More impact from every message
customer.io Marketing / SMS, WhatsApp & Push Marketing
- Monthly visits
- 605K
- Down4.8%MoMSep 2026
- Entry price
- $100/mo
- Higher than 91% of peersNiche median $19/mo
- Creators
- Colin Nederkoorn
- @alphacolin· 4,467 followersCo-created with Elizabeth Tse, Jennifer Fong +4 more
- Launched
- 14y ago
- 2012-06-19 · Est.
Traffic & revenue
Revenue evidence
Publicly disclosed & verified revenue figures, sorted by date“Customer.io's annual revenue was $100M in October 2025, according to customer.io.”
Marketing moves
Launches, search & content, referrals, promotions- Who got compromised in Polymarket’s frontend supply chain? Potential third-party exposure: Google Tag Manager, Google Analytics, Amplitude, AppsFlyer, Segment, Plausible, Tinybird, Meta, TikTok, X, Reddit, Snapchat, LiveIntent, Google Ad
@orcarouter · 2026-10-29 · 172 likes · 8 reposts · 17.7K views
- Changed your audience and your cadence in the same peak week? Brad Gurley of https://customer.io/ says start with the logs, then the less engaged contacts you brought back in. From our latest Deliverability Academy.
@mail_gun · 2026-10-27 · 0 likes · 0 reposts · 126 views
Launched on Product HuntLaunch
Send email based on what your customers are actually doing
Feb 25, 2014 · 12y agoLaunch page
Launched on Product HuntLaunch
Send email based on what people do (or don't do) in your app
Jan 29, 2014 · 12y agoLaunch page
Launched on BetaListLaunch
Customer.io – Increase conversions by emailing your users automatically — Increase conversions by emailing your users automatically
Jun 19, 2012 · 14y agoLaunch page
Third-party reviews & case dossiers
Acquisition breakdowns, engineer reviews & open-source metricsCustomer.io is a SaaS messaging and marketing automation platform founded in April 2012 by Colin Nederkoorn and a co-founder he met while working in New York.
MCP Server & Agent Ecosystem
- Ecosystem & integrations:
- ClaudeCursorClaude CodeWhatsAppLINE
- Exposed tool capabilities:
- Visual workflow builderCross-channel campaign automationAI-powered segment builderSend-time optimization
Traffic sources
Traffic breakdown
Channels
- Direct77%
- Organic Search6%
- Email5%
- Referrals5%
- Other7%
Countries
- United States31%
- United Kingdom8%
- Canada8%
- Brazil7%
- France5%
Search
Domain authority —Domain registered 2011-10-26
| Keyword | Monthly volume |
|---|---|
| brevo | 851K |
| mailchimp | 823.2K |
| customer io | 10K |
| customer.io | 2,330 |
| customer.io mcp | 820 |
Traffic data: Vaneform
Pricing
Trial: 14-day free trial · 2 paid tiers ($100–$1000) · Enterprise custom tier · Observed 2026-11-12 · Pricing page
Entry price $100/mo, Higher than 91% of peers; “SMS, WhatsApp & Push Marketing” median is $19/mo.View pricing benchmark
Latest price change · Nov 12: Added Essentials planView change history
Pages & changes
Key pages
Weekly snapshots- Homecustomer.io/
- Pricingcustomer.io/pricing Snapshot 2026-11-12
- Featurescustomer.io/platform Snapshot 2026-11-12
Changes
Design
Enterprise Clean (Light canvas, airy density) featuring headline over large product shot layout and product ui screenshot / component visuals.
First-screen preview · click to zoom
First-screen pitch & conversion flow
“More impact from every message SMS”
Headline Over Large Product Shot hero structure paired with start free / sign up CTA and user count, rating, or key metrics.
Conversion path: Headline Over Large Product Shot + Product UI Screenshot / Component → Start Free / Sign Up · Trust bar: User Count, Rating, or Key Metrics
- Outcome & Speed Promise
- Large Hero Product Shot
- Metrics Strip
Palette · click to copy
- Typography
- 8.0
- Color & Contrast
- 8.0
- Layout & Spacing
- 8.0
- Craft & Polish
- 8.0
- Distinctiveness
- 6.0
Structure
- Fonts
- saansFont
- Hero layout
- Headline Over Large Product Shot
- Primary visual
- Product UI Screenshot / Component
- Conversion CTA
- Start Free / Sign Up
- Social proof
- User Count, Rating, or Key Metrics
- Navigation
- Full-Width Top Bar
- Theme & density
- Light · Airy
- Corners & depth
- Pill · With shadow
Preview full AI design brief (includes :root CSS variables & layout rules)Style tokens only; never copy brand names, logos, copy, or images
# Design Brief: Enterprise Clean (with Minimal Monochrome)
Trustworthy blue-anchored palette, structured grids, and prominent customer logo walls.
## Design Tokens
```css
:root {
--background: #ffffff;
--surface: #f7f8f7;
--foreground: #00262b;
--muted-foreground: #52686a;
--accent: #a8f5a3;
--radius: 9999px;
--font-heading: "saansFont", ui-sans-serif, system-ui, sans-serif;
--font-body: "saansFont", ui-sans-serif, system-ui, sans-serif;
}
```
Color area ratio: Background #FFFFFF (~80%) · Surface #F7F8F7 (~7%) · Text #00262B (~6%) · Muted Text #52686A (~4%) · Accent #A8F5A3 (~3%). Background and surface dominate the canvas; reserve the accent color for primary buttons and active states.
## Layout & Conversion Structure
- Hero layout: Headline Over Large Product Shot
- Navigation: Full-Width Top Bar
- Theme & density: Light · Airy
- Border radius & elevation: Pill; use elevation shadows to separate layers
- Primary visual medium: Product UI Screenshot / Component
- Conversion CTA: Start Free / Sign Up · Trust bar uses User Count, Rating, or Key Metrics
- Headline hook: Outcome & Speed Promise
- Hero components: Large Hero Product Shot, Metrics Strip
- Spatial layout notes: Headline Over Large Product Shot hero structure paired with start free / sign up CTA and user count, rating, or key metrics.
- Visual summary: Enterprise Clean (Light canvas, airy density) featuring headline over large product shot layout and product ui screenshot / component visuals.
## Avoid
- Experimental navigation patterns
- Low-legibility decorative fonts
- Visual novelty that obscures the value proposition
Implement the UI following the design tokens and layout specifications above: use only these color variables, and reserve the accent color strictly for primary actions and active states. Adopt only this visual style—never copy any reference product’s brand name, logo, copy, or imagery.
Questions & evidence
- How much does Customer.io cost?
- Essentials: $100/mo; Premium: $1,000/mo (billed annually); Enterprise: Contact sales. Observed 2026-11-12. Check the source for current billing terms, usage limits and taxes.Source
- How much website traffic does Customer.io get?
- Vaneform estimates 605K website visits in 2026-09. Visits can include repeat visits; this estimate does not measure paying customers or revenue.Source
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