WhatsApp has no formatting toolbar, but it does have formatting codes, and most people never use them because they cannot remember the symbols. This tool gives you the toolbar WhatsApp forgot. Write your message, select any words, and press Bold, Italic, Strike or Mono. The tool wraps your selection in the right symbols, shows a live preview of how the message will look, and builds a wa.me link that opens WhatsApp with your formatted text already filled in. Share that link anywhere and the reader taps it to start a chat with your message ready to send.
The four codes WhatsApp understands
Bold uses one asterisk on each side: *like this*. Italic uses one underscore on each side: _like this_. Strikethrough uses one tilde on each side: ~like this~. Monospace uses three backticks on each side, which shows the text in a fixed-width font that suits prices, codes and addresses. You can combine bold and italic on the same words by nesting the symbols, for example *_both_*. The preview in this tool renders all four so you can check the result before you share it.
How the share link works
A wa.me link is WhatsApp’s own official share format. The text after ?text= is your message, URL-encoded so spaces and symbols travel safely. When someone taps the link, WhatsApp opens with your message prefilled in the chat box, and the reader only has to choose a contact and press send. The link does not send anything by itself, and it does not need your phone number, which keeps it safe to post on a website, a flyer or a social profile.
Where formatted messages help most
Use bold for prices, dates and the one action you want the reader to take. Use italic for gentle emphasis, such as a note that an offer ends soon. Use strikethrough to show an old price next to a new one, which reads instantly as a discount. Use monospace for coupon codes, order numbers and addresses so they copy cleanly without the phone reflowing the characters. Keep formatting light: a message where every word is bold reads no better than a message with none, and heavy formatting on long texts looks noisy on small screens.
Limits to know
Formatting only renders inside WhatsApp itself. If the reader copies your message into another app, the raw symbols travel with it. Very long messages still hit WhatsApp’s own length limits, and the counter under the preview helps you stay short. The tool runs fully in your browser: nothing you type is sent to any server, and the share link is built on your device.
Three message templates that work
An order update works well with one bold line and the rest plain: bold the order number and the delivery day, and leave the greeting and the thanks unformatted, so the eye lands on the facts first. An appointment reminder benefits from bold on the date and time plus italic on a short note, such as please reply to confirm, which reads as a gentle nudge rather than a demand. An offer announcement can use bold for the discount, strikethrough for the old price and monospace for the coupon code, which gives the reader the whole deal in three glances. In every case, write the message first and format second: formatting should highlight a message that already reads clearly, not rescue one that does not. Read the finished message aloud before sharing, because a sentence that sounds pushy in speech usually reads pushy in bold too. If the message is longer than a short paragraph, consider whether it belongs in an email instead; WhatsApp rewards brevity, and a wall of formatted text gets skimmed, not read.
Related tools
URL Shortener · Social Preview Card Generator · Versión en español: Formateador de Texto para WhatsApp · All Free Online Tools.
Embed this tool on your website — free
Copy the code below to add this working tool to your own page. A small credit link stays with it — that’s all we ask.