What this calculator does
The meta description is the short paragraph shown under a page's title in a search result. It has no direct effect on rankings, but it is the pitch that decides whether someone clicks through, which makes its length and wording worth getting right.
Google commonly displays somewhere around 150 to 160 characters before cutting a description short with an ellipsis, though the true limit is pixel-based and varies slightly with the letters used and the device the result is viewed on, in the same way a title tag's limit does.
The formula
Count the characters in the description, then compare that count against the commonly cited 150-160 character guideline.
| Term | Meaning |
|---|---|
| Character count | The total number of characters in the meta description, including spaces and punctuation. |
| Truncation guideline | The commonly cited length, roughly 150-160 characters, beyond which Google is more likely to cut the description short. |
The inputs explained
| Field | What to enter |
|---|---|
| Meta description | Paste the exact meta description text you plan to publish. |
When to use it
Writing a new meta description
Checking length while drafting keeps the sentence that matters most from landing right at the point Google is likely to cut the text.
Auditing existing pages
Running current descriptions through the checker finds pages where the description has run long, or was left blank and is being auto-generated from page content instead.
Fitting a call to action within the limit
A description with a call to action at the very end is at the greatest risk of being cut off; checking length in advance shows whether it needs shortening or reordering.
Worked examples
Every figure in the tables below is produced by this page’s own calculator at build time, so the numbers and the tool always agree. Select any row to load that scenario.
How the guideline gap changes with description length
A range of description lengths, checked against the 150-160 character guideline.
| Description | Character count | Guideline status | Characters remaining to 160 |
|---|---|---|---|
| 93 characters | 93 | Within the commonly cited length guideline | 67 |
| 105 characters | 105 | Within the commonly cited length guideline | 55 |
| 145 characters | 145 | Within the commonly cited length guideline | 15 |
Questions
Does the meta description affect rankings directly?
Not directly. Google does not use it as a ranking signal, but a compelling description can improve click-through rate from the results page, which is valuable in its own right.
What happens if I don't write one?
Google will often generate a snippet automatically from the page content, sometimes using text that matches the searcher's query rather than the description you would have chosen to write.
Will Google always use the description I wrote?
No. Google sometimes replaces it with a different snippet pulled from the page if it judges that text to answer the specific search query more directly.
Is a shorter description always safer?
It avoids truncation, but a description that is too short can waste an opportunity to add a detail or call to action that would make the result more compelling to click.
For the headline shown above this description in search results, see the title tag length checker.