✍️ Hookly — AI Social Media Copy Generator

Inbound Marketing-aligned captions for Facebook, Instagram and LinkedIn. A/B variants · Funnel targeting · Brand voice upload

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Generate Your Copy with AI

Fill in your brand context, choose your platform and objective, and get two battle-tested copy variants in seconds.

⚡ Launch Hookly →

Opens in a new tab · Powered by Gemini AI · Free to use

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Funnel-Stage Targeting

5 copy focus modes: Seller (BOFU), Educational (TOFU/MOFU), Inspirational, Service, and Entertainment. Each maps to a specific funnel stage.

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Platform-Specific Structure

Facebook, Instagram (carousel, video, image), and LinkedIn each get a distinct content architecture — not just resized text.

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A/B Variants

Always get two divergent copy options with different hooks or closes. Built-in split testing without extra prompting.

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Brand Files Upload

Upload your brandbook (PDF, DOCX, TXT) and creative assets (PNG, JPG). The AI reads your brand voice directly from the source.

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Localization-Ready

Set the country and month to get culturally relevant language, slang, seasonal themes, and local references.

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Strategic Explanation

Optional tactic breakdown per copy variant: which inbound principle applies, which funnel stage, and why it would work.

🔑 Next step: Got your social copy? Turn it into a high-converting ad. AdCopy — Generate Ad Headlines →

What is Hookly and How Does It Work?

Hookly is a social media copywriting assistant powered by Google's Gemini AI. Unlike generic text generators that produce filler content, Hookly is wired to think like a certified Inbound Marketing strategist. Every output follows a rigid set of 8 internal rules that prevent the AI from producing vague, legally unsafe, or platform-inappropriate copy.

The 8 Internal AI Rules

When you submit your brief to Hookly, the AI must comply with the following before outputting anything:

  • Brand Scout: Extract voice and benefits from the provided URL, uploaded manuals, or text description — prioritizing user instructions over inferred style.
  • Temporal Context: Use the month/year input to anchor copy to real calendar moments (seasons, promotions, key dates).
  • Visual Anchoring: Tie the copy to the uploaded image/video or its text description — no copy that contradicts the visual.
  • Platform Structure: Facebook = Story+Benefit+Proof+CTA. Instagram Image = Promise+Proof+CTA. Instagram Video = Hook+Benefit+CTA. LinkedIn = Insight+Action, no emojis.
  • Funnel Alignment: Seller content closes (BOFU). Educational content attracts softly (TOFU). Inspirational connects emotionally. Service content resolves pain points. Entertainment drives engagement only.
  • Format Compliance: Strict adherence to selected length (Short/Medium/Long) and emoji count (Few/Medium/Many).
  • Legal Safety: No superlatives like "the best in the market" or comparisons with named competitors without verifiable proof.
  • A/B Mandatory: Always produce two distinct variants with different hook or close angles.
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Supported Platforms and Their Copy Structures

Facebook: Best for storytelling and broad audience engagement. Hookly generates copy in the classic Inbound structure: an attention-grabbing story or scenario, a clear benefit statement, a proof element (social proof, statistic, or guarantee), and a single strong CTA.

Instagram: Structure varies by post format. Carousel posts follow a Problem → Agitation → Solution (PAS) narrative to justify multiple swipes. Video posts open with an attention hook in the first line to stop the scroll. Single images use a promise + proof + CTA formula that works even when truncated after two lines.

LinkedIn: Corporate environment. Hookly leads with a business insight or data point, then ties it to a relevant action or reflection. Emojis are always set to zero on LinkedIn regardless of user preferences — this is hard-coded into the AI rules.

How to Get the Best Results with Hookly

To maximize output quality, follow these best practices when filling out the Hookly form:

  • Upload your brand's guidelines document (PDF/DOCX) rather than typing brand info manually — the AI reads the full document and gets more context.
  • Always fill in the "Art Description" field even when uploading an image — this helps the AI describe what's happening in the visual with more precision.
  • Select "Show Explanation = Yes" when presenting work to clients or training team members — the strategic rationale makes approval easier.
  • Use the Brand URL field to point to a landing page or Instagram profile — Hookly will analyze the page and extract tone, vocabulary, and key differentiators.
  • Test all 5 copy focuses (Seller, Educational, Inspirational, Service, Entertainment) for the same product to build a full content calendar.

Frequently Asked Questions

What makes Hookly different from other social media copy generators?
Hookly is built around Inbound Marketing methodology. Every output is aligned to a specific funnel stage and enforces a platform-specific structure. It also generates two divergent A/B variants and enforces legal content safety — no superlative claims or competitor comparisons without proof.
Which social media platforms does Hookly support?
Hookly supports Facebook, Instagram and LinkedIn. Each platform has a distinct AI-enforced content structure: Facebook uses storytelling, Instagram adapts to post format (carousel, video, image), and LinkedIn is tuned for professional corporate tone with zero emojis.
Can I upload my brand's voice and tone guide?
Yes. Hookly accepts PDF, DOCX and TXT files as brand manual uploads. The AI uses these documents as its primary source for tone, vocabulary, and brand personality. You can also paste tone instructions directly in the text field.
What is the 'Show Explanation' option?
When enabled, Hookly adds a strategic breakdown below each copy variant. The AI explains which Inbound Marketing tactic was applied, which funnel stage it targets, why the hook was chosen, and why this structure generates engagement for that platform and objective.
What copy lengths and emoji densities are available?
Three lengths (Short, Medium, Long) and three emoji densities (Few, Medium, Many). Short is ideal for Instagram captions. Medium fits most Facebook and LinkedIn posts. LinkedIn posts receive zero emojis automatically, regardless of the emoji setting chosen.