cust.co / Compare / Klaviyo vs Integral Ad Science

Klaviyo vs Integral Ad Science - NRR head-to-head

Side-by-side Net Revenue Retention comparison sourced from SEC filings and earnings releases. Both compete in Sales & Marketing Tech. Both at Public stage.

Klaviyo (KVYO)
110%
FY2026-Q1 · Sales & Marketing Tech
vs
Integral Ad Science (IAS)
111%
FY2025-Q3 · Sales & Marketing Tech
Integral Ad Science leads by +1pp on latest NRR (111% vs 110%).

NRR over time

106%110%114%117%121% FY2020-Q4FY2023-Q3FY2024-Q4FY2025-Q1FY2025-Q3FY2025-Q4FY2023-Q2FY2024-Q2 NRR Klaviyo Integral Ad Science Klaviyo - FY2020-Q4: 108% Klaviyo - FY-2020: 110% Klaviyo - FY2023-Q3: 119% Klaviyo - FY2024-Q3: 110% Klaviyo - FY2024-Q4: 110% Klaviyo - FY-2024: 108% Klaviyo - FY2025-Q1: 108% Klaviyo - FY2025-Q2: 108% Klaviyo - FY2025-Q3: 109% Klaviyo - FY-2025: 110% Klaviyo - FY2025-Q4: 110% Klaviyo - FY2026-Q1: 110% Integral Ad Science - FY2024-Q3: 108% Integral Ad Science - FY2025-Q1: 109% Integral Ad Science - FY2025-Q2: 110% Integral Ad Science - FY2025-Q3: 111% Integral Ad Science - FY2023-Q2: 110% Integral Ad Science - FY2024-Q1: 113% Integral Ad Science - FY2024-Q2: 112%

Klaviyo hit a higher all-time peak (119% in FY2023-Q3).

Stat-by-stat

Metric Klaviyo Integral Ad Science
Latest NRR 110% 111%
All-time peak NRR 119% 113%
All-time low NRR 108% 108%
QoQ change +0pp +1pp
YoY change +2pp -1pp
3-year change - -
Disclosures tracked 12 7

Customer cohorts

MetricKlaviyoIntegral Ad Science
Total customers 196,000 -
Over $100K ARR 1,000 -
Over $1M ARR - -
Top-10 concentration - -
Average ACV - -
US revenue mix 60.1% 68%

Commercial structure

MetricKlaviyoIntegral Ad Science
Total RPO $254M $20M
Current RPO (12mo) $236M -
Multi-year contracts - -
Avg contract length - -
Subscription rev mix - -
New customers added 26,000 -

Post-sales motion

MetricKlaviyoIntegral Ad Science
CS team size - -
Customers per CSM - -
Pricing model hybrid hybrid
Renewal cadence monthly annual
CSM coverage model hybrid -
Top customer exec Chano Fernández -

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