AD SPECS

Ad specs, with the source next to them

Every number comes from the platform's own documentation, and every page carries that link plus the date it was last read. What the page does not cover is stated too.

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VERIFIED REFERENCES

Four platforms, each with its source

Every page says which ad type it covers, and does not hide what it leaves out.

TikTok ad specs

Video dimensions, duration, file limits and caption behaviour for in-feed ads.

Scope: auction in-feed ads.

Last verified: Sep 15, 2026

Meta ad specs

Ad specs for Facebook and Instagram placements, kept apart from organic post sizes.

Scope: image ads across six placements.

Last verified: Sep 15, 2026

LinkedIn ad specs

Horizontal, square and vertical specs for single image ads, with device coverage.

Scope: single image sponsored content.

Last verified: Sep 15, 2026

Google display ad sizes

The exact accepted sizes and file rules for uploaded display ads.

Scope: uploaded image ads.

Last verified: Sep 15, 2026

Mecrio publishes to nine platforms, yet only four references live here: a page goes up only once its official source has been read end to end. Saying what is missing beats publishing an unverified table.

MORE

From reading a spec to checking one

You have read the spec — now see whether the file in your hand actually fits it.

Ad size checker

Measures width, height, ratio and file size, then puts them next to the placement's official requirement.

Character counter

Paste your headlines and descriptions to see what is left, what is over and how the platform counts.

Safe zone preview

Drop your visual into the vertical frame, lay the platform's published margins over it and look.

Metrics calculator

Turn spend, impressions, clicks and conversions into the six basic metrics — with the formula shown.

Campaign URL builder

Add the standard campaign tags to your landing page URL and copy it without typos.

KEEP READING

Get to know Mecrio

Features

Everything that builds, generates, checks and publishes a campaign.

Ad platforms

Nine platforms, each with its own rules — Mecrio does the setup.

How it works

Connect, describe, publish — every step in between spelled out.

Creative Studio

AI-assisted tools for creating advertising-ready images and video inside Mecrio workflows.

Free tools

Check your ad file, ad text and link before anything goes live.

FAQ

Short answers on pricing, security, publishing and team use.

Build your first campaign today.

Connect your ad account, describe your product, build your campaign — then review it and publish from one place.

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