Capacities vs Things 3: Comprehensive Comparison

Francesco
Francesco
Francesco
Francesco

15

minutes reading
January 23, 2026

Capacities is an object-based knowledge management system with AI features, while Things 3 is an award-winning task manager exclusively for Apple devices. Both offer calendar integration but serve fundamentally different purposes - PKM versus task management.


Capacities

Things 3

Primary Use

Knowledge Management

Task Management

Pricing

Free + $11.99/mo

$9.99-$49.99 one-time

Platforms

All platforms

Apple only

Best For

Research & Knowledge Building

Personal Task Organization

What is Capacities?

  • Object-based notes with custom types and bi-directional links

  • AI assistant for contextual queries and content generation

  • Calendar integration with automatic daily notes creation

  • Visual knowledge graphs and advanced content queries

What is Things 3?

  • Award-winning task manager with intuitive Apple design

  • Projects, areas, and headings for organized task management

  • Today/Evening views with calendar event integration

  • Natural language input and cross-device sync

Feature Comparison

Feature

Capacities

Things 3

Task Management

Yes

Yes

Note-Taking

Yes

Limited

Calendar Integration

Yes

Yes

AI Features

Yes

No

Cross-Platform

Yes

No

Team Collaboration

Limited

No

Knowledge Linking

Yes

No

Time Blocking

Limited

No

Pricing

Capacities

Free: Basic features with storage limits

Pro: $11.99/month - AI features, unlimited storage

Things 3

iPhone: $9.99 one-time

Mac: $49.99 one-time (separate purchases required)

Key Considerations

Capacities

  • Steep learning curve for object-based workflow

  • AI features require paid subscription

  • Better for knowledge workers than simple task management

Things 3

  • Apple ecosystem only - no Windows or Android

  • Separate purchase required for each platform

  • No team collaboration or sharing features

Verdict

Choose Capacities for comprehensive knowledge management with AI assistance across all platforms. Choose Things 3 for elegant personal task management if you're committed to Apple devices and prefer one-time purchases over subscriptions.

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