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Flowium

Our score 79 / 100

Email and SMS retention agency built around Klaviyo that says it has served 1,000+ brands since 2017.

Best for
DTC brands on Klaviyo
Pricing
Custom quote
Price
Custom quote

What Flowium does

Flowium designs and runs Klaviyo email and SMS programs, from audits and deliverability to flows and campaigns, for brands such as Dr. Squatch and True Classic. It reports $1B+ in revenue driven and case studies with 164-215% gains in repeat-customer revenue. Klaviyo has listed it as an Elite Master partner. It offers a price lock and no long-term contracts but does not publish prices.

Pricing

Pricing modelCustom quote
Starting priceCustom quote

From Flowium's public pricing. Confirm current rates on their site.

Pros and cons

Pros
  • Klaviyo specialist (Elite Master per Klaviyo)
  • 1,000+ brands claimed
  • No long-term contracts
Cons
  • Prices not published

Services

Klaviyo email & flowsSMSDeliverabilityEmail auditsPush & WhatsApp

Ratings

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Where Flowium ranks

Ranking badges for Flowium

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Top 10 Klaviyo AgenciesTOP10Top 10 Klaviyo AgenciesBESTADAGENCY · 2026

Flowium FAQs

What is Flowium?

Flowium is an email and SMS retention agency built around Klaviyo that says it has served 1,000+ brands since 2017. Core services: Klaviyo email & flows, SMS, Deliverability, Email audits, Push & WhatsApp.

How much does Flowium cost?

Flowium uses custom quote pricing and quotes on request. Prices come from public pricing pages; confirm current rates before you sign.

Who is Flowium best for?

Flowium is best for DTC brands on Klaviyo.

What are the pros and cons of Flowium?

Pros: klaviyo specialist (Elite Master per Klaviyo); 1,000+ brands claimed; no long-term contracts. Cons: prices not published.

What are the best Flowium alternatives?

BestAdAgency ranks Flowium #3 in Klaviyo Agencies, #18 in Top 50 Ecommerce Agencies. Each of those lists compares Flowium with its closest alternatives on results, specialty fit, pricing transparency and reviews.

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