Marlowe vs. Nimbra

Nimbra runs out of room.

  • Launch, edit, and retire journeys without filing a ticket with engineering.
  • A data-first model keeps every event, attribute, and trait queryable — no sampling, no ceilings.
  • Compose across in-app, push, SMS, email, and webhooks on one canvas, then report by channel, date, and goal.
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Trusted by 6,400+ teams

Features

Why teams pick us over Nimbra

MarloweNimbra
Product trialYesYes*
Custom objectsYesNo
Connected formsYesNo
Unlimited data pointsYesNo
Batch updatesYesNo
Native CRM syncYesNo
Live chat supportYesNo
Customer data platform on every planYesNo
Native Slack appYesNo

*Trial limited to a sample workspace.

Start free, stay free

Unlike Nimbra, you can open a 21-day workspace on your own and explore Marlowe before you talk to anyone.

Built for scale

Designed for global operators running audiences in the hundreds of millions without a re-platform.

Data without caps

Store and use as much data as you need — unlimited events, attributes, and triggers. Export everything back out at no extra charge.

Room to scale,
freedom to change

Built for operators who ship weekly. Marlowe absorbs the volume so your team spends its hours on the message, not the maintenance.

99.96%
Platform uptime
97.3%
Support satisfaction
8.4B
Daily API calls
73B
Messages delivered in 2025
41B
Webhooks fired in 2025
24/6
Global support coverage

We fold your data, messaging, and AI into one system, so every exchange with your customers lands sharper and more useful than the last.

Daylit coworking lounge with herringbone floors — via Openverse, CC0 1.0
Home
Need help?
Evening, InesYour customers are lucky to have you.
Ready to keep going?
Campaign3 hours ago
Trial to upgrade · day 14
Campaign4 hours ago
Welcome series
Campaign6 hours ago
Dormant re-engagement
How is your workspace doing?More analysis
June 1June 6June 11June 16June 21June 26

Open data modeling

Model advanced relationships with Marlowe’s pipelines and integrations — batch updates, multi-identifier workspaces, no rewrites. Nimbra’s single-ID requirement complicates merges and counts anonymous visitors toward active user limits.

Custom objects

Unlock custom objects and webhook-triggered journeys built on unlimited data activation. Nimbra caps data points and restricts access to event properties, which limits how far message logic can go.

Predictable pricing

Pick Marlowe for flexible terms with unlimited data included. Nimbra adds onboarding and account setup fees on top of overage charges, so the real number lands well past the quote.

AI native

Smarter campaigns with AI

We help marketers say more, ship more, and listen harder — your stack fully connected, so insights surface fast and you can act on them the same afternoon.

Open studio workspace with tan leather armchairs — via Openverse, CC0 1.0
Home / Agent
Need help?
AgentNew chat
Good afternoon, Ines Don’t lose sleep over email. That’s what I’m here for.
Re-engage trial customers Clean up unused segments Create a segment Create a campaign Build a segment Analyze campaign performance Recommend send time
How can I help you today?

Translations

Translate email, push, in-app, and SMS across 200+ language variants in seconds. No outside contractors, no long delivery timelines, no glossary drift between channels.

Context server

Marlowe’s context server offers read and write access, so your team can query data, test integrations, and create segments or content straight from the assistants they already use.

Brand styles

Avoid off-brand sends with generated brand styles based on your domain. Color palettes, type, and buttons apply automatically — so a draft is on-brand before anyone reviews it.

Security you can audit

Stay compliant with GDPR, HIPAA, SOC 2 Type II, CCPA, and the regional rules your legal team actually asks about.

Set rules that block restricted personal data before it ever lands in a profile.

Keep data scoped with role-based access down to the attribute.

GDPRCompliant
VERITANSOC 2 Type II
HIPAACompliant
CCPACompliant
ISO 27001Certified
In their words

Preferred by product-led teams

After putting Marlowe and Nimbra side by side for six weeks, we went with Marlowe for the integration story, transactional messaging, and mobile push. The support we’d get was never in question.

Elin Marchetti
Lifecycle Marketing Lead
Portrait of Elin Marchetti — photo by Thanh Xuan Nguyen Ly on Pexels

With the flexibility here we’ve built some genuinely elaborate onboarding flows. When a colleague asks whether Marlowe can do something odd, my answer is now always “yes, and here’s the segment.” I like having the answers.

Desmond Achebe
VP of Growth
Portrait of Desmond Achebe — photo by Korede Adenola on Pexels

Message frequency drives our whole strategy. We can’t email customers daily, so raising frequency with a multi-channel plan is how we scale volume. The conversion rates say the plan is working.

Priya Raghavan
Head of Marketing
Portrait of Priya Raghavan — photo by Foto Sushi on Pexels