AuthoredUp polishes the post. Signal finds it.
AuthoredUp helps you format and refine a post you've already written. Signal helps you decide what to write in the first place.
Feature comparison
| Feature | AuthoredUp | Signal |
|---|---|---|
| Core mechanic | Post editor and formatter | Daily research-backed question |
| Ideation help | Not included | Three questions a day across three pillars |
| Post drafting | You write; it formats | You answer; it structures using Story Arc |
| Formatting tools | Full editor, preview, emoji, spacing control | Story Arc structure applied automatically |
| Scheduling | Not included | Not included |
| Analytics | Post history, hook scoring, performance data | Not a core feature |
| AI writing layer | Not included | Structures your answer; does not write for you |
| Price | Free tier; paid from ~$12/month | £35/month, 7-day free trial |
| Best for | Writers who know what to say and want better craft tools | Professionals stuck on what to say each day |
Why professionals reach for Signal first
- ✓AuthoredUp sharpens a post you have already written. Signal removes the blank page that comes before it.
- ✓Three research-backed questions each morning mean formatting is never the first hurdle of the day.
- ✓Plenty of people run both: Signal for the idea, AuthoredUp for the polish. They solve different stages, not the same one.
Where AuthoredUp does well
AuthoredUp is a well-built editor, and it solves a real problem once you already know what you want to say.
- A genuinely strong editor: character counts, formatting controls, emoji tools, and a live preview that closes a real gap in LinkedIn's native composer.
- Hook scoring and post history give writers specific, evidence-based feedback on what is and isn't working.
- The free tier is functional enough to properly test the tool before paying anything.
Frequently asked questions
Can Signal and AuthoredUp be used together?
Yes, and many professionals do exactly that.
Signal solves the ideation stage each morning; you then paste the structured draft into LinkedIn's composer and use AuthoredUp to format, preview and refine it before publishing.
Do I need both tools, or just one?
Most people only need one at a time. If the blank page is the problem, start with Signal.
If you already know what to write and want sharper formatting and hook scoring, start with AuthoredUp, then add the second tool once the first bottleneck is solved.
Is AuthoredUp's free plan enough to get started?
AuthoredUp's free plan covers limited post saves and basic formatting, which is enough to test the editor properly.
Full access to analytics, hook scoring and unlimited drafts starts at around $12/month.
Will AuthoredUp help me figure out what to write about?
No, AuthoredUp is a post editor and analytics tool: it improves posts you've already drafted rather than generating topic ideas.
For the ideation stage, a tool like Signal is built specifically for that gap.
Other comparisons
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Read the comparison →Signal vs Supergrow
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Read the comparison →Signal vs Scripe
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Read the comparison →Signal vs MagicPost
MagicPost is a full marketing suite. Signal is one focused question a day.
Read the comparison →Signal vs Kleo
Kleo's free extension was shut down and Kleo 3.0 now costs $99 a month. Signal keeps your own voice at £35 with a free trial.
Read the comparison →Signal gives you three research-backed LinkedIn questions every morning.
Answer one. Build a post in your own voice.
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