kitio.aiSider vs Brave Leo
A side-by-side look at pricing plans, free tiers, features, pros and cons, updated for 2026. Sider starts at See pricing page and Brave Leo starts at $14.99/mo. 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
- Browser side panel
- Page and PDF summaries
- Multi-model comparison
- Writing assistant
- Translation
- Page and PDF summaries
- Model choice
- Bring Your Own Model
- No account needed
- Mobile and desktop
| Feature | Sider | Brave Leo |
|---|---|---|
| Best for | AI sidebar for Chrome and Edge with many models and page tools | Privacy-focused AI assistant built into the Brave browser |
| Category | Chat assistants | Chat assistants |
| Pricing model | Freemium | Freemium |
| Starting price | See pricing page | $14.99/mo |
| Free plan | Yes | Yes |
| Made by | Sider AI | Brave Software |
| Based in | – | United States |
| Rating | No ratings yet | No ratings yet |
| Key features |
|
|
Both offer: Page and PDF summaries.
Pricing compared
Sider starts at See pricing page and Brave Leo starts at $14.99/mo. Check both pricing pages for current plans.
Free plan
Cheapest paid plan
Top plan
Free trial
2 plans
Free
Free
- Built into Brave browser
- Rate-limited model access
Leo Premium
$14.99/mo
- Higher rate limits
- Access to premium models
Prices in USD, checked Oct 28, 2026 or later. Plans change often, so confirm on each tool's site before you buy.
Pros and cons
Sider
- Handy on any page
- Many models to choose from
- Cheap entry plans
- Free credits run out fast
- Credit types are confusing
- Some tools duplicate others
Brave Leo
- Works on the page you are reading
- Strong privacy stance
- Supports local models
- Only inside the Brave browser
- Free limits are tight
- Fewer features than standalone apps
Which one should you choose?
Choose Sider if you want:
- Handy on any page
- Many models to choose from
- Cheap entry plans
Watch out: free credits run out fast.
Choose Brave Leo if you want:
- Works on the page you are reading
- Strong privacy stance
- Supports local models
Watch out: only inside the brave browser.
Sider vs Brave Leo FAQ
What is the difference between Sider and Brave Leo?
Sider: AI sidebar for Chrome and Edge with many models and page tools. Brave Leo: Privacy-focused AI assistant built into the Brave browser. Both are chat assistants tools.
Is Sider or Brave Leo cheaper?
Sider starts at See pricing page and Brave Leo starts at $14.99/mo. Check both pricing pages for current plans.
Do Sider and Brave Leo have free plans?
Sider: Yes. Brave Leo: Yes.
Who makes Sider?
Sider is made by Sider AI.
Who makes Brave Leo?
Brave Leo is made by Brave Software, based in United States.
Which should I choose, Sider or Brave Leo?
Choose Sider if you value handy on any page and many models to choose from. Choose Brave Leo if you value works on the page you are reading and strong privacy stance.