Text & Writing Tools

Add Prefix and Suffix to Text Online

Use this tool to add a prefix and a suffix to your text online. Paste or type your words, enter what should go before (prefix) and after (suffix), then copy the result or download it as a .txt file.

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Options

Processing runs in this page using JavaScript. Do not paste confidential text on a shared device.

Why use this tool?

Why use this tool?

Many small jobs need the same text added before or after your words: file names, labels, product codes, tags or keywords. Doing it by hand is slow and easy to get wrong. With this tool you type the prefix and the suffix once, check the result, and copy it.

How to use it

How to use it

  1. Step 1

    Add your text

    Paste or type your words in the Input text box, or click Load example.
  2. Step 2

    Type the prefix

    Enter the text that should come before your words in the Prefix field.
  3. Step 3

    Type the suffix

    Enter the text that should come after your words in the Suffix field.
  4. Step 4

    Copy or download

    Check the Result box, then click Copy result or Download .txt.

How to add prefix and suffix to the words

Paste your words in the Input text box. Type the text that should come first in the Prefix field and the text that should come last in the Suffix field. The Result box shows the new text. Use Copy result to copy it, or Download .txt to save it as a text file.

Add suffix to the following words: a quick sample

Want to test the tool first? Click Load example, or copy this sample. Input text: report. Prefix: final_ . Suffix: _2026 . The result is final_report_2026. Change the prefix and suffix to anything you need, such as a code, a tag or a file ending.

Prefix and suffix meaning

A prefix is text placed at the start of a word or text. A suffix is text placed at the end. In this tool, both fields are empty by default, so you decide exactly what to add before and after your text.

Features explained

Add prefix and suffix online

Two simple fields, Prefix and Suffix. Type what you need and see the new text in the Result box.

Load example

Click Load example to fill the tool with sample content, so you can see how it works before using your own text.

Copy result

Copy the new text to your clipboard in one click. The button changes to Copied! when it is done.

Download .txt

Save the result as a .txt file if you want to keep it or open it in another program.

Clear

Reset the tool and start again with new text.

What can you use it for?

Add prefix to text

Put a fixed start in front of your text, such as a brand name, a code or a category.

Add suffix to words

Put a fixed ending after your text, such as a year, a version or a file ending.

Naming and labels

Prepare names, tags or labels in the same style, so they look consistent.

Keywords and lists

Add the same words before and after your keywords when you prepare content or data.

Tool information

Tool typeAdd prefix and suffix to text
OptionsPrefix, Suffix
Default valuesPrefix: empty, Suffix: empty
InputPlain text that you paste or type
OutputText in the Result box
Download format.txt
ProcessingIn your browser, using JavaScript

Benefits

  • Type the prefix and the suffix once and see the result at once.
  • Copy the result in one click or save it as a .txt file.
  • Load example shows how the tool works before you use your own text.
  • The tool code we checked makes no network request for your text.

Limitations

  • The tool has two options only: Prefix and Suffix.
  • The tool works with text you paste or type. It does not read files.
  • The download is a .txt file only.
  • Always check the Result box before you use the text in important work.

Your text stays in the page

Processing runs in this page using JavaScript. The tool code we checked does not send your text to a server. Still, do not paste confidential text on a shared or public device.

Tips

  • Click Load example first if you want to see how the tool works.
  • Both fields are empty by default. Fill in the one you need and check the Result box before you copy.
  • Watch for spaces. If you want a space between the prefix and your text, type it in the Prefix field.

Frequently asked questions

How do I add a prefix and suffix online?

Paste your text in the Input text box, type your prefix and your suffix, and read the new text in the Result box. Then click Copy result or Download .txt.

How do I add a prefix to text?

Type the text you want at the start in the Prefix field. Both fields are empty by default, so fill in only what you need and check the Result box before you copy.

How do I add a suffix to the following words?

Paste the words in the Input text box and type the ending in the Suffix field. The Result box shows the new text.

What is the difference between a prefix and a suffix?

A prefix goes at the start. A suffix goes at the end. This tool lets you set both.

Can I save the result?

Yes. Click Download .txt to save it as a text file, or click Copy result to copy it.

Is my text sent to a server?

Processing runs in the page using JavaScript, and the tool code we checked makes no network request for your text. Do not paste confidential text on a shared device.