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.

 Explore AdSpec What Business Questions Guided the RFM Analysis for Kick Pleat?

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

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

Results

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.