HeyGen
Problem: The subject announced a feature update instead of the reader’s workflow gap.
Rebuild: “We added AI voices” became “Your voiceovers are taking 3x longer than they should.”
Your open rate looks fine. Nobody clicks. That gap is costing you pipeline on every send.
Paste your newsletter or drop a URL. We apply the Strategic Flow Method — outcome-first subject line, hook above fold, ownership CTA — and hand you back the HTML.
Three ways to start:
Fill in your company name and original subject line if you have them. This helps us match your brand voice more accurately.
We run your content through the Strategic Flow Method:
You'll see your original alongside the rebuilt version, plus a breakdown of exactly what changed and why — subject line, hook, structure, CTA.
Download the rebuilt newsletter as a ready-to-paste HTML file. Open it in your email platform (Mailchimp, HubSpot, Klaviyo, or any HTML-compatible sender) and send.
Problem: The subject announced a feature update instead of the reader’s workflow gap.
Rebuild: “We added AI voices” became “Your voiceovers are taking 3x longer than they should.”
Problem: Filing-label subject, caveat opener, and no CTA ownership.
Rebuild: Curiosity-gap subject, consequence-first hook, and “Fix my spending limit →” instead of “Learn more.”
Problem: Feature-first language across every update with zero quantified claims.
Rebuild: Stat cards for major features and visible before/after contrast in the body.
Enter your email to start your free audit. No account or payment needed.
Each tier generates a fundamentally different, richer newsletter experience.
One newsletter, rebuilt once.You have one email that isn't converting. Paste it in — we rebuild it using the Strategic Flow Method. Outcome-first subject line, hook above fold, ownership CTA. Download the HTML and send it. One rebuild, done right.
Four newsletters a month, rebuilt professionally.Each one gets 3 alternative subject lines to A/B test, a conversion score before and after, and a full breakdown of what changed and why. Plus a human review option — send any rebuild to our team and get written feedback within 48 hours.
Your brand voice, preserved at scale.We extract your brand DNA — colors, tone, voice, audience language — from your website before every rebuild. Every newsletter sounds like you, not a template. Includes a 3-email content calendar after each rebuild. Eight newsletters every month.
Full-funnel thinking. Direct access.Rebuilds every month. Every email checked for full-funnel cohesion — does it fit your sequence, your audience, your conversion goal? Includes a monthly audit of your entire email program.
⚡ VIP Access: You get a dedicated Slack channel with direct async access to the Strategic Flow team. Urgent copy hotfix before a launch? Skip the queue — fast turnaround guaranteed. This is the plan for founders and marketing leads who treat email as a revenue channel, not a checkbox.
| Feature | Single | Lite | Growth | High-Impact |
|---|---|---|---|---|
| Strategic Flow rebuild | ✓ | ✓ | ✓ | ✓ |
| Download HTML | ✓ | ✓ | ✓ | ✓ |
| A/B subject lines | — | ✓ | ✓ | ✓ |
| Conversion score (1–10) | — | ✓ | ✓ | ✓ |
| Before/After comparison | — | ✓ | ✓ | ✓ |
| Human review request | — | ✓ | ✓ | ✓ |
| Brand DNA extraction | — | — | ✓ | ✓ |
| Voice preservation | — | — | ✓ | ✓ |
| Audience segments | — | — | ✓ | ✓ |
| Content calendar | — | — | ✓ | ✓ |
| Roadmap teaser block | — | — | ✓ | ✓ |
| Full-funnel cohesion check | — | — | — | ✓ |
| Email type detection | — | — | — | ✓ |
| VIP priority flag | — | — | — | ✓ |
| Monthly conversion audit | — | — | — | ✓ |
Monthly packages include onboarding via strategicflow@proton.me
Already have a plan? Go to Pro app →
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Don't have one handy? Try our sample email →
Want the full rebuild — with 30-day calendar, segmentation strategy, and conversion audit?
Upgrade to Strategic Flow Pro →Based on your vertical and subject line score
Send this rebuilt email to Strategic Flow for expert review and feedback.
These were your 2 free rebuilds. Pick a plan to continue rebuilding newsletters.
Run your first email through the seven-point audit free, then use the same framework to improve the next send.