Customer.io
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Peaberry Software, Inc. dba Customer.io (Portland, OR HQ; remote-first; founded 2012 by David Rauch, Colin Nederkoorn; Spectrum Equity growth round 2022; ~7,400–9,000+ brand accounts, Notion/MongoDB/Linear/Postmark among users)
Website
Field Value Official Website https://customer.io Company Peaberry Software, Inc. dba Customer.io (Portland, OR HQ; remote-first; founded 2012 by David Rauch, Colin Nederkoorn; Spectrum Equity growth round 2022; ~7,400–9,000+ brand accounts, Notion/MongoDB/Linear/Postmark among users) Status Active, independent, not shut down (no acquisition; fundstrapped until 2021 crowdround + 2022 Spectrum) Category ai-productivity-data Pipeline Stage none Title
Field Value Product Customer.io (Journeys + Data Pipelines + AI Agent) Descriptive Title Customer.io — Event-Driven Lifecycle Messaging Platform with Visual Journeys, 100+ Channel Orchestration, Built-in CDP/Reverse-ETL & MCP-Connected AI Agent (Independent, Active) One-line Positioning First-party product events + profile/object data → visual branching journeys across email/push/in-app/SMS/WhatsApp/Slack/webhook → Liquid-personalized lifecycle + transactional sends; developer-first alternative to Braze/Iterable for PLG SaaS. Features
Field Value Journeys Visual drag-drop workflow builder, event/date/form/webhook/segment triggers, conditional branching, wait-until, A/B + multivariate, API-triggered broadcasts, conversion goals Channels Email (marketing + transactional, custom SMTP), push (iOS/Android/Web via APNs/FCM), in-app/web messages, SMS (Twilio-native), WhatsApp (native WABA, 1 acct/workspace), LINE, Slack, outbound/inbound webhooks, anonymous messages Personalization Liquid templating, unlimited people attributes, custom objects (accounts/carts/courses), nested data, AI-generated global styles, AI translator for messages Data Layer Customer.io Data Pipelines (Segment-style CDP, launched 2022), REST Track/App APIs, mobile SDKs (iOS/Android/RN/Flutter/Expo), Reverse ETL to Snowflake/BigQuery, ad-audience sync (Meta/Google/TikTok/IG/YT), 65+ source integrations AI Layer AI Agent (beta, prompt→journey build + analyze), LLM Actions inside workflows (prompt templates, knowledge sources), persistent memory, Routines (scheduled tasks), MCP server + CLI + Slack bring-your-own-agent, $10/100K AI credits metered Governance US/EU data residency, SOC 2 Type II, ISO 27001, GDPR/CCPA, HIPAA (Premium add-on / Enterprise), SSO/2FA, audit logging + data governance (Ent), role-based permissions Pricing (2026-08 USD, no free tier, 14-day trial no CC)
Field Value Essentials 145, 20k=325, 40k=505+ Premium $1,000/mo billed annually, custom profile/email volume, 10 object types, elevated Agent + Daily Routines, Reverse ETL, HIPAA option, premium chat+email, 90-day onboarding, unlimited workspaces Enterprise Custom quote — best volume pricing, dedicated hardware, audit logging, DCSM, shared Slack, migration + implementation specialist, 2-hr first response Overage +0.12/1,000 extra emails, +$10/100K AI credits (Essentials/Premium); SMS/WhatsApp custom-priced Startup Program 12 months free for companies raised <$10M Type profile-metered-subscription-plus-usage-overage; starting_paid=$100; free_tier=no-trial-only-14d Reviews
Field Value G2 4.4/5 (~894–895 verified, Feb–Jul 2026) — B2B lifecycle/marketing buyers; praise branching logic, event triggers, Liquid, dev-friendly; gripes steep learning curve on advanced nodes, AI features still underwhelming, no historical event count in Liquid Capterra 4.6–4.7/5 (~87) — auxiliary B2B, ease/value sub-scores align G2 Trustpilot 2.2/5 (~14) — not a B2B contract surface for CM; consumer-side billing/cancel noise, exclude from primary avg TrustRadius 4.5/5 (~35) — auxiliary GetApp / SoftwareAdvice 4.7/5 (~86 each) — Gartner-family mirror of Capterra, convenience only Product Hunt 4.7/5 (~28) — launch-era sentiment, not ongoing Aggregate (Seek4 blend) 4.5/5 (1,043 across all surfaces) — vendor-listing convenience, not independent star Editorial ToolRadar 87/100; Dashly/TechVendorIndex 6.5–8/10 — positioning confirm Praise Event-driven journeys best-in-class for PLG SaaS, Liquid + custom objects powerful, predictable 5k, dev/PM collaboration smooth, deliverability solid Gripes Essentials 5k profile cap tight for B2C, learning curve on advanced branching/API setup, AI Agent beta still shallow vs in-house LLM stacks, no historical event pull in Liquid, Premium jump 1k/yr commit steep, SMS costs custom opaque Review Sources Breakdown
Field Value G2.com 4.4/5 ~894 verified — primary B2B star, weight highest Capterra.com 4.6–4.7/5 ~87 — secondary B2B Trustpilot.com 2.2/5 ~14 — consumer complaint surface, excluded from B2B avg TrustRadius 4.5/5 ~35 — tertiary GetApp / SoftwareAdvice 4.7/5 ~86 each — Capterra mirror, not independent Product Hunt 4.7/5 ~28 — launch sentiment Seek4 aggregate 4.5/1,043 Blended convenience number, labeled blend not primary Editorial (ToolRadar/Dashly/TechVendorIndex) 87/100, 6.5–8/10 — feature confirm only Vendor site Pricing/company facts only Access
Field Value Web App https://app.customer.io — browser studio, no desktop app Mobile No native marketer app; mobile SDKs are for customer-app instrumentation (iOS/Android/RN/Flutter/Expo) API REST Track API (events), App API (campaigns/profiles), Pipelines API, Reporting webhooks, inbound/outbound webhooks; MCP server (AI Agent), CLI Integrations Segment, RudderStack, Heap, Snowflake, BigQuery, Redshift, Twilio, Slack, Meta/Google/TikTok ad sync, 65+ sources; Zapier not first-class Login Email/SSO (Premium+), workspace model, 2 workspaces on Essentials Self-host None (US/EU cloud only) Best For
Field Value Audience 1 Product-led SaaS / fintech / edtech doing event-driven onboarding/activation/retention/churn-winback Audience 2 Consumer apps with mobile push + in-app + email + SMS in one journey, engineers tracking product events Audience 3 Mid-market lifecycle teams wanting Braze/Iterable power at 5k+ Audience 4 Data teams wanting lightweight CDP (Data Pipelines) + Reverse ETL without buying Segment separately Audience 5 Regulated orgs needing HIPAA/SOC2/ISO27001 + EU residency (Premium/Ent) Not For
Field Value Exclude 1 Traditional inbound B2B lead-gen teams (no native CRM/lead-scoring/ABM — → HubSpot/Marketo) Exclude 2 Pure e-com purchase-trigger shops wanting prebuilt Klaviyo flows (CM needs event wiring) Exclude 3 Solopreneurs/small biz sending newsletters only (overkill, $100 floor stings — → Mailchimp/Brevo) Exclude 4 Teams refusing any learning curve / no dev to fire events (→ ActiveCampaign/Mailchimp) Exclude 5 Teams needing HIPAA on <$1k/mo (HIPAA is Premium add-on/Ent only) Competitors
Field Value Braze Enterprise lifecycle leader, $5k+/mo floor, stronger mobile-centric SDK story, CM cheaper 50x at SMB Iterable Data-first journey builder, bigger enterprise GTM, weaker developer-event model than CM Klaviyo E-com native, prebuilt flows, not event-API-first for SaaS HubSpot Marketing Inbound CRM+automation suite, heavier, less granular event branching ActiveCampaign SMB automation, cheaper entry, weaker CDP/Reverse-ETL/dev API Mailchimp Newsletter-first, not event-driven journeys Intercom Product messaging/conversational, not lifecycle email/SMS orchestration Segment / RudderStack CDP-only (CM Data Pipelines overlaps, but they lack journey sending)
