Customer.io vs Iterable
Marketing Automation pricing comparison · 2026
Customer.io costs $100–$1,000/mo, while Iterable is quote-based.
Iterable
Iterable pricing is custom-quoted for all three plan tiers: Essential, Select, and Plus.
verified 4mo ago
$177
$6.5K
Recorded annual contract medians
Iterable
median is
$6.3K
less than
Customer.io
· different customer contracts; not a quote
Cheapest
$177
Spread
97%
Estimated license cost
at 25 seats
List price × seats. Click a tier below to lock it.
Premium
$12K/yr
year 1 license · flat plan price
Pricing model unknown
Pricing model unknown
no public list price found
What buyers actually pay
median, annual
Vendr deal-flow data. The real benchmark, not list price.
Median annual
$6.5K/yr
Vendr · n=14
↓ Lowest median
Median annual
$177/yr
Vendr · n=4 · limited data
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
19 sourced facts
13 hidden-cost · 4 contract · Vendr median · 1 review platform
Last verified
3d ago
Confidence
Medium confidence
Sources
5 sourced facts
1 hidden-cost · 3 contract · Vendr median
Last verified
4mo 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 · 04
Contract terms
The fine print, surfaced. Green = buyer-friendly. Each clause backed by a quoted source.
Customer.io
Iterable
Auto-renewal
Yes
Yes
Cancellation
—
30, 60, or 90 days before the term ends
Commitment
1 year (annual contracts required)
Annual contracts are standard
Price escalation
Users report prices nearly doubling every ~5 years with no grandfathering; at renewal, rates may triple unless a 2-year contract is signed
5-10%
Can downgrade
No
—
REF · 05
What users say
Aggregated, with sample sizes. We use whichever review platform has data.
User reviews
TrustRadius · Trustpilot · G2
Decide
Get a quote from each vendor
Each link opens the vendor's pricing page in a new tab.
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.
VS
Customer.io and Iterable both operate in the marketing automation category. This page compares their list pricing.
Plan-by-Plan Pricing
| Plan | Customer.io | Iterable |
|---|---|---|
| Essentials | $100 /month | Custom |
| Premium | $1K /month | Custom |
| Enterprise | Custom | Custom |
Market Intelligence
Customer.io
- Median annual cost
- $6,500
- Based on
- 14 deals
Iterable
- Median annual cost
- $177
- Based on
- 4 deals
Contract Terms
| Term | Customer.io | Iterable |
|---|---|---|
| Auto-renewal | Yes | Yes |
| Cancellation | — | 30, 60, or 90 days before the term ends |
| Minimum commitment | 1 year (annual contracts required) | Annual contracts are standard |
| Price escalation | Users report prices nearly doubling every ~5 years with no grandfathering; at renewal, rates may triple unless a 2-year contract is signed | 5-10% |
| Can downgrade | No | — |