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Nonprofits · head to head

Charity Navigator vs Fluxx

Charity Navigator logo

Charity Navigator

Nonprofits

Nonprofit intelligence and rating platform

From
Free
Rated
-
Full reviewWebsite
Fluxx logo

Fluxx

Nonprofits

Configurable grants management for foundations that run complex, multi-stage funding programmes

From
On request
Rated
-
Full reviewWebsite

The short version

  • Only Charity Navigator has a free tier, so it costs nothing to try first.
  • Each has a real cost: Charity Navigator charity Navigator is a free 501(c)(3) nonprofit service funded by donor donations rather than charging the charities it rates, so it has no vendor pricing model to compare (own about-us page).; Fluxx configuration flexibility means the system does very little until someone configures it, and foundations without a dedicated systems administrator end up paying the vendor or a partner for every change.
  • They diverge on capability: Charity Navigator covers Nonprofit ratings, Fluxx covers Configurable data model.
  • Prices and features above were last checked on 31 August 2026.

Where they differ

Only the attributes on which Charity Navigator and Fluxx actually diverge.

Attributes where Charity Navigator and Fluxx differ
AttributeCharity NavigatorFluxx
Starting priceFreeOn request
Pricing modelfreequote
Free tierYesNo
PlatformsWeb, Mobile-responsiveWeb
Founded2001Unknown

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

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 Charity Navigator

  • Nonprofit ratings
  • Financial analysis
  • Donor reviews
  • Impact metrics
  • Fundraising data
  • GiveWell
  • BBB Wise Giving Alliance
  • Web support

Only in Fluxx

  • Configurable data model
  • Card-based interface
  • Multi-programme workflows
  • Board and committee review
  • Payment scheduling
  • Applicant portal

What people use each for

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

Charity Navigator

  • Nonprofit evaluation and researchnot Fluxx
  • Charitable giving decisionsnot Fluxx
  • Donor due diligencenot Fluxx

Fluxx

  • A foundation running six distinct funding programmes that each need their own application form, review panel and payment schedulenot Charity Navigator
  • A regranting intermediary administering funds for multiple donors who each require separate reportingnot Charity Navigator
  • A public agency distributing grant funds with statutory eligibility rules that must be enforced before an application can be submittednot Charity Navigator
  • A funder moving off spreadsheets and email after grant volume made manual board packet preparation unworkablenot Charity Navigator

Where each one falls short

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

Charity Navigator

  • Charity Navigator is a free 501(c)(3) nonprofit service funded by donor donations rather than charging the charities it rates, so it has no vendor pricing model to compare (own about-us page).

Fluxx

  • Configuration flexibility means the system does very little until someone configures it, and foundations without a dedicated systems administrator end up paying the vendor or a partner for every change.
  • Implementation commonly runs four to eight months and is priced separately from the subscription, so first-year cost is far above the annual licence figure.
  • No pricing is published and quotes scale with assets under management, which means two foundations making the same number of grants can be quoted very differently.
  • The card-based interface is unfamiliar to new users and reviewer adoption suffers without training, which matters because trustees use it a few times a year and forget between meetings.
  • Reporting is capable but the report builder is technical, and many foundations end up exporting to a spreadsheet or a BI tool for board-ready output.

Pricing, plan by plan

Charity Navigator

Free
  • Free ProfileFree
    • Nonprofit profile
    • Ratings
    • Financial data

Fluxx

On request
  • Fluxx Grantmaker$undefined/year
    • Configurable grantmaking workflows
    • Applicant portal and reviewer access
    • Priced by assets under management and grant volume
  • Fluxx Grantseeker$undefined/year
    • Free portal for applicants submitting to Fluxx funders
    • Tracks submissions and requirements across funders

Which should you pick?

Choose Charity Navigator if

  • You need nonprofit ratings.
  • You want to start without paying.
  • You work on Web, Mobile-responsive.
  • You also want financial analysis.
Charity Navigator review

Choose Fluxx if

  • You need configurable data model.
  • You also want card-based interface.
Fluxx review

Questions people ask

Is Charity Navigator or Fluxx better?
Neither clearly leads. Charity Navigator starts at Free and Fluxx at On request, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Charity Navigator or Fluxx?
Charity Navigator has a free tier; the other does not. Paid plans start at Free for Charity Navigator and On request for Fluxx.
Does Charity Navigator or Fluxx run on more platforms?
Charity Navigator runs on Web, Mobile-responsive. Fluxx runs on Web.
Can I use Charity Navigator for free?
Yes. Charity Navigator has a free tier, so you can try it without paying. Fluxx starts at On request.
What is Charity Navigator best used for?
Charity Navigator is most often used for nonprofit evaluation and research, charitable giving decisions, donor due diligence. Of those, nonprofit evaluation and research and charitable giving decisions are not what Fluxx is typically brought in for.
What can Charity Navigator do that Fluxx cannot?
Charity Navigator covers Nonprofit ratings, Financial analysis, Donor reviews, Impact metrics. Fluxx covers Configurable data model, Card-based interface, Multi-programme workflows, Board and committee review.

Answered from the vendors’ own pages

Charity Navigator: Is Charity Navigator free to use?

Yes, Charity Navigator provides completely free access to its database of charity ratings, donor education resources, Giving Basket donation tool, and AI-powered charity recommendations.

Source
Fluxx: Is Fluxx Grantseeker really free?

Yes, for applicants. It is the submission portal, and funders pay for Grantmaker.

Charity Navigator: How does Charity Navigator make money if its services are free?

Charity Navigator operates through donations to the organization itself. The site includes a 'Support Charity Navigator' link for users who wish to contribute.

Fluxx: How is Fluxx priced?

By quote, scaling with assets under management and grant volume. Implementation is a separate professional services fee.

Charity Navigator: What information can I access for free on Charity Navigator?

Free access includes searching and rating charities, using the Giving Basket donation tool, accessing donor education materials, and using Horizon AI Search for personalized charity recommendations.

Fluxx: Can we configure Fluxx ourselves?

Yes, that is the point of it. But it requires a trained internal administrator; foundations that do not appoint one become dependent on paid services.

Fluxx: How long does implementation take?

Typically four to eight months for a multi-programme funder, driven mostly by how long the foundation takes to agree its own process.

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