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Nonprofits · head to head

Mightycause vs Zeffy

Mightycause logo

Mightycause

Nonprofits

Fundraising platform for nonprofits and causes

From
Free
Rated
-
Full reviewWebsite
Zeffy logo

Zeffy

Nonprofits

100% free fundraising platform for nonprofits

From
Free
Rated
-
Full reviewWebsite

The short version

  • Each has a real cost: Mightycause no paid tiers or premium upgrade options available; Zeffy revenue model relies entirely on donor voluntary tips with no guaranteed income
  • They diverge on capability: Mightycause covers Campaign creation, Zeffy covers Donation forms.
  • Prices and features above were last checked on 30 August 2026.

Where they differ

Only the attributes on which Mightycause and Zeffy actually diverge.

Attributes where Mightycause and Zeffy differ
AttributeMightycauseZeffy
Pricing modelsubscriptionfree
PlatformsWeb, Mobile-responsiveWeb, IOS, Android
Founded20082019

Identical on both: starting price (Free), free tier (Yes), 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 Mightycause

  • Campaign creation
  • Donation collection
  • Email campaigns
  • Donation tracking
  • Social sharing
  • Stripe
  • PayPal
  • Google Analytics

Only in Zeffy

  • Donation forms
  • Event ticketing
  • Membership management
  • Peer-to-peer fundraising
  • Recurring donations
  • Mailchimp
  • Zapier
  • Facebook

Both cover

  • Web support

What people use each for

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

Mightycause

  • Nonprofits running online donation and peer-to-peer fundraising campaigns without a software subscription feenot Zeffy

Zeffy

  • Donation collection for nonprofitsnot Mightycause
  • Event ticketing with check-innot Mightycause
  • Membership sales with tiersnot Mightycause
  • Peer-to-peer fundraising campaignsnot Mightycause
  • In-person payment with Tap to Paynot Mightycause

Where each one falls short

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

Mightycause

  • No paid tiers or premium upgrade options available

Zeffy

  • Revenue model relies entirely on donor voluntary tips with no guaranteed income
  • All features included equally with no upgrade path for additional capabilities

Pricing, plan by plan

Mightycause

Free
  • FreeFree
    • Campaign creation
    • Donation collection
  • Professional$50/month
    • Advanced features
    • Email campaigns
    • Premium support

Zeffy

Free
  • Free ForeverFree
    • Unlimited donations
    • Ticketing
    • Memberships

Which should you pick?

Choose Mightycause if

  • You need campaign creation.
  • You want to start without paying.
  • You work on Web, Mobile-responsive.
  • You also want donation collection.
Mightycause review

Choose Zeffy if

  • You need donation forms.
  • You want to start without paying.
  • You work on Web, IOS, Android.
  • You also want event ticketing.
Zeffy review

Questions people ask

Is Mightycause or Zeffy better?
Neither clearly leads. Mightycause starts at Free and Zeffy at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Mightycause or Zeffy?
Mightycause starts at Free and Zeffy at Free.
Does Mightycause or Zeffy run on more platforms?
Mightycause runs on Web, Mobile-responsive. Zeffy runs on Web, IOS, Android.
Can I use Mightycause for free?
Both have a free tier, so you can try either at no cost before committing.
What is Mightycause best used for?
Mightycause is most often used for nonprofits running online donation and peer-to-peer fundraising campaigns without a software subscription fee. Of those, nonprofits running online donation and peer-to-peer fundraising campaigns without a software subscription fee is not what Zeffy is typically brought in for.
What can Mightycause do that Zeffy cannot?
Mightycause covers Campaign creation, Donation collection, Email campaigns, Donation tracking. Zeffy covers Donation forms, Event ticketing, Membership management, Peer-to-peer fundraising. Both handle Web support.

Answered from the vendors’ own pages

Mightycause: How much does Mightycause cost?

Mightycause is completely free to use. The platform provides full fundraising capabilities at zero cost per month for nonprofit organizations.

Source
Zeffy: How much does Zeffy cost for nonprofits?

Zeffy is completely free for nonprofits. There are no platform fees, transaction fees, credit card processing fees, monthly subscriptions, or setup costs. Nonprofits retain 100% of funds raised.

Source
Mightycause: Is Mightycause free forever?

Yes, Mightycause charges zero dollars per month for all nonprofit organizations using its fundraising platform.

Source
Zeffy: How does Zeffy make money if it's free?

Zeffy relies on voluntary donor tips at checkout. On average, 2 out of 3 donors leave a tip. Tips are optional and donors can opt out, but Zeffy operates on this voluntary contribution model.

Source
Mightycause: Are there any hidden costs or add-on fees?

No hidden costs are mentioned. Mightycause emphasizes that it provides a complete feature set for nonprofit fundraising at no cost, positioning itself as an alternative to paid fundraising tools.

Source
Zeffy: What nonprofit organizations can use Zeffy?

Schools, churches, sports teams, animal rescues, food banks, volunteer fire departments, arts organizations, and PTAs can all use Zeffy. Over 100,000 nonprofits globally use the platform.

Source
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