Capture
Paste or type the line. Add the category (Hook, CTA, Headline…), platform, source, tags, and any notes about why it works.
KeepALine
Save, organize, and instantly copy the hooks, headlines, CTAs, replies, captions, and prompts you want to reuse.
Built for creators, marketers, founders, and writers who know that the right line at the right moment changes everything.
Three simple steps from "I need to save this" to a swipe file you'll actually use.
Paste or type the line. Add the category (Hook, CTA, Headline…), platform, source, tags, and any notes about why it works.
Filter by category chip, group into collections, and star your favorites. Your library stays tidy without any manual effort.
Hit the copy button on any card. The line is on your clipboard — ready to paste into your next post, email, or ad in one tap.
Designed for people who understand that great copy starts with great source material.
Instantly narrow your library by Hook, Headline, CTA, Reply, Caption, Prompt, Subject Line, Tagline, Opening, or Closing — with one click.
Every line card has a copy button. Tap it and the line is on your clipboard, ready to paste anywhere.
Track where each line came from and where it performs best — so you always know what to remix and where to use it.
Group lines by campaign, client, format, or theme. Star your best ones for instant access from Favorites.
FAQ
Everything you might want to know about KeepALine before you sign up.
KeepALine is a personal library for saving, organizing, and reusing high-performing lines of copy — hooks, headlines, CTAs, email subjects, prompts, replies, captions, and more.
Yes. KeepALine is completely free to use. Create an account in seconds and start building your line library today.
Anything that works: viral hooks, ad headlines, email subject lines, landing page copy, sales replies, social captions, CTAs, prompts, and any other language you want to reuse.
Yes. Every line has a one-click copy button. Tap it and the line is on your clipboard, ready to paste wherever you need it.
Yes. Group lines into custom collections (for example: Email Hooks, Q4 Campaign, Competitor Swipes), star your favorites, and use tags so you can find any line in seconds.
Yes. KeepALine is fully responsive and works in any modern mobile browser, with a mobile-first interface designed for capturing lines on the go.
Where great lines don't get lost.
Save, organize, and copy the words that actually convert. Start building today.