iWave vs Zeffy: Which Should You Choose in 2026?
Choosing between iWave 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:
iWave
Discover and qualify best-fit donors with comprehensive data and predictive analytics.
Best for you if:
- • You need lead generation features specifically
- • Aggregates wealth, philanthropic, and biographic data for donor research.
- • Uses AI and predictive analytics to identify and prioritize high-value prospects.
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 |  Zeffy | |
|---|---|---|
Price | Paid | Free |
Best For | Lead Generation | Nonprofit Tools |
Rating | —/100 | —/100 |
| Feature | iWave | Zeffy |
|---|---|---|
| Pricing Model | Paid | Free |
| Editorial Score | — | — |
| Community Rating | No ratings yet | No ratings yet |
| Total Reviews | 0 | 0 |
| Community Upvotes | 0 | 0 |
| Categories | Lead GenerationNonprofit Tools | Nonprofit ToolsFundraising |
How iWave and Zeffy Compare
iWave
Discover and qualify best-fit donors with comprehensive data and predictive analytics.
Paid
Zeffy
All-in-one fundraising platform with zero fees for nonprofits.
Free
iWave is a lead generation tool. Zeffy is in nonprofit tools.
Who Should Use What?
On a budget?
Zeffy is free. iWave is paid.
Go with: Zeffy
Want the highest-rated option?
Neither has been rated yet.
Go with: iWave
Value user reviews?
Neither has user reviews yet.
Go with: iWave
3 Questions to Help You Decide
What's your budget?
iWave is paid. Zeffy is free. Go with Zeffy if free matters most.
What's your use case?
iWave is a lead generation 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
iWave
- Our pick for this comparison
Zeffy
- Completely free
- Better fit for nonprofit tools
The Bottom Line
iWave is our pick. That said, Zeffy is free — hard to beat on price.
Frequently Asked Questions
Is iWave or Zeffy better?
iWave scores high/100 in our evaluation. iWave is paid and Zeffy is free.
What are iWave and Zeffy used for?
iWave: Discover and qualify best-fit donors with comprehensive data and predictive analytics.. Zeffy: All-in-one fundraising platform with zero fees for nonprofits..
What does iWave cost vs Zeffy?
iWave is a paid tool. Zeffy is completely free. Visit their websites for detailed pricing.