letterflow
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Newsletter tool for Swiss companies

The newsletter tool for campaigns, automation and clean delivery.

With letterflow you use modern newsletter software for contacts, lists, templates, AI, automations, tracking and sending servers. Your email marketing stays organised, measurable and professional.

letterflow workspace
Today Campaign performance
Sent 48'200
Open rate 41%
Click rate 8.6%
Segment Automation Newsletter
Welcome series Active · 3 emails · New customer segment
running
Newsletter tool Switzerland Newsletter software Lists & segments Templates & campaigns Automations Sending servers Tracking & unsubscribe

Newsletter knowledge

Quickly find the right solution for your newsletter topic.

These pages explain key use cases, industries and guide topics around newsletter tools, software, automation, AI and deliverability.

A clear starting point for your team

See what matters today and continue working immediately.

The most important actions, metrics and campaign information are arranged so you do not have to search.

Import contact Grow lists cleanly
Create template Make designs reusable
Send campaign Prepare delivery
Start AI draft Prepare content faster

Trend over the last 7 days

48'200 Total sent

Engagement

41% Open rate

Performance

8.6% Click rate

Deliverability

0.3% Bounce rate
Campaign performance Email sending volume over time
Templates Campaigns AI drafts
Data calculated on

Everything your newsletter team needs

Newsletter software for the full journey from contact to reporting.

You work with contacts, content, segments and sending processes in one place. Your newsletter system stays clear, repeatable and measurable.

Plan campaigns

Create newsletters, prepare content and send campaigns at the right time.

Use templates

Build emails and forms with consistent templates for recurring flows.

Understand results

Track opens, clicks and sending events directly in your workspace.

Automation without chaos

React automatically to contacts, lists and events.

Welcome journeys, follow-ups and internal workflows can be prepared in a structured way. Queues and jobs handle the background work.

  • Triggers for recurring processes
  • Queue-based processing
  • Campaigns, lists and contacts connected
New signup Contact confirms a form
Check segment List, tag and status are evaluated
Send email Welcome message is triggered

Integrated AI for faster content

Prepare drafts, variants and campaign ideas directly in the builder.

AI support helps you start, rewrite and structure newsletter content without leaving your workspace.

  • Prepare subject lines and text variants
  • Rewrite and improve sections
  • Structure campaign ideas into clear blocks
AI assistant in the builder
Prompt

Write a short introduction for new subscribers and emphasise the value of the newsletter.

Draft ready

Welcome to your next update

Great to have you here. From now on you receive clear news, helpful tips and relevant content directly in your inbox.

Rewrite Make shorter Apply to builder

Organise audiences cleanly

Your contacts stay organised, segmentable and usable.

Contacts & lists

Import subscribers, manage lists and keep profiles up to date.

Segments & tags

Reach contacts more precisely instead of always sending to everyone.

Forms

Capture new signups with embedded forms and connected lists.

Unsubscribes

Unsubscribe and profile pages support transparent communication.

For teams working with email

The newsletter tool for SMEs, agencies and SaaS teams in Switzerland.

Agencies

Manage multiple customers, roles and campaign processes with clear responsibilities.

Companies

Keep newsletters, contacts and lists centrally organised, even when several people work on them.

SaaS platforms

Use multi-tenancy, sending control and automations as a stable base for recurring communication.

Infrastructure you control

Connect delivery, forms and data flows with your platform.

SMTP & sending servers Tracking domains Forms Webhooks & API Import & export Sending limits

Control, security and deliverability

Built for professional newsletter processes and Swiss privacy expectations.

letterflow gives you tools for roles, sending servers, bounce processing, tracking domains, unsubscribe links and traceable workflows.

Roles and permissions Own sending servers Bounce and FBL handlers Tracking and unsubscribe links Multi-tenant SaaS structure

Frequently asked questions

Answers about letterflow as a newsletter tool.

These questions help you quickly understand the platform, use cases and key features.

What is letterflow?

letterflow is a newsletter tool for companies, agencies and SaaS teams. You manage contacts, lists, templates, campaigns, automations and sending processes in one place.

Who is the newsletter system for?

letterflow is suitable for Swiss SMEs, agencies, associations, service providers and platforms that want to plan, send and analyse newsletters professionally.

Does letterflow support newsletter automation?

Yes. You can prepare recurring workflows such as welcome journeys, follow-ups, segmentations and sending processes in a structured way and run them automatically.

Can I use my own sending servers and tracking domains?

Yes. letterflow is designed for professional delivery and supports own sending servers, tracking domains, bounce processing and unsubscribe links.

Are there AI features for newsletter content?

Yes. The integrated AI helps you prepare subject lines, text variants, campaign ideas and clearly structured newsletter drafts.

Ready for the next send?

Start with a newsletter system that brings campaigns, contacts, automation and delivery together.