A clean, focused to-do workspace that helps you organise tasks by priority, category, and deadline — so nothing falls through the cracks.
Built for simplicity without sacrificing power.
Add tasks with titles, notes, categories, priorities, and due dates. Mark complete with a single click.
Pin high-priority tasks to keep them visible at the top of your workspace.
Instantly see overdue and due-today tasks highlighted in their own views.
Visual ring shows your overall completion progress at a glance.
Filter by view (today, overdue, pinned, completed), category, or priority level.
Edit any task at any time — update title, notes, priority, category, or due date.
Start free, upgrade when you're ready.
Real couples using Simon Quin to plan their lives together.
"We use Simon Quin together to plan our entire life as a couple — groceries, home renos, weekend trips. It keeps us on the same page without any fuss."
"Wedding planning felt overwhelming until we found this. We pinned every vendor, set deadlines, and never missed a thing. Our celebrant even asked what tool we used!"
"We split tasks by category — one of us handles Finance, the other handles Health. The priority system means nothing urgent slips. It genuinely brought us closer."
"We've tried shared spreadsheets and other apps. Nothing has stuck like Simon Quin. The design is beautiful and it actually makes us want to sit down and plan together."
"Even across different time zones we can coordinate tasks. The overdue alerts have saved us from so many forgotten errands. It feels like a shared brain."
"Between school pickups, work deadlines, and household chores, we needed something simple and reliable. Simon Quin is exactly that — no learning curve, just works."
Connect your scripts, automations, and third-party apps through a clean REST API. Full CRUD on tasks, key-based auth, and JSON responses out of the box.