Best Alternatives to ToDo.is in 2025

Motion combines AI task scheduling with a full calendar and project management suite, automatically prioritizing and time-blocking your work. It's a strong fit if you want an AI assistant that plans your day rather than executing standalone tasks in a sandbox.

Reclaim.ai focuses on intelligent calendar automation, defending focus time, rescheduling conflicts, and balancing habits and tasks. Choose it over ToDo.is if your core need is scheduling optimization and calendar hygiene rather than autonomous task completion.

Zapier Agents can autonomously perform multi-step tasks across thousands of connected apps, with strong integrations and guardrails. It's ideal when you need agentic automation tied to business tools like CRM, email, and spreadsheets rather than a chat-first to-do agent.

Lindsey is an AI teammate that works inside Slack and Teams, handling requests, summarizing threads, and completing tasks where your team already communicates. It's a better choice for team-centric workflows than ToDo.is's personal-agent model.

Manus is a general-purpose autonomous AI agent that plans and executes complex tasks, producing documents, research, and deliverables in a cloud workspace. It suits users who want broad agentic capability and artifact creation with more visible step-by-step reasoning.

Claude offers strong reasoning, file handling, and connected tools with a human-in-the-loop chat interface. It's a good alternative if you prefer reviewing and steering each step rather than delegating fully autonomous background execution.

Sunsama is a daily planning app that blends tasks, calendar, and email into a guided routine with light AI assistance. It appeals to users who want intentional, human-controlled planning instead of an always-on agent completing tasks for them.