Kosshi vs Things 3: Which is Better in 2026?
Choosing between Kosshi and Things 3 comes down to understanding what each tool does best. This comparison breaks down the key differences so you can make an informed decision based on your specific needs, not marketing claims.
Short on time? Here's the quick answer
We've tested both tools. Here's who should pick what:
Kosshi
Simple, fast, and native outliner for macOS and iOS for structured thinking and task management.
Best for you if:
- • You need note-taking features specifically
- • Native macOS/iOS outliner for hierarchical organization.
- • Fast and responsive, designed for large outlines with 100,000+ rows.
Things 3
Award-winning task manager for Apple
Best for you if:
- • You need productivity features specifically
- • GTD-based task manager for Apple ecosystem with elegant design and keyboard shortcuts.
- • Features projects, areas, tags, and seamless iCloud sync across Mac, iPhone, and iPad.
| At a Glance |  Kosshi |  Things 3 |
|---|---|---|
Starts at | $24.99/moKosshi Outliner | $9.99/onceiPhone |
Best For | Note-Taking | Productivity |
Rating | - | 5.0/5 |
Free plan | No | No |
Choose Kosshi or Things 3?
Choose Kosshi if
Simple, fast, and native outliner for macOS and iOS for structured thinking and task management.
- Exceptional performance and responsiveness, even with very large outlines.
- Native macOS and iOS experience with deep Apple ecosystem integration (iCloud, Reminders, Calendar).
- One-time purchase with no subscription, offering long-term value.
- Your work is note-taking-shaped, not productivity-shaped
Choose Things 3 if
Award-winning task manager for Apple
- Beautiful design (Apple)
- Powerful organization
- One-time purchase
- Your work is productivity-shaped, not note-taking-shaped
| Feature | Kosshi | Things 3 |
|---|---|---|
| Pricing Model | Paid | Paid |
| User Rating | No ratings yet | ★5.0/5 342 reviews |
| Categories | Note-TakingTask Management | ProductivityProject Management |
In-Depth Analysis
Kosshi
Simple, fast, and native outliner for macOS and iOS for structured thinking and task management.
Strengths
- +Exceptional performance and responsiveness, even with very large outlines.
- +Native macOS and iOS experience with deep Apple ecosystem integration (iCloud, Reminders, Calendar).
- +One-time purchase with no subscription, offering long-term value.
- +Strong focus on user privacy with local data storage and no developer servers for sync.
- +Flexible outlining capabilities for various use cases from note-taking to task management.
Weaknesses
- -Only available for Apple devices (macOS and iOS).
- -No collaboration features mentioned, likely a single-user tool.
- -Markdown formatting markers are hidden when not editing, which might require a slight learning curve for some users.
Key features
Things 3
Award-winning task manager for Apple
Strengths
- +Beautiful design (Apple)
- +Powerful organization
- +One-time purchase
- +Good keyboard shortcuts
- +Fast and reliable
Weaknesses
- -Apple only (no Windows/Android)
- -Significant upfront cost
- -No collaboration
- -No web version
- -Limited integrations
Key features
Pricing: Kosshi vs Things 3
| Plan | Kosshi | Things 3 |
|---|---|---|
| Tier 1 | $24.99 one-time purchase Kosshi Outliner | $49.99 once Mac |
| Tier 2 | N/A | $9.99 once iPhone |
| Tier 3 | N/A | $19.99 once iPad |
Pricing verified from each vendor's public pricing page. Compare in detail on Kosshi pricing and Things 3 pricing.
Who Should Use What?
On a budget?
Both are paid. Compare plans on their websites.
Go with: Things 3
Want the highest-rated option?
Things 3 is rated 5.0/5. Kosshi has no ratings yet.
Go with: Things 3
Value user reviews?
Kosshi: no ratings yet. Things 3: 342 reviews (5.0/5).
Go with: Things 3
3 Questions to Help You Decide
What's your budget?
Both are paid. Pricing won't help you decide here.
What's your use case?
Kosshi is a note-taking tool. Things 3 is in productivity. Pick the category that matches your needs.
How important are ratings?
Things 3 is rated 5.0/5; Kosshi has no ratings yet.
Key Takeaways
Things 3
- Our pick for this comparison
Kosshi
- Better fit for note-taking
The Bottom Line
Things 3 is our pick.
Frequently Asked Questions
Is Kosshi or Things 3 better?
Things 3 is rated in our evaluation. Both are paid.
What are Kosshi and Things 3 used for?
Kosshi: Simple, fast, and native outliner for macOS and iOS for structured thinking and task management.. Things 3: Award-winning task manager for Apple.
What does Kosshi cost vs Things 3?
Kosshi is a paid tool. Things 3 is a paid tool. Visit their websites for detailed pricing.