{"product_id":"real-time-notion-↔-todoist-2-way-sync-with-redis-n8n","title":"Real-time Notion ↔ Todoist 2-Way Sync with Redis (n8n)","description":"\u003ch3\u003eReal-time 2-way task sync between Notion and Todoist—powered by n8n + Redis\u003c\/h3\u003e\n\u003cp\u003eKeep your tasks and scheduled work aligned across \u003cstrong\u003eNotion\u003c\/strong\u003e and \u003cstrong\u003eTodoist\u003c\/strong\u003e with \u003cstrong\u003ereal-time 2-way synchronization\u003c\/strong\u003e using \u003cstrong\u003en8n\u003c\/strong\u003e. This setup uses \u003cstrong\u003ewebhooks\u003c\/strong\u003e, \u003cstrong\u003eRedis-based loop prevention\u003c\/strong\u003e, and an optional daily \u003cstrong\u003efull sync\u003c\/strong\u003e to reduce inconsistencies—so you can manage everything in one place.\u003c\/p\u003e\n\n\u003ch3\u003eWhat this workflow does\u003c\/h3\u003e\n\u003cp\u003eThis solution runs as \u003cstrong\u003etwo main n8n workflows\u003c\/strong\u003e, each triggered by a registered webhook from either \u003cstrong\u003eNotion\u003c\/strong\u003e or \u003cstrong\u003eTodoist\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePrevents overwrite collisions:\u003c\/strong\u003e every time a webhook fires, the workflow retrieves the current task from both sides before applying changes.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eStops endless update loops:\u003c\/strong\u003e \u003cstrong\u003eRedis\u003c\/strong\u003e is used to lock the trigger for \u003cstrong\u003e15 seconds\u003c\/strong\u003e based on the task ID—so an update in one system doesn’t immediately bounce back forever.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eNotion as the main source:\u003c\/strong\u003e changes are treated with \u003cstrong\u003eNotion\u003c\/strong\u003e as authoritative using an \u003cstrong\u003e“Obsolete” status\u003c\/strong\u003e, helping ensure tasks aren’t deleted accidentally.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eKeeps tasks linked:\u003c\/strong\u003e the \u003cstrong\u003eTodoist ID\u003c\/strong\u003e is stored inside the related \u003cstrong\u003eNotion task\u003c\/strong\u003e, maintaining a stable connection between both records.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eRepairs drift daily:\u003c\/strong\u003e a \u003cstrong\u003edaily full sync workflow\u003c\/strong\u003e reconciles any inconsistencies that webhooks might miss.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSimplifies setup:\u003c\/strong\u003e a tiny workflow helps activate the webhook, and another tiny workflow generates a global config used for mapping across all workflows.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eUse cases\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eUpdate a task in \u003cstrong\u003eNotion\u003c\/strong\u003e and have it instantly appear or change in \u003cstrong\u003eTodoist\u003c\/strong\u003e.\u003c\/li\u003e\n  \u003cli\u003eTrack execution in \u003cstrong\u003eTodoist\u003c\/strong\u003e while keeping your primary planning view in \u003cstrong\u003eNotion\u003c\/strong\u003e.\u003c\/li\u003e\n  \u003cli\u003eUse \u003cstrong\u003eFantastical\u003c\/strong\u003e for a unified view of scheduled tasks \u0026amp; events, while task states stay synchronized between Notion and Todoist.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTechnical details\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eIntegrations:\u003c\/strong\u003e \u003cstrong\u003eNotion\u003c\/strong\u003e and \u003cstrong\u003eTodoist\u003c\/strong\u003e via \u003cstrong\u003ewebhook triggers\u003c\/strong\u003e\n\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eLoop prevention:\u003c\/strong\u003e \u003cstrong\u003eRedis\u003c\/strong\u003e trigger lock (15 seconds using task ID)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003en8n nodes used:\u003c\/strong\u003e \u003cstrong\u003eif\u003c\/strong\u003e, \u003cstrong\u003eset\u003c\/strong\u003e, \u003cstrong\u003ecode\u003c\/strong\u003e, \u003cstrong\u003eform\u003c\/strong\u003e, \u003cstrong\u003ehtml\u003c\/strong\u003e, \u003cstrong\u003eno op\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"N8N Commerce","offers":[{"title":"Default Title","offer_id":45800940667059,"sku":"N8N-2772","price":71.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0749\/6279\/6723\/files\/CNY3m2sxwV5Wx0klA9DkK_vWC4KYab.png?v=1786266588","url":"https:\/\/buyflowscripts.com\/products\/real-time-notion-%e2%86%94-todoist-2-way-sync-with-redis-n8n","provider":"N8N Commerce","version":"1.0","type":"link"}