Donorbox vs Fluxx
Updated June 2026 · A structured head-to-head comparison.
The verdict
Both Donorbox and Fluxx are credible nonprofit tools, and the right pick comes down to your priorities.
Choose Donorbox if you want a lower starting price (free), a free plan to start on and a higher overall rating (4.7/5). Recurring donation forms for nonprofits.
Fluxx — Grants management for funders and grantees.
Donorbox vs Fluxx: side by side
| Dimension | Donorbox | Fluxx |
|---|---|---|
| Starting price | FreeWinner | Custom |
| Free plan | YesWinner | No |
| Pricing model | Freemium | Subscription |
| Best for | Small Nonprofits, Charities | Foundations, Grantmakers |
| Platforms | Web | Web |
| Rating | 4.7/5Winner | 4.0/5 |
Donorbox key facts
- Vendor
- Donorbox
- Pricing
- Freemium — Free
- Free tier
- Yes
- Platforms
- Web
- Best for
- Small Nonprofits, Charities
- Editor rating
- 4.7 / 5
- Founded
- 2014
- Headquarters
- San Francisco, CA
Fluxx key facts
- Vendor
- Fluxx
- Pricing
- Subscription — Custom
- Free tier
- No
- Platforms
- Web
- Best for
- Foundations, Grantmakers
- Editor rating
- 4.0 / 5
- Founded
- 2010
- Headquarters
- San Francisco, CA
Frequently asked questions
Is Donorbox better than Fluxx?
Neither is universally better — Donorbox edges ahead on overall rating, but the best choice depends on price, platforms, and your use case. See the side-by-side table above.
Is Donorbox or Fluxx cheaper?
Donorbox is the more affordable of the two to get started, at free. Donorbox starts at free; Fluxx starts at custom.
Can Donorbox replace Fluxx?
Yes for most teams — both are nonprofit tools with heavily overlapping features. The main trade-offs are pricing and platform support, covered in the comparison above.