ConvertKit vs Customer.io Pricing (2026)
Compare / ConvertKit vs Customer.io
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Team size
25 seats

ConvertKit vs Customer.io

Marketing Automation pricing comparison · 2026

ConvertKit pricing ranges from $0–$66/month, while Customer.io ranges from $0–$1000/month. ConvertKit is typically 94% more affordable, though your actual cost depends on tier and team size.

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See pricing on each vendor's site
Above-the-fold path — each link opens the vendor's pricing page in a new tab.
Visit ConvertKit pricing Affiliate partner — does not affect ranking.
Compare
2 products · Marketing Automation
Side-by-side · live
ConvertKit
ConvertKit is an email marketing platform built specifically for creators - bloggers, podc
verified 27d ago
$1.2K $6.5K
View pricing →
Customer.io
Customer.
verified 27d ago
$1.2K $6.5K
View pricing →
Verdict · Vendr median · year 1
ConvertKit saves $5.3K vs Customer.io · 25 seats
Cheapest $1.2K
Spread 82%
Estimated license cost
at 25 seats
List price × seats. Click a tier below to lock it.
Pro
$20K/yr
year 1 license · $66/seat
Premium
$300K/yr
year 1 license · $1.0K/seat
What buyers actually pay
median, annual
Vendr deal-flow data. The real benchmark, not list price.
↓ Lowest median
Median annual
$1.2K/yr
Vendr · n=142
Median annual
$6.5K/yr
Vendr · n=14
REF · 01

Sources & confidence

Every dollar amount and contract clause below traces back to a sourced fact. We don't manufacture composite scores.

Where this data comes from
Vendr · TrustRadius · Reddit · BBB · official docs
Sources 27 sourced facts
21 hidden-cost · 3 contract · Vendr median · 2 review platforms
Last verified 3w ago
Confidence High confidence
Sources 4 sourced facts
3 hidden-cost · Vendr median
Last verified 3w ago
Confidence Medium confidence
REF · 02

Plans at a glance

Every tier per product. Lock one to drive the cost row above and reveal a tier-specific outbound CTA.

Tier ladder
Click a tier to lock the cost row to it. Locking surfaces a tier-specific Visit CTA.
REF · 03

Hidden costs

Each cost is severity-ranked, with the dollar range quoted from its source (Vendr, Reddit, TrustRadius, BBB, official docs) — never our estimate.

Beyond the sticker
Severity-ranked, sourced
5 documented
  • Manual Downgrade Required
    10-30% of license costs
    2 sources
  • Unexpected price increases without adequate notice
    50% of license costs
    2 sources
  • Account suspension and termination without warning
    $500-$5,000
    3 sources
  • Confusing and inconsistent pricing display
    15-25% of license costs
    1 source
  • Difficult account cancellation and deletion process
    $100-$500
    3 sources
2 documented
  • Profile-based billing for inactive users
    15-25% of license costs
    2 sources
  • Continued profile creation after removal
    $500-$2,000
    1 source
REF · 05

What users say

Aggregated, with sample sizes. We use whichever review platform has data.

User reviews
TrustRadius · Trustpilot · G2
TrustRadius
8.6/5 (38)
Trustpilot
2/5 (23)
Best for
New creators building their first email list
Watch out
Automatic plan upgrades without automatic downgrades
No public ratings yet
Best for
Getting started
Decide
Get a quote from each vendor
Each link opens the vendor's pricing page in a new tab.
Visit ConvertKit pricing Affiliate partner — does not affect ranking.
License cost is computed from publicly listed plans (real math, list price × seats). Median annual cost is from Vendr's deal flow when available — see source badges. Hidden costs and contract terms each cite their own sources. We do not invent composite scores.
Marketing Automation

ConvertKit

$0–$66
/month
3 plans · Free tier
Full pricing breakdown →
VS
Marketing Automation

Customer.io

$0–$1000
/month
4 plans · Free tier
Full pricing breakdown →

ConvertKit and Customer.io both operate in the marketing automation category. This page compares their list pricing.

Plan-by-Plan Pricing

Plan ConvertKit Customer.io
Newsletter Free /month Free /month
Creator $33 /month $100 /month
Pro $66 /month $1K /month
Enterprise Custom

Cost at Scale

Total cost of ownership — licenses, implementation, and hidden costs included.

ConvertKit

3 scenarios
$0/month ($0/year)
New Creator (Under 10,000 Subscribers)
on the Newsletter plan
$33/month ($396/year)
Growing Creator on Creator Plan
on monthly billing or $390/year ($32.50/month effective) with annual billing
$66/month ($792/year)
Professional Creator or Team on Pro
on monthly billing or $790/year ($65.83/month effective) with annual billing

Customer.io

2 scenarios
$145/month
Growing SaaS (10,000 Profiles)
Essentials base $100/month + $45 for 5,000 additional profiles at $0.009 each
$1,000
E-commerce App (50,000 Profiles)
+/month - Premium tier with custom volume for 50,000 profiles across multiple object types, plus SMS costs

Market Intelligence

ConvertKit

Median annual cost
$1,164
Based on
142 deals

Customer.io

Median annual cost
$6,500
Based on
14 deals

Hidden Costs

Beyond the sticker price — what catches buyers off guard.

ConvertKit 11 hidden costs

high
Manual Downgrade Required 10-30% of license costs
high
Unexpected price increases without adequate notice 50% of license costs
critical
Account suspension and termination without warning $500-$5,000
medium
Confusing and inconsistent pricing display 15-25% of license costs
medium
Difficult account cancellation and deletion process $100-$500
See all ConvertKit hidden costs →

Customer.io 2 hidden costs

high
Profile-based billing for inactive users 15-25% of license costs
critical
Continued profile creation after removal $500-$2,000
See all Customer.io hidden costs →

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