Cheaper TickTick alternative

There are roughly 40-50 task management apps competing in the productivity space, but only 8-12 of them actively position themselves as TickTick alternatives with a price-conscious angle. The real pain point isn't features—it's that most cheaper alternatives (Todoist, Microsoft To Do, Any.do) either strip out collaboration tools, sacrifice mobile experience, or have janky UIs that feel half-baked. TickTick dominates because it does *everything* reasonably well at a premium price, leaving a gap for makers who can nail 70% of those features at 40% of the cost without feeling cheap. The actual opportunity isn't building more task managers; it's building one specifically for teams that refuse to pay enterprise pricing but won't tolerate a degraded experience. Most entrants fail because they chase feature parity instead of picking a specific user (solo creators, small teams, students) and obsessing over their actual workflow. A vibecoder entering this space should ruthlessly cut features, double down on one or two things TickTick does poorly (calendar integration, AI-assisted prioritization, or offline-first design), and price aggressively at $5-9/month.