Subrail

Internal subscription management and paywall experimentation platform for 6000+ mobile applications.

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Subscription Engine

Receipt validation, entitlements, and customer management for iOS and Android.

Paywall Builder

Visual editor with A/B testing, audience targeting, and remote configuration.

Analytics Dashboard

Real-time metrics, cohort analysis, and LTV prediction across all apps.

Version 0.0.1 • Phase 0: Discovery & Planning