01
SERP Snippet Preview
Shows exactly how your title and description will appear in Google results on desktop and…
Meta Tag Generator
Generates every meta tag a page needs — title, description, canonical, robots, Open Graph and Twitter cards — with live length checks.
SEO
Nothing uploaded
No sign-up
Free, unlimited
Fill in the fields and press Generate.
In short
Meta Tag Generator is a free online tool on inputtesthub.com that generates every meta tag a page needs — title, description, canonical, robots, Open Graph and Twitter cards — with live length checks. It needs no account, no download and no payment, and there is no daily usage limit. Everything is processed inside your own browser, so the data you paste is never uploaded to a server.
How to use the Meta Tag Generator
- Fill in the fields with your own details.
- The generated code updates live in the output panel.
- Copy the code and paste it into your page, file or CMS.
About the Meta Tag Generator
The Meta Tag Generator generates every meta tag a page needs — title, description, canonical, robots, Open Graph and Twitter cards — with live length checks. It runs as plain JavaScript inside the page, which means there is no upload step, no queue and no size limit imposed by a server — the only limit is your own device.
What people use it for
- Setting up a new page correctly the first time.
- Fixing a page whose link preview looks wrong on WhatsApp or LinkedIn.
- Producing consistent tags across a site without a plugin.
Details
| Title length | Google renders roughly 580 pixels, about 55-60 characters, before truncating |
|---|---|
| Description length | About 155-160 characters on desktop and 120 on mobile |
| og:image | 1200 × 630 pixels is the safe size across Facebook, LinkedIn and X |
| Twitter card | summary_large_image is used automatically when an image is supplied |
Frequently asked questions
Do I need an account to use the Meta Tag Generator?
No charge and no sign-up. There is no free tier to run out of because there is no paid tier — inputtesthub.com is funded by advertising rather than by metering the utility.
Does anything I enter leave my computer?
No. The Meta Tag Generator runs entirely in your browser using JavaScript. Your input never reaches inputtesthub.com or any third party — open your browser's Network tab while you use it and you will see no request go out.
When would I actually need the Meta Tag Generator?
In practice it gets used for three things: setting up a new page correctly the first time. Fixing a page whose link preview looks wrong on WhatsApp or LinkedIn. Producing consistent tags across a site without a plugin. It is built for exactly those cases rather than being a general-purpose tool with this bolted on.
What are the key numbers for the Meta Tag Generator?
Title length is Google renders roughly 580 pixels, about 55-60 characters, before truncating. Description length is About 155-160 characters on desktop and 120 on mobile. og:image is 1200 × 630 pixels is the safe size across Facebook, LinkedIn and X. These are printed on the page itself, so you do not have to take them on trust.
Is there an app version?
Yes. The page is responsive and the utility works in Chrome, Safari, Firefox, Edge and Samsung Internet on both Android and iOS. There is no app to install and nothing to sign into.
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