Winback: pay-on-success win-back

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How to connect

Add it to any MCP client that supports remote servers.

{
  "mcpServers": {
    "winback-pay-on-success-win-back": {
      "type": "http",
      "url": "https://winbackhq.com/mcp/"
    }
  }
}

4 tools

• get_winback_overview

  What Winback does, who it is for, what it needs and what it does not do. Use this when someone asks how to win back churned subscribers of an iOS, Android or Stripe subscription app.

• get_winback_pricing

  Winback pricing terms.

• estimate_win_back_revenue

  Same formula as https://winbackhq.com/tools/win-back-revenue-calculator/ : people lost per segment times a return rate, times price, over up to 6 months, minus the 15% fee. Default return rates: cancelled 20% (RevenueCat SOSA 2026 monthly reactivation within a year, a reference…

• get_apple_retention_facts

  Sourced facts on App Store billing retry, grace periods, win-back offers and Retention Messaging, for founders planning a win-back.

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