FlatDun: Architected for 100% EU-based node hosting and complete GDPR / DSGVO compliance at production launch. Real-time in-app payment enforcement.

Stop sending dunning emails that end up in spam.

Enforce subscription updates directly in your UI runtime.

Emails land in promotions folders while your infrastructure continues to serve compute to failed accounts. FlatDun handles involuntary churn at the source. A single client-side script intercepts session contexts the exact millisecond a card fails, gracefully blurring the interface and prompting immediate billing updates natively.

application_header.html
<!-- Inject script to gate active failed profiles globally -->

<script src="https://cdn.flatdun.com/sdk.js" data-tenant="id_9df2"></script>

Join the Closed Beta

Strictly capped to the first 50 early-stage SaaS teams.

Calculate Your Passive Churn Leakage

Stop tracking feature sets. Let's analyze the exact amount of capital currently sliding out of your application execution layer due to unread payment notifications.

Annual Revenue Leaked

$4,500

FlatDun Intercept Impact

$3,825

FlatDun pays for itself entirely within 47 days of infrastructure activation. Everything else returns straight to your runway.

Transparent Utility Tiering

We scale strictly by monitored enterprise scope and branding context, not system capability. The core intercept infrastructure runs identically on every single layer.

Bootstrap

Up to $10k MRR

$49/mo

Perfect automatic protection for indie developer builds and solo hackers looking for background revenue insurance.

  • [✓] Stripe Connect Native Engine
  • [✓] Shared flatdun.com Domain
  • [×] Powered by FlatDun Modal Badge
Recommended

Growth

Up to $50k MRR

$149/mo

Absolute interface brand protection for scaling apps and fast-growing subscription services.

  • [✓] Everything in Bootstrap
  • [✓] 100% White-Labeled UI
  • [✓] Custom CNAME Routing

Scale

Up to $150k MRR

$299/mo

Advanced pipeline automation for expanding engineering, support, and operation units.

  • [✓] Everything in Growth
  • [✓] HubSpot & Salesforce Piping
  • [✓] Real-Time Downstream Webhooks

Note: We never cut off scripts or programmatically kill active code streams if you hit an MRR boundary over a high-volume cycle. Growth overages are handled via civilized account expansion prompts at month-end audits.