Add a prefix or suffix to your list items

The Add Prefix and Suffix Tool is a fast and easy way to modify lists of text by adding custom prefixes and suffixes. Upload a text file or paste your content, choose from multiple separators like new lines, commas, or tabs, and sort your items alphabetically or in reverse. Perfect for developers, content managers, and data professionals, this free online tool also lets you export results in TXT, JSON, or CSV format for maximum flexibility.

Add Prefix & Suffix - Explanation & Examples

The Add Prefix & Suffix tool makes it easy to add the same prefix, suffix, or both to every line in your text or list. This is useful when formatting data for spreadsheets, scripts, code, URLs, tags, labels, or any situation where you need consistent prefixes or endings added to each item.

⭐ What Does This Tool Do?

The Add Prefix & Suffix tool allows you to:

  • Paste or upload plain text or a list of values
  • Add a prefix at the beginning of each line
  • Add a suffix at the end of each line
  • Add both prefix and suffix at once
  • Preview and edit the result in real time
  • Copy the modified text with one click

⭐ How It Works

To use the tool:

  1. Paste your text or upload a .txt file into the input box.
  2. Enter the text you want to add as a prefix.
  3. Enter the text you want to add as a suffix.
  4. Choose whether to apply only prefix, only suffix, or both.
  5. The output updates instantly with your custom formatting.

⭐ Example: Adding a Prefix

Input:

apple
banana
cherry

Prefix: fruit-

Output:

fruit-apple
fruit-banana
fruit-cherry

⭐ Example: Adding a Suffix

Input:

dog
cat
rabbit

Suffix: -pet

Output:

dog-pet
cat-pet
rabbit-pet

⭐ Example: Adding Both

Input:

001
002
003

Prefix: ID-

Suffix: -2025

Output:

ID-001-2025
ID-002-2025
ID-003-2025

⭐ Why Use This Tool?

  • Data formatting: Prepare lists for spreadsheets or databases
  • Code generation: Add prefixes or suffixes to variables or tags
  • URL or path formatting: Append directories, extensions, or identifiers
  • Labeling and tagging: Standardize text for sorting or identification

⭐ Tips for Better Results

  • Check for leading/trailing spaces in your input before adding prefixes or suffixes.
  • Use clear and consistent prefixes/suffixes to avoid formatting errors.
  • If working with codes or IDs, confirm that added text matches your system’s requirements.

⭐ Try the Tool

Paste your text, set your prefix and/or suffix, and immediately see the formatted result. A quick and simple way to format lists and text with consistent additions.

Frequently Asked Questions

It allows you to quickly add custom text before (prefix) or after (suffix) each item in a list.

Paste your list or upload a text file, select the separator (newline, comma, tab, etc.), and define your prefix and/or suffix. The tool instantly processes the items.

Yes, you can sort your items alphabetically (A–Z), reverse (Z–A), or leave them in their original order.

You can download your processed list as TXT, CSV, or JSON for maximum flexibility.

Developers, content managers, SEO specialists, and data professionals who need to quickly structure or format lists.

Yes, you can work with line breaks, commas, tabs, or other custom separators to match your data format.

Yes, all processing is done locally in your browser. Nothing is uploaded or stored on a server.

Yes, the Add Prefix and Suffix tool is completely free, browser-based, and requires no installation or account.

Yes, you can add both simultaneously, or just one of them depending on your needs.

Formatting data for coding, adding HTML tags, creating SQL queries, preparing SEO keyword lists, or cleaning up structured content.