kitio.aiFunBlocks vs MARK•R
A side-by-side look at pricing plans, free tiers, features, pros and cons, updated for 2026. FunBlocks starts at See pricing page and MARK•R starts at $8/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
- AIFlow mind map canvas
- AI slides
- AI docs
- Markdown editor
- Prompt optimizer extension
- Lesson plan generator
- Highlight-to-ask interface
- Page-aware answers
- GPT-3.5 and GPT-4 access
- Draft summaries and white papers
| Feature | FunBlocks | MARK•R |
|---|---|---|
| Best for | AI mind maps, docs and slides for better thinking | Browser plugin to question highlighted web text with AI |
| Category | Productivity | Productivity |
| Pricing model | Freemium | Freemium |
| Starting price | See pricing page | $8/mo |
| Free plan | Yes | Yes |
| Made by | FunBlocks | MARK•R |
| Based in | – | – |
| Rating | No ratings yet | No ratings yet |
| Key features |
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Pricing compared
FunBlocks starts at See pricing page and MARK•R starts at $8/mo. Check both pricing pages for current plans.
Free plan
Cheapest paid plan
Top plan
Free trial
3 plans
Free
Free
- 15 calls per day
- GPT-3.5 model
- 2,000 highlighted characters
Standard
$8/mo
- 100 calls per day
- GPT-3.5 and GPT-4
- 2,500 highlighted characters
Pro
$12/mo
- 150 calls per day
- 5,000 highlighted characters
- 2,000 output characters
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
FunBlocks
- Several thinking tools in one suite
- Free daily AI requests
- Chrome and Edge extensions
- Free tier limited to 10 AI requests per day
- Product line can feel scattered
- Paid plan details not captured
MARK•R
- Works inline on any web page
- Uses the whole page as context
- Cheap paid tiers
- Free plan allows only 15 calls a day
- Tight character limits on each request
- GPT-4 calls count as 20 GPT-3.5 calls
Which one should you choose?
Choose FunBlocks if you want:
- Several thinking tools in one suite
- Free daily AI requests
- Chrome and Edge extensions
Watch out: free tier limited to 10 ai requests per day.
Choose MARK•R if you want:
- Works inline on any web page
- Uses the whole page as context
- Cheap paid tiers
Watch out: free plan allows only 15 calls a day.
FunBlocks vs MARK•R FAQ
What is the difference between FunBlocks and MARK•R?
FunBlocks: AI mind maps, docs and slides for better thinking. MARK•R: Browser plugin to question highlighted web text with AI. Both are productivity tools.
Is FunBlocks or MARK•R cheaper?
FunBlocks starts at See pricing page and MARK•R starts at $8/mo. Check both pricing pages for current plans.
Do FunBlocks and MARK•R have free plans?
FunBlocks: Yes. MARK•R: Yes.
Who makes FunBlocks?
FunBlocks is made by FunBlocks.
Who makes MARK•R?
MARK•R is made by MARK•R.
Which should I choose, FunBlocks or MARK•R?
Choose FunBlocks if you value several thinking tools in one suite and free daily ai requests. Choose MARK•R if you value works inline on any web page and uses the whole page as context.