Skip to content
Marketing automation software · 11 alternatives

Customer.io alternatives: 11 compared

Sebastiaan Smits By Sebastiaan Smits · Published October 9, 2026 · Updated October 9, 2026

Teams look past Customer.io when they lack engineers to feed it event data, when they need landing pages, forms or lead scoring that it does not list, or when profile and email overage charges grow. Smaller, lower-cost tools such as Zoho and Encharge come first, then ActiveCampaign and HubSpot for marketer-led setups.

Short answer: The closest replacements for Customer.io in our marketing automation software ranking are Zoho Marketing Automation, Encharge and Ortto. Choose Zoho Marketing Automation if you want forms, landing pages and lead scoring in one low-cost tool. All 11 alternatives below are ranked products from Best Marketing Automation Software in 2026, and each says where it differs from Customer.io and when Customer.io is still the better choice.

Visibility in our rankings can be paid for. Payment moves a vendor's position within the shortlist; it never adds a vendor, and it never changes a word of the review or of this page. The first three alternatives go to challengers, vendors outside the best-known brands in a category, wherever the category has them; the established names follow in their ranked order. How it works: placement disclosure · editorial process.

Customer.io at a glance

  • Headquarters: United States
  • Pricing model: Usage-based
  • Pricing: Published plans from $100 a month for Essentials, priced by profiles with an email allowance; reverse ETL on every plan, warehouse destinations and data replay from Premium.
  • Free option: Free trial
  • Built for: SaaS and app companies with engineers
  • Wrong for: Traditional B2B marketing teams without engineering support, or companies needing landing pages and forms; ActiveCampaign or HubSpot Marketing Hub are closer fits.
  • Place in our ranking: #4 of 15
  • Website: customer.io

Facts from our marketing automation software ranking, last checked October 9, 2026.

Why buyers look past Customer.io

  1. It assumes engineers send the data

    Customer.io documents its data pipelines, source specs, SDKs and APIs as the way data gets in. A marketing team without developer time must lean on forms and integrations, and the product's strength, event-triggered journeys, goes unused.

  2. Pricing moves with profiles and email volume

    Essentials starts at $100 a month with 5,000 profiles and 1 million emails. Beyond that its pricing page lists $0.009 per additional profile and $0.12 per additional 1,000 emails. Large audiences need a custom Premium quote.

  3. Warehouse and team features sit higher up

    Reverse ETL is on every plan, but warehouse destinations, data replay, custom roles, managed deliverability and chat support start at Premium, which starts at $1,000 a month billed yearly. Essentials users who need these must move up a tier.

11 alternatives at a glance

Closest replacement first. The last column is our place in the full 15-product ranking.

#AlternativeHeadquartersPricingKey differenceSwitch ifOur rank
1Zoho Marketing AutomationIndiaPer contact tier / month; free trialLow-cost journeys and scoring inside the Zoho familyyou want forms, landing pages and lead scoring in one low-cost tool#1
2EnchargeBulgariaPer contact tier / month; free trialBehavior-based email flows for small SaaS companiesyou run a SaaS product and want similar behavior-based emails from a smaller vendor#9
3OrttoAustraliaPer contact tier / month; free trialCustomer data platform with journeys and analyticsyou want messaging, customer data and support chat in one platform#3
4ActiveCampaignUnited StatesPer contact tier / month; free trialFlexible journey builder for small marketing teamsyour marketers, not engineers, build the journeys and you want landing pages included#2
5HubSpot Marketing HubUnited StatesPer seat plus contact tier / month; free planInbound marketing suite tied to HubSpot's CRMmarketing and sales must share one CRM and your team is mostly non-technical#5
6Act-OnUnited StatesPer active contact tier / month; noneMid-market B2B marketing automationyou do B2B lead nurture with a CRM and can commit to an annual contract#8
7DripUnited StatesPer contact tier / month; free trialEcommerce automation on store eventsyour signals come from an online store rather than a software product#10
8BrazeUnited StatesQuote only; free trialCustomer engagement platform for consumer appsyou run a large consumer app and need many channels at enterprise scale#11
9BrevoFrancePer email volume / month; free planEmail, SMS and WhatsApp automation from Parisyou want a free entry point and email-volume pricing with a built-in sales pipeline#13
10KeapUnited StatesPer contact tier / month; free trialSmall-business CRM with built-in campaign automationyou are a small service business and want CRM, billing and automation together#14
11KlaviyoUnited StatesPer active profile tier / month; free planEcommerce email and SMS automation on purchase datayou sell through an online store and want ecommerce segments and flows#15

What each alternative does differently

1. Zoho Marketing Automation

Low-cost journeys and scoring inside the Zoho family · India

A marketer-led tool with lead generation forms, landing pages, lead scoring, web tracking and email, SMS, WhatsApp and social campaigns, tied closely to Zoho CRM. It has a 14-day trial without a card. It is built around contacts and campaigns, not product events.

Switch from Customer.io if you want forms, landing pages and lead scoring in one low-cost tool.

Pricing: Published plans priced by contact count at a low entry point, with lead scoring from the Professional plan; also included in Zoho One. (free trial)

Full review: #1 of 15 in our ranking · Visit Zoho Marketing Automation →

2. Encharge

Behavior-based email flows for small SaaS companies · Bulgaria

Aimed at software companies like Customer.io, so it is the nearest like-for-like swap in purpose. Its developer docs describe sending data to your account, Liquid personalization and a transactional email API. We could not load its pricing page, so check plans and limits yourself.

Switch from Customer.io if you run a SaaS product and want similar behavior-based emails from a smaller vendor.

Pricing: Published plans priced by contact count, with higher tiers for team features and advanced integrations. (free trial)

Full review: #9 of 15 in our ranking · Visit Encharge →

3. Ortto

Customer data platform with journeys and analytics · Australia

Combines a customer data platform, journey builder and analytics with email, SMS, push and in-app messages, plus a team inbox and live chat for support. It offers a 14-day trial and targets SaaS among others. We could not load its pricing page today.

Switch from Customer.io if you want messaging, customer data and support chat in one platform.

Pricing: Published plans priced by contact count, with higher tiers for advanced data and analytics features. (free trial)

Full review: #3 of 15 in our ranking · Visit Ortto →

4. ActiveCampaign

Flexible journey builder for small marketing teams · United States

Marketer-led automation with landing pages, plus attribution and conversion tracking on Pro. Starter allows 5 actions per automation and one user, while Plus lifts the action limit. Custom objects and single sign-on start at Enterprise. It is not built around engineers sending product events.

Switch from Customer.io if your marketers, not engineers, build the journeys and you want landing pages included.

Pricing: Published plans priced by contact count; attribution and split testing inside automations start at Pro, while lead scoring and the deals pipeline come with a paid CRM add-on. (free trial)

Full review: #2 of 15 in our ranking · Visit ActiveCampaign →

5. HubSpot Marketing Hub

Inbound marketing suite tied to HubSpot's CRM · United States

A CRM-centered suite with a free plan for two users and 2,000 sends. Starter workflows are limited to 10 actions, Professional starts at $800 a month with 3 seats and a $3,000 onboarding fee. It prices on seats plus contacts, where Customer.io prices on profiles and volume.

Switch from Customer.io if marketing and sales must share one CRM and your team is mostly non-technical.

Pricing: Free tools, then Starter, Professional and Enterprise editions priced by seats plus marketing contact tiers; workflows begin at Professional. (free plan)

Full review: #5 of 15 in our ranking · Visit HubSpot Marketing Hub →

6. Act-On

Mid-market B2B marketing automation · United States

Built for B2B marketing teams. Professional starts at $900 a month on an annual contract and counts only contacts you email. CRM integration and account-based marketing are add-ons or Enterprise features. It is a poor fit for product-event messaging.

Switch from Customer.io if you do B2B lead nurture with a CRM and can commit to an annual contract.

Pricing: Professional starts at $900 a month for 2,500 active contacts on an annual contract; Enterprise is quoted, and CRM sync and account-based marketing are add-ons on Professional. (none)

Full review: #8 of 15 in our ranking · Visit Act-On →

7. Drip

Ecommerce automation on store events · United States

Category data describes plans priced by contact count with unlimited sends and a trial, built around ecommerce store events. We could not load the vendor site today, so we state nothing further. It does not target product-led software messaging.

Switch from Customer.io if your signals come from an online store rather than a software product.

Pricing: Plans priced by contact count with unlimited sends; trial available. (free trial)

Full review: #10 of 15 in our ranking · Visit Drip →

8. Braze

Customer engagement platform for consumer apps · United States

A larger cross-channel engagement platform covering email, mobile and web messaging, SMS, RCS, WhatsApp and LINE, with real-time data activation. Its homepage lists no prices and offers a free trial. Expect a sales process and an enterprise scope beyond Customer.io.

Switch from Customer.io if you run a large consumer app and need many channels at enterprise scale.

Pricing: Quote-only contracts built from a platform edition, monthly active users and a pool of Action Credits spent on messages; trials and startup programs are offered. (free trial)

Full review: #11 of 15 in our ranking · Visit Braze →

9. Brevo

Email, SMS and WhatsApp automation from Paris · France

Offers a free plan, then tiers where email volume sets the price. The Professional plan includes 10 seats and contact scoring, and it also covers SMS, WhatsApp and a sales pipeline. Custom objects need Enterprise. It leans to small business campaigns over product-event journeys.

Switch from Customer.io if you want a free entry point and email-volume pricing with a built-in sales pipeline.

Pricing: A free plan with a daily sending cap, then paid tiers priced mainly by monthly email volume rather than stored contacts; SMS and WhatsApp messages are bought as credits. (free plan)

Full review: #13 of 15 in our ranking · Visit Brevo →

10. Keap

Small-business CRM with built-in campaign automation · United States

A small-business CRM with automation, invoicing and appointment booking. One plan starts at $299 a month, billed $2,988 a year, with a required implementation service. A $299 early termination fee applies on annual contracts. Owned by Thryv. It is not an event-driven product tool.

Switch from Customer.io if you are a small service business and want CRM, billing and automation together.

Pricing: One published plan priced by contact count, from $299 a month billed annually with two users included, extra users at $39 each and a required paid implementation package; limited free trial. (free trial)

Full review: #14 of 15 in our ranking · Visit Keap →

11. Klaviyo

Ecommerce email and SMS automation on purchase data · United States

Built for ecommerce, with a free plan of up to 250 active profiles and 500 email sends a month, then tiers on active profiles. Mobile messages are billed separately. It suits stores syncing orders and browsing, and software teams find less for product events.

Switch from Customer.io if you sell through an online store and want ecommerce segments and flows.

Pricing: A free plan for up to 250 active profiles and 500 email sends a month, then tiers priced by active profiles, with SMS and other mobile messages billed separately. (free plan)

Full review: #15 of 15 in our ranking · Visit Klaviyo →

When Customer.io is still the right choice

Stay with Customer.io if engineers already send events or sync a warehouse and your journeys depend on product behavior. Reverse ETL, unlimited seats and email, push, SMS and in-app messages are on every plan. Moving to a campaign-led tool would cost you precision that you currently use.

What to expect when you switch from Customer.io

  1. Give notice and export first

    The terms of service say a subscription renews automatically unless you give 30 days' written notice, and fees may rise at renewal. Data export is listed on every plan. Export people, segments and message content before the term ends.

  2. Rebuild events and templates by hand

    Journeys, event triggers and Liquid templates are Customer.io constructs. Plan to recreate the event schema in the new tool, and to rewrite templates. Run both systems side by side on one segment until deliverability looks stable.

Questions and answers

Does Customer.io have a free plan?

No, it offers a 14-day free trial without a credit card. Early-stage companies that raised under $10M can get 12 months free through its Startup Program, according to the pricing page.

How much notice does Customer.io need to cancel?

Thirty days of written notice is needed to stop automatic renewal, according to its terms of service. You remain liable for fees for the rest of the current subscription term.

Can I export my data from Customer.io?

Yes, data export is listed as included on all three plans on the pricing page. The page does not name file formats, so confirm them in the documentation or with support before you cancel.

Will my price rise at renewal?

It can. The terms state that Customer.io reserves the right to increase fees on any renewal. Ask for a written renewal quote before the 30-day notice window closes.

Who owns the data I put into Customer.io?

You do. The terms say that, as between you and Customer.io, you own the content you upload and the information about your message recipients.

Which alternatives have a free plan?

Brevo and Klaviyo list free plans, and HubSpot Marketing Hub has a free plan for two users. Zoho, ActiveCampaign, Ortto and Braze offer trials on their sites.

Sources

Prices, plan limits and product facts about Customer.io on this page were checked against the vendors' own pages on October 9, 2026. Vendors change both without notice, so treat the figures as of that date.

Who wrote this

Sebastiaan Smits Sebastiaan Smits, Founder, wrote, edited and fact-checked this page. Founder of The Interregnum and of 2 Steps Ahead, an AI search visibility agency. Writes, edits and fact-checks every page here. Last reviewed October 9, 2026. How we review.