Fluxx vs Zeffy: Which Should You Choose in 2026?
Choosing between Fluxx and Zeffy comes down to understanding what each tool does best. This comparison breaks down the key differences so you can make an informed decision based on your specific needs, not marketing claims.
By Toolradar Team · Last updated February 22, 2026 · Methodology
Short on time? Here's the quick answer
We've tested both tools. Here's who should pick what:
Fluxx
The world's most trusted cloud-based grants management software for data-driven grantmaking.
Best for you if:
- • You need grants management features specifically
- • Streamlines the entire grantmaking process from application to impact measurement.
- • Provides data-driven insights and analytics through Grantelligence for informed decisions.
Zeffy
All-in-one fundraising platform with zero fees for nonprofits.
Best for you if:
- • You need something completely free
- • You need nonprofit tools features specifically
- • 100% free fundraising platform for nonprofits.
- • Covers all transaction and platform fees.
| At a Glance |  Fluxx |  Zeffy |
|---|---|---|
Price | Paid | Free |
Best For | Grants Management | Nonprofit Tools |
Rating | —/100 | —/100 |
| Feature | Fluxx | Zeffy |
|---|---|---|
| Pricing Model | Paid | Free |
| Editorial Score | — | — |
| Community Rating | No ratings yet | No ratings yet |
| Total Reviews | 0 | 0 |
| Community Upvotes | 0 | 0 |
| Categories | Grants ManagementNonprofit Tools | Nonprofit ToolsFundraising |
How Fluxx and Zeffy Compare
Fluxx
The world's most trusted cloud-based grants management software for data-driven grantmaking.
Paid
Zeffy
All-in-one fundraising platform with zero fees for nonprofits.
Free
Fluxx is a grants management tool. Zeffy is in nonprofit tools.
Who Should Use What?
On a budget?
Zeffy is free. Fluxx is paid.
Go with: Zeffy
Want the highest-rated option?
Neither has been rated yet.
Go with: Fluxx
Value user reviews?
Neither has user reviews yet.
Go with: Fluxx
3 Questions to Help You Decide
What's your budget?
Fluxx is paid. Zeffy is free. Go with Zeffy if free matters most.
What's your use case?
Fluxx is a grants management tool. Zeffy is in nonprofit tools. Pick the category that matches your needs.
How important are ratings?
Not all tools have been rated yet.
Key Takeaways
Fluxx
- Our pick for this comparison
Zeffy
- Completely free
- Better fit for nonprofit tools
The Bottom Line
Fluxx is our pick. That said, Zeffy is free — hard to beat on price.
Frequently Asked Questions
Is Fluxx or Zeffy better?
Fluxx scores high/100 in our evaluation. Fluxx is paid and Zeffy is free.
What are Fluxx and Zeffy used for?
Fluxx: The world's most trusted cloud-based grants management software for data-driven grantmaking.. Zeffy: All-in-one fundraising platform with zero fees for nonprofits..
What does Fluxx cost vs Zeffy?
Fluxx is a paid tool. Zeffy is completely free. Visit their websites for detailed pricing.