
AI retention emails that feel personal, stop on engagement.
Nudgen turns retention into an always-on winback engine: generate on-brand emails with AI, segment contacts, and send one-time or drip campaigns that automatically stop when someone opens/clicks. Built-in deliverability guardrails + bounce/unsubscribe handling + full event tracking, so you grow LTV without spamming.

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GMA Community
"Hey Product Hunt! 👋 I’m the maker of Nudgen.PH EXCLUSIVE: To celebrate our launch, use code PH2026 for 30% OFF any plan. Valid until the end of March 2026!How It Started — I spent years as an ex-Data Engineer at one of the biggest e-commerce companies in Vietnam, building high-scale data pipelines and marketing tools like attribution platforms, performance dashboards, CDPs and affiliate systems. But the closer I got to the marketing trenches, the more I noticed a massive gap: we could track CAC, ROAS, and attribution all day… yet when it came to retention, we were pouring money into a leaky bucket.From my perspective in the trenches, there are only two ways to bring orders to your business:- The Ad Trap: Aggressively finding new customers via Ads. It’s powerful, but CAC is volatile, attribution is messy, and you’re never 100% sure if the CLV (Customer Lifetime Value) will actually break even.- The Data Goldmine: Bringing back past customers. This is the underrated lever because you already have first-party data—purchase history, intent signals, and specific cohorts.Why I built Nudgen? Most teams want to do win-back, but they default to the same generic, robotic blast that lands in spam. I built Nudgen to bring data engineering precision to retention.It makes the process “clean” technically:- Custom Brand Voice: You define the goal and brand tone — from professional to playful — ensuring every 'nudge' sounds exactly like you.- LLM-Powered Personalization: We use LLMs to generate subject lines and HTML that feel deeply personal.- Event-Driven Auto-Stop: This is the most important part. Under the hood, Nudgen tracks key engagement events. The moment a user returns or clicks, the sequence kills itself. No more "zombie" emails spamming your best customers.- Engineering-Grade Infrastructure: Built with rate-limited batches, secure PII encryption at rest, and automated bounce/unsubscribe handling.Nudgen is my attempt to turn "spammy" retention into a sophisticated, automated revenue engine.I’d love to hear how you guys are using your first-party data to win back customers. Let me know your thoughts or any feedback! 🚀"
GMA Community
"I really like how you tell the story from your real experience as a Data Engineer. The insight about the gap between acquisition and retention is spot on. The Event-Driven Auto-Stop feature is also a great touch — stopping sequences once users return feels much smarter than typical email blasts.One small suggestion: it might be great to share some early metrics (e.g., retention uplift or reduction in unnecessary emails) so potential users can better see the impact.The demo video is also a strong plus. Looking forward to seeing more retention best practices from the Nudgen team!"
GMA Community
"Really love the perspective of bringing data-engineering rigor into retention marketing. The event-driven auto-stop for sequences is a particularly smart touch. Curious what win-back signal has worked best so far for your users?"
GMA Community
"We have thousands of students at different stages — some active, some finished a course months ago, some just dropped off. Our retention emails are still mostly one-size-fits-all because setting up proper sequences per segment takes more time than we have. The auto-stop feature is what caught my eye — how granular can the segmentation get? For example, could it distinguish between a student who finished a course and went quiet vs one who dropped out halfway?"