HeroTools / Text & Code
Local · Private · Free

Text Summarizer

Condense long articles to their key sentences — adjustable length, bullets or paragraphs, entirely on your device.

🔒 Runs entirely on your device — nothing is sent anywhere.

ℹ️ Honest note: this is an extractive summarizer — it selects the most important original sentences. It does not rewrite or paraphrase like an AI model.

Summary length
25% of sentences
Output style
Sentences containing these words rank higher. Separate with commas or spaces.
0
Original words
0
Original sentences
0
Summary words
0
Summary sentences
0%
Shorter than the original

About Text Summarizer

Text Summarizer is a free, private text & code tool that runs entirely in your web browser. Summarize long text into key sentences or bullets — adjustable length, fully on-device. Because everything happens locally on your device, your files and data are never uploaded to a server, there is no sign-up or installation required, and it keeps working offline. It is handy for text summarizer, summary generator, tldr, summarize article. Like every HeroTool by Digital Heroes, Text Summarizer is 100% free with no limits.

How to use Text Summarizer

  1. Open Text Summarizer — it runs entirely in your browser, with no signup.
  2. Paste or type your text or code into the editor.
  3. Adjust the options to match exactly what you need.
  4. Copy or download your result — it is free, and your data stays on your device.

Frequently asked questions

Is Text Summarizer free?

Yes — Text Summarizer is completely free for everyone. No sign-up, no account and no usage limits.

Is it private? Are my files uploaded anywhere?

No. Text Summarizer runs entirely in your browser on your own device, so your data never leaves your computer and nothing is uploaded to a server.

Does it work offline?

Yes. HeroTools is a Progressive Web App — once the page has loaded it keeps working offline, and you can install it as an app from your browser.

Do I need to install anything or create an account?

No. Just open the page and start using it. Installing it as an app is optional and only adds offline convenience.

What does Text Summarizer do?

Summarize long text into key sentences or bullets — adjustable length, fully on-device.

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