kitio.aiSide Copilot vs todo.is
A side-by-side look at pricing plans, free tiers, features, pros and cons, updated for 2026. Side Copilot starts at $4.90/mo and todo.is starts at See pricing page. Check both pricing pages for current plans.
At a glance
Best for
Category
Pricing model
Starting price
Free plan
Made by
Based in
Rating
Key features
- Chat with open tabs
- Browser agent mode
- Vertical tab sidebar
- Spaces with cloud sync
- Bring your own AI key
- Tasks by text message
- WhatsApp, Telegram, Slack and Discord
- Web research
- Scheduling
- Completion messages
| Feature | Side Copilot | todo.is |
|---|---|---|
| Best for | AI agent in your browser side panel with vertical tab spaces | To-do list run by an AI agent in your chat apps |
| Category | Productivity | Productivity |
| Pricing model | Freemium | Freemium |
| Starting price | $4.90/mo | See pricing page |
| Free plan | Yes | Yes |
| Made by | Side Copilot | todo.is |
| Based in | – | – |
| Rating | No ratings yet | No ratings yet |
| Key features |
|
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Pricing compared
Side Copilot starts at $4.90/mo and todo.is starts at See pricing page. Check both pricing pages for current plans.
Free plan
Cheapest paid plan
Top plan
Free trial
3 plans
Free
Free
- Up to 5 spaces with cloud sync
- Chat with current page
- 2 agent trials per day
Pro
$4.90/mo
- Unlimited spaces
- Agent mode with BYOK
- Custom shortcut templates
Pro+
$11.90/mo
- Everything in Pro
- Unlimited use of Side Copilot agent
- Cross-page browser agent
Prices in USD, checked Oct 29, 2026 or later. Plans change often, so confirm on each tool's site before you buy.
Pros and cons
Side Copilot
- Free plan with five spaces
- Works across several browsers
- Agent can group and search tabs
- Agent mode is limited on the free plan
- Cross-page agent needs Pro+
- Pro+ price differs between plan table and card
todo.is
- Works inside chat apps you already use
- Agent actually does the task
- Messages you when done
- Little public detail on limits
- Pricing not shown
- Task quality depends on request clarity
Which one should you choose?
Choose Side Copilot if you want:
- Free plan with five spaces
- Works across several browsers
- Agent can group and search tabs
Watch out: agent mode is limited on the free plan.
Choose todo.is if you want:
- Works inside chat apps you already use
- Agent actually does the task
- Messages you when done
Watch out: little public detail on limits.
Side Copilot vs todo.is FAQ
What is the difference between Side Copilot and todo.is?
Side Copilot: AI agent in your browser side panel with vertical tab spaces. todo.is: To-do list run by an AI agent in your chat apps. Both are productivity tools.
Is Side Copilot or todo.is cheaper?
Side Copilot starts at $4.90/mo and todo.is starts at See pricing page. Check both pricing pages for current plans.
Do Side Copilot and todo.is have free plans?
Side Copilot: Yes. todo.is: Yes.
Who makes Side Copilot?
Side Copilot is made by Side Copilot.
Who makes todo.is?
todo.is is made by todo.is.
Which should I choose, Side Copilot or todo.is?
Choose Side Copilot if you value free plan with five spaces and works across several browsers. Choose todo.is if you value works inside chat apps you already use and agent actually does the task.