Brand Voice
A/B Caption Tester
a/b test instagram caption · compare captions · No signup required.
This tool is coming soon
It's not live yet, get one email the moment it launches.
A/B Caption Tester is being wired up to its AI engine. The page is live so you can see exactly what it will do, generation opens shortly.
- Output
- Copy-ready text (caption / hook / CTA / script) + variations
- Free tier
- 3 generations/day; resets daily
- Pro
- Unlimited generations + save Brand Voice + Library + bulk export + ad-free
How it works
- 1
Paste 2 captions side-by-side.
- 2
Returns scorecard for each: Hook strength (1-10), Clarity, CTA strength, Tone consistency, Readability.
- 3
Winner highlighted with explanation of why.
- 4
"Make winner even better" → returns 3 optimized variants.
- 5
Anonymous: 2/day. Pro: unlimited + bulk test (5 at once) + history.
Frequently asked questions
Is A/B Caption Tester free to use?
Yes. A/B Caption Tester has a free tier, 3 generations/day; resets daily. Pro removes limits and adds Unlimited generations + save Brand Voice + Library + bulk export + ad-free.
Do I need to sign up?
No signup is required to try it. You can create a free account later to save your work and unlock more.
How does A/B Caption Tester work?
You provide Topic / industry / tone + (optional) brand voice, and the tool returns Copy-ready text (caption / hook / CTA / script) + variations. Everything runs on the page, no installs.
What languages are supported?
The interface is available in English, Türkçe, Español and Português. Generation supports many languages.
Is my data kept private?
Your inputs are used only to generate your result. Free outputs may carry a small toohottopost.com credit; Pro removes it.