Nonprofit & Fundraising · head to head
Cause IQ vs Postmark

Cause IQ
Nonprofit & Fundraising
Integrated fundraising and CRM platform
- From
- On request
- Rated
- -

Postmark
Marketing
No hidden fees, no guesswork. Just the features you need, at a price that makes sense
- From
- Free
- Rated
- -
The short version
- Only Postmark has a free tier, so it costs nothing to try first.
- Each has a real cost: Cause IQ pricing is not published; Postmark free tier caps at 100 emails per month with no overages allowed
Where they differ
Only the attributes on which Cause IQ and Postmark actually diverge.
Identical on both: platforms (Web), user rating (Not yet rated).
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 Cause IQ
- Donor management
- Event management
- Online giving
- Volunteer tracking
- Stripe
- PayPal
- Salesforce
- Google Analytics
Only in Postmark
Nothing recorded that Cause IQ does not also cover.
What people use each for
The jobs each tool is most often brought in to do.
Cause IQ
- Prospect research across nonprofit organisationsnot Postmark
- Benchmarking a nonprofit client against peersnot Postmark
- Building target lists for firms serving the sectornot Postmark
- Enriching existing records with nonprofit financial datanot Postmark
Postmark
No use cases recorded yet. See the Postmark review.
Where each one falls short
Documented limitations, not opinions. Every one is a constraint you would hit in normal use.
Cause IQ
- Pricing is not published
- Sold to firms selling into the nonprofit sector rather than to nonprofits running their own operations
Postmark
- Free tier caps at 100 emails per month with no overages allowed
- Basic plan ($15/mo) includes 10,000 emails then charges $1.80 per 1,000 extra; Pro and Platform tiers have their own lower per-1,000 overage rates ($1.30 and $1.20), so cost scales per email beyond the included volume
- Custom high-volume pricing above the published tiers requires contacting sales
Pricing, plan by plan
Cause IQ
On request- Standard$95/month
- Donor management
- Event management
- Advanced$200/month
- Prospect research
- Fundraising reports
- Advanced analytics
Postmark
FreeNo published plan breakdown. See the Postmark review.
Which should you pick?
Questions people ask
- Is Cause IQ or Postmark better?
- Neither clearly leads. Cause IQ starts at On request and Postmark at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
- Which is cheaper, Cause IQ or Postmark?
- Postmark has a free tier; the other does not. Paid plans start at On request for Cause IQ and Free for Postmark.
- Does Cause IQ or Postmark run on more platforms?
- Both run on Web, so platform support will not decide this one for you.
- Can I use Postmark for free?
- Yes. Postmark has a free tier, so you can try it without paying. Cause IQ starts at On request.
- What is Cause IQ best used for?
- Cause IQ is most often used for prospect research across nonprofit organisations, benchmarking a nonprofit client against peers, building target lists for firms serving the sector, enriching existing records with nonprofit financial data. Of those, prospect research across nonprofit organisations and benchmarking a nonprofit client against peers are not what Postmark is typically brought in for.
- What can Cause IQ do that Postmark cannot?
- Cause IQ covers Donor management, Event management, Online giving, Volunteer tracking.
Answered from the vendors’ own pages
Cause IQ: Does Cause IQ offer a free plan?
Yes. Cause IQ offers a free plan with basic nonprofit searches using 8 filters and limited profile access. Core and Pro plans are paid subscriptions.
SourceCause IQ: What is included in Cause IQ's pricing?
Core Plan costs $349/month (or $199/month for 501(c)(3) nonprofits) with access to 400+ filters. Pro Plan costs $5,988/year with three user licenses and unlimited exports. Annual discounts available.
SourceCause IQ: Does Cause IQ integrate with Salesforce?
Yes. Cause IQ provides direct Salesforce integration to create, update, and enrich Leads, Contacts, and Accounts with nonprofit data. Bulk operations and field mapping are supported.
SourceCause IQ: Does Cause IQ have an API?
Yes. Cause IQ provides a REST API that returns JSON responses. The API allows programmatic searches for nonprofits, EIN lookups, and access to over 400 organization fields.
SourceCause IQ: How much nonprofit data does Cause IQ contain?
Cause IQ aggregates data from over a dozen sources covering 1.73 million organizations, 9.86 million people (board members and key personnel), and 52,143 vendor profiles.
SourceRelated pages
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