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Productivity · head to head

Capacities vs Nitro PDF

Capacities logo

Capacities

Productivity

A studio for your mind with object-based notes

From
Free
Rated
-
Full reviewWebsite
Nitro PDF logo

Nitro PDF

Productivity

Edit, convert, secure, and sign PDF with annotation, OCR, and more

From
On request
Rated
-
Full reviewWebsite

The short version

  • Only Capacities has a free tier, so it costs nothing to try first.
  • Each has a real cost: Capacities pro plan pricing not prominently displayed on website; Nitro PDF specific per-seat pricing is not published; must contact sales for individual plan pricing and volume discounts
  • Prices and features above were last checked on 30 August 2026.

Where they differ

Only the attributes on which Capacities and Nitro PDF actually diverge.

Attributes where Capacities and Nitro PDF differ
AttributeCapacitiesNitro PDF
Starting priceFreeOn request
Pricing modelUnknownquote
Free tierYesNo
PlatformsWeb, macOS, Windows, Linux, iOS, AndroidWeb
Founded2020Unknown

Identical on both: user rating (Not yet rated), category (Productivity).

What each one covers

Drawn from each product's published feature list. An absence here means we hold no record of it - not that the product lacks it.

Only in Capacities

  • Object-based notes
  • Daily notes
  • Properties and relations
  • Graph view
  • AI assistant
  • Readwise
  • Web clipper
  • GDPR

Only in Nitro PDF

Nothing recorded that Capacities does not also cover.

What people use each for

The jobs each tool is most often brought in to do.

Capacities

  • Productivitynot Nitro PDF
  • Collaborationnot Nitro PDF
  • Task managementnot Nitro PDF
  • Organizationnot Nitro PDF

Nitro PDF

  • PDF creation, editing, annotation, and form filling for document workflowsnot Capacities
  • E-signature workflows and document sending through Nitro Signnot Capacities
  • Enterprise document management with compliance featuresnot Capacities

Where each one falls short

Documented limitations, not opinions. Every one is a constraint you would hit in normal use.

Capacities

  • Pro plan pricing not prominently displayed on website
  • Smaller community and ecosystem compared to Notion or Obsidian
  • Limited third-party integration marketplace

Nitro PDF

  • Specific per-seat pricing is not published; must contact sales for individual plan pricing and volume discounts
  • SSO and enterprise features (Azure Information Protection) are limited to Plus tier, not available in Standard
  • Plans support up to 20 licenses online; teams needing 20+ users must contact sales

Pricing, plan by plan

Capacities

Free
  • FreeFree
    • Unlimited spaces and objects
    • Device synchronization
    • Unlimited custom object types
  • Pro$10/month
    • Everything in Free
    • Unlimited notes
    • Advanced graph views
  • Believer$149.88/year
    • Everything in Pro
    • Beta access to new features

Nitro PDF

On request

No published plan breakdown. See the Nitro PDF review.

Which should you pick?

Choose Capacities if

  • You need object-based notes.
  • You want to start without paying.
  • You work on Web, macOS, Windows, Linux, iOS, Android.
  • You also want daily notes.
Capacities review

Choose Nitro PDF if

Nothing in the data separates Nitro PDF from Capacities on the points above - pick on price and on how each one feels to use.

Nitro PDF review

Questions people ask

Is Capacities or Nitro PDF better?
Neither clearly leads. Capacities starts at Free and Nitro PDF at On request, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Capacities or Nitro PDF?
Capacities has a free tier; the other does not. Paid plans start at Free for Capacities and On request for Nitro PDF.
Does Capacities or Nitro PDF run on more platforms?
Capacities runs on Web, macOS, Windows, Linux, iOS, Android. Nitro PDF runs on Web.
Can I use Capacities for free?
Yes. Capacities has a free tier, so you can try it without paying. Nitro PDF starts at On request.
What is Capacities best used for?
Capacities is most often used for productivity, collaboration, task management, organization. Of those, productivity and collaboration are not what Nitro PDF is typically brought in for.
What can Capacities do that Nitro PDF cannot?
Capacities covers Object-based notes, Daily notes, Properties and relations, Graph view.

Answered from the vendors’ own pages

Capacities: What platforms does Capacities support?

Capacities is available on Web, Desktop (macOS, Windows, Linux), and Mobile (iOS, Android), allowing seamless work across devices.

Source
Nitro PDF: What are the main Nitro PDF plans and their pricing?

Nitro offers Standard and Plus tiers for PDF tools, plus Nitro Sign for e-signatures. Standard is an annual subscription with unlimited users and basic PDF features. Plus adds SSO, domain control, and Azure Information Protection. Specific pricing requires contacting Nitro sales. A 14-day free trial is available without a credit card.

Source
Capacities: Does Capacities have a free plan?

Yes, Capacities offers a free plan with unlimited spaces, objects, and blocks, device synchronization, unlimited custom object types, and 5GB media uploads total.

Source
Nitro PDF: What is the difference between Nitro PDF Standard and Plus?

Nitro PDF Standard includes core PDF creation, editing, annotation, OCR, AI tools, and team management. Plus adds enterprise security features including single sign-on (SSO), domain control, Azure Information Protection, Nitro Analytics, and a dedicated customer success manager for eligible customers.

Source
Capacities: What AI features does Capacities include?

Capacities includes an AI Assistant available on Pro and higher plans for brainstorming, summarization, and contextual Q&A about your notes.

Source
Nitro PDF: Is there a perpetual license option for Nitro PDF?

Yes. Nitro PDF Classic is a one-time purchase for a 3-year license at a fixed price (not published online). It runs on Windows desktop only and includes core PDF tools. The Standard and Plus tiers are annual subscriptions.

Source
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