Customer retention & engagement platform

Talk to every customer like they're the only one.

RetentUp.com turns one-way blasts into real two-way conversations — across email, calls, iMessage, Telegram and carrier-verified SMS. One platform, every channel, every touch timed to what each person actually does.

Connect your Google (Gmail) account, and RetentUp.com sends and manages email conversations with your customers on your behalf — only with your explicit authorization.

Book a demo or write us at admin@retentup.com

01 — The problem

You're broadcasting.
Nobody is listening back.

1^×

Direction of most outreach today

Emails go out. Nobody responds. No call follows up. The conversation ends before it starts — and the customer drifts.

68^%

Of customers leave because they feel unheard

Not because of price. Not because of the product. Because no one talked to them at the right moment, in the right way.

1⁺

Channel is not enough to hold a relationship

People answer where they live — iMessage, Telegram, a phone call. One channel means one chance, and one chance is never enough.

Retention is a conversation, not a campaign.

02 — How it works

A conversation, not a blast.

Listen

Behavioral AI tracks what each customer does on your site and in your product — pages visited, features used, baskets abandoned, subscriptions paused. Every signal becomes context for the next conversation.

Reach out

A personalized email sent from your connected Gmail account, an iMessage, a Telegram message or a carrier-verified SMS opens the dialogue — at the exact moment each person is most likely to engage, on the channel they actually use.

Talk

When a message isn't enough, a natural human-like call continues the conversation. It knows their history, listens to their concerns, handles objections in real time and hands hot prospects to your team — live.

Retain

Every touch — opened, replied, called, converted — is logged and synced to your CRM. The relationship keeps going, and the next conversation picks up right where the last one left off.

03 — The platform

Three layers. One ongoing dialogue.

Conversational Intelligence

Every customer interaction — site visits, product usage, replies, call transcripts — feeds a living profile. The platform knows what to say, when to say it, and which channel will actually get a response.

Multichannel Reach

Email, calls, iMessage, Telegram and carrier-verified SMS — all through registered, compliant routes. Your customer picks up on Telegram; the next call already knows what they said.

Journey Orchestration

Design the retention journey once. The platform picks the next best touch for each person automatically, keeps the conversation going and syncs every outcome to your CRM.

04 — Why not just email

You already send emails.
But you're not having a conversation.

One-way marketing tools

One channel, one shot, no follow-up
Fixed send times, no live timing
Blasts go out — nobody talks back
If the email is ignored, the relationship stalls

RetentUp.com

Email, calls, iMessage, Telegram, SMS — the right channel per person
Timing driven by live on-site behavior
Two-way conversations that listen and respond
Every touch continues the last one — no restarts

05 — Who it's for

Wherever relationships matter.

SaaS

Keep subscribers engaged through their entire lifecycle — onboarding, adoption, renewal, at-risk intervention.

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E-commerce

Follow up on abandoned baskets, repeat buyers and lapsing customers with a timely message or call.

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Fintech

Guide users through onboarding, compliance checks and account re-engagement — with compliant, verified outreach.

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Subscriptions & Media

Hold the conversation with members before they cancel — not after.

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Compliance by design

RetentUp.com is built for consent-based, two-way communication and operates in line with GDPR, CAN-SPAM, TCPA and CASL. You own your customer data — we process it on your behalf under our DPA and Anti-Spam Policy.