Churn Reduction for Mobile Subscription Apps

import Purchases from "react-native-purchases";

// Present a promotional offer to an at-risk subscriber
async function offerWinBackDeal(userId: string) {
  try {
    const customerInfo = await Purchases.getCustomerInfo();
    const activeSubscription = customerInfo.activeSubscriptions[0];

    if (!activeSubscription) return;

    // Fetch available promotional offers
    const offerings = await Purchases.getOfferings();
    const winBackPackage = offerings.current?.availablePackages.find(
      (pkg) => pkg.identifier === "win_back_monthly_50off"
    );

    if (winBackPackage) {
      // Present the discounted offer natively
      const { customerInfo: updated } =
        await Purchases.purchasePackage(winBackPackage);

      console.log("Win-back offer accepted:", updated.activeSubscriptions);
    }
  } catch (error) {
    // User declined or error. log for analytics
    console.error("Promotional offer failed:", error);
  }
}

import AsyncStorage from "@react-native-async-storage/async-storage";

interface EngagementData {
  sessionsThisWeek: number;
  lastActiveDate: string;
  featureUsage: Record<string, number>;
}

async function checkEngagementDecline(): Promise<boolean> {
  const raw = await AsyncStorage.getItem("engagement_data");
  if (!raw) return false;

  const data: EngagementData = JSON.parse(raw);
  const daysSinceActive = Math.floor(
    (Date.now() - new Date(data.lastActiveDate).getTime()) / 86400000
  );

  // Trigger survey if: inactive 5+ days OR sessions dropped 50%+
  const isAtRisk =
    daysSinceActive >= 5 || data.sessionsThisWeek <= 1;

  if (isAtRisk) {
    // Show in-app retention survey
    await showRetentionSurvey({
      daysSinceActive,
      sessionsThisWeek: data.sessionsThisWeek,
    });
  }

  return isAtRisk;
}

async function showRetentionSurvey(context: {
  daysSinceActive: number;
  sessionsThisWeek: number;
}) {
  // Present survey UI. response determines retention path
  // "Too busy" → pause offer
  // "Not finding value" → onboarding tips
  // "Too expensive" → promotional offer
  // "Missing feature" → roadmap preview + request log
  console.log("Showing retention survey for at-risk user", context);
}