E
ECapacities vs Littlebird AI
Pricing, features, platforms and who each one suits — side by side.
C
Choose Capacities if…
- you want the lower entry price ($9.99/mo vs $17/mo)
- you need an API to build on
- you work on Linux
- you're in its core audience: writers, researchers
L
Choose Littlebird AI if…
- you're in its core audience: founders and executives, sales and client-facing professionals
Side by side
Feature Capacities Littlebird AI
Pricing modelFreemiumFreemium
Starting price$9.99/mo$17/mo
Free plan
Free trial
API
Open source
Trains AI on your contentNo—
Data retentionAI providers store data only temporarily; no permanent storage of contentKept until you delete it or close your account
Security and compliance—SOC 2 Type II, HIPAA, GDPR
Updates, last 90 days—1
Backlinks & graph—
Meeting transcription—
MCP connector—
PlatformsWeb, macOS, Windows, Linux, iOS, Android, APIWeb, macOS, Windows, iOS, Android
CategoryNotes & KnowledgePersonal Assistants
CompanyCapacities Labs GmbHLittle Bird Software, LLC
Based inGermany—
Founded2022—
Part of——
What you'd pay
The cheapest plan that fits, per month, billed yearly where the plan offers it.
| Team size | Capacities | Littlebird AI |
|---|---|---|
| 1 person | $8.33 Plus AI Power-Up | $17 Plus |
| 5 people | $8.33 Plus AI Power-Up | $17 Plus |
| 20 people | $8.33 Plus AI Power-Up | $17 Plus |
Work it out for your team
- CapacitiesPlus AI Power-Up$8.33/mo
- Littlebird AIPlus$17/mo
The cheapest paid plan with a published price that fits. Custom and sales-quoted plans aren't included.
What the free plans include
Capacities
- Media uploads up to 5 GB total, then 100 MB per month
- View-only sharing only
- No whiteboards, task management, smart queries, calendar integration or AI assistant
- No public API
Littlebird AI
- 25 meeting notes in total
- 5 routines
- 2 Max mode messages a day on desktop and web apps
- Daily usage credits for chats and routines (reset daily at midnight)
Key features
C Capacities
- Custom object types with properties
- Backlinks, graph view and daily notes
- Related content and unlinked mention detection (Pro)
- AI assistant and image, PDF, weblink analysis (Pro)
- Task management with actions to Todoist and Things (Pro)
- AI Chat Connectors for ChatGPT, Claude and Cursor (Pro)
- Import/export to Markdown, CSV and more
- Capture via WhatsApp, Telegram, Twitter and email
L Littlebird AI
- Screen-aware memory of the active window across all apps
- Meeting notes taken without a bot joining calls
- Scheduled routines like morning briefings and weekly updates
- Drafts emails, docs and updates in your voice
- Hover overlay to call the assistant on any screen
- Littlebird MCP so other AI tools can search your memory
- Hundreds of integrations including Notion, Linear, Gmail, Stripe
- Pause, block apps and delete recent history
Plans and prices
From each vendor's site. Prices change — confirm before buying.
Capacities
Capacities BasicFree
Capacities Pro$9.99/month
Capacities Believerfrom $12.49/month
Plus AI Power-Up$8.33/month billed annually
Littlebird AI
BasicFree
Plus$17/mo billed annually ($204 up front)
Power$42.50/mo billed annually ($510 up front)
ProFrom $100/mo billed monthly
TeamFrom $17 per seat/mo billed annually
EnterpriseCustom
Strengths and limitations
Capacities
- Free plan includes unlimited objects, sync and offline support
- Apps for web, Mac, Windows, Linux, iOS and Android
- Full export to standard formats
- EU hosting, GDPR compliant
- AI, tasks, whiteboards and API require a paid plan
- Pro includes only a light AI budget; regular use needs the Plus add-on
- Built for individuals, not team collaboration; sharing is view-only
- Free plan media uploads capped at 5 GB, then 100 MB/month
Littlebird AI
- Free Basic plan with no card needed
- Meeting notes are taken without a bot joining the call
- SOC 2 Type II and HIPAA compliant, with banking sites blocked by default
- Desktop, web, iOS and Android apps
- Captured data is stored in the cloud on AWS, not locally
- Free plan limited to 25 meeting notes in total and 5 routines
- Mac desktop app requires Apple Silicon and macOS 13+
- Usage is credit-based, and Max mode uses more credits
More comparisons
Other options to consider
EE
Free, from $14.99/mo
E
Notes, tasks and calendar in one app, with AI search and transcription
Notes & KnowledgeFree plan
N
NN
Freemium
N
AI agents, search and meeting notes built into the Notion workspace for teams
Notes & KnowledgeFree planAPI
R
ROpen-source networked note-taking with daily notes, backlinks and local Markdown
Freemium
R
Freemium
R
Open-source networked note-taking with daily notes, backlinks and local Markdown
Notes & KnowledgeFree planOpen source
N
NN
Freemium
N
AI research notebook that answers questions from the sources you upload
Research AssistantsFree plan
S
SS
Free
S
Free AI-powered search engine for scientific papers across all fields
Research AssistantsFree planAPI
E
EAI research assistant for paper search, systematic reviews and evidence reports
Free, from $49/mo
E
Free, from $49/mo
E
AI research assistant for paper search, systematic reviews and evidence reports
Research AssistantsFree planAPI
Facts from each vendor's public pages, prices checked Oct 26, 2026. Editorial policy