSpec is available to everyone—including marketing teams, PPC and paid media specialists, designers, agencies, students, and anyone who needs quick access to digital advertising specifications.
Is AdSpec free?
Yes. AdSpec is completely free to use. There are no subscriptions or fees required to access the advertising specifications and resources available through the tool.

Get the specs you need, right when you need them

Stop searching through multiple platforms for dimensions and creative requirements. Find the right specs, build the right assets, and launch with confidence.

AdSpec by Webtmize
🖼 Image
🎬 Video
🔁 Carousel
📱 Stories
🔍 Search
🖼 Display
🎬 Video (YouTube)
🎬 In-Feed Video
✨ Spark Ads
🖼 Image Ads
🔝 TopView
📌 Promoted Post
🎬 Video
🔁 Carousel
💬 Conversation
✍️ Free-form
📸 Single Snap Ad
📖 Story Ad
🎬 Commercials
🖼 Single Image
🎬 Video
🔁 Carousel
📄 Document
✉️ Message
💬 Conversation
⚡ Dynamic
🖼 Display / Banner
🎬 Video (VAST)
🎵 Audio
</> HTML5 / Rich Media
🖼 Image
🎬 Video
🔁 Carousel
📌 Standard Image
🎬 Video
🔁 Carousel
🗂️ Collections
🖼 Display
🎬 Online Video
📱 Mobile
🎵 Audio
🎬 Video Takeover
🖼 Display
🔍 Search
🖼 Audience
🎬 Video