What is the Sentence Counter?
The Sentence Counter is a free online text tools from Markvibe. Count the number of sentences in text. It runs entirely in your browser — your data never gets uploaded — and works on desktop, tablet and mobile with no sign-up.
Reviewed by The Markvibe Team · Last updated 2026-06-28
Example
A worked example so you know exactly what to expect.
Input
(your input goes here)
Output
(the Sentence Counter runs in your browser and shows the result instantly)
How to use Sentence Counter
- 1Open the Sentence Counter above on MarkVibe — it loads instantly with no sign-up.
- 2Enter or paste your input into the Sentence Counter field.
- 3Adjust any options to control exactly how Sentence Counter produces the result.
- 4Sentence Counter runs locally in your browser and shows the result immediately.
- 5Copy the output to your clipboard or save it, then share the Sentence Counter link with anyone.
Why use our Sentence Counter
- ✓ 100% free Sentence Counter — no sign-up, no watermark, no hidden limits
- ✓ Runs entirely in your browser so your data never leaves your device
- ✓ Blazing-fast results — built for speed by Markvibe
- ✓ Mobile-friendly: use Sentence Counter on phone, tablet, or desktop
- ✓ One of 184+ text tools utilities under one roof
- ✓ Privacy-first: no tracking of inputs, no accounts, no ads in the tool area
Sentence Counter — frequently asked questions
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