Fluxx vs GuideStar: Which Should You Choose in 2026?
Choosing between Fluxx and GuideStar 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.
GuideStar
Access comprehensive nonprofit data for informed giving, grantmaking, and partnerships.
Best for you if:
- • You want to try before committing
- • You need directories features specifically
- • Provides comprehensive data on 1.8 million nonprofits.
- • Enables donors, grantmakers, and businesses to make informed decisions.
| At a Glance |  Fluxx |  GuideStar |
|---|---|---|
Price | Paid | Free + Paid |
Best For | Grants Management | Directories |
Rating | —/100 | —/100 |
| Feature | Fluxx | GuideStar |
|---|---|---|
| Pricing Model | Paid | Freemium |
| Editorial Score | — | — |
| Community Rating | No ratings yet | No ratings yet |
| Total Reviews | 0 | 0 |
| Community Upvotes | 0 | 0 |
| Categories | Grants ManagementNonprofit Tools | DirectoriesGrants Management |
How Fluxx and GuideStar Compare
Fluxx
The world's most trusted cloud-based grants management software for data-driven grantmaking.
Paid
GuideStar
Access comprehensive nonprofit data for informed giving, grantmaking, and partnerships.
Free tier available
Fluxx is a grants management tool. GuideStar is in directories.
Who Should Use What?
On a budget?
GuideStar has a free tier. Fluxx is paid only.
Go with: GuideStar
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. GuideStar is freemium. GuideStar lets you start free.
What's your use case?
Fluxx is a grants management tool. GuideStar is in directories. 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
GuideStar
- Has a free tier
- Better fit for directories
The Bottom Line
Fluxx is our pick. GuideStar has a free tier if you want to test without paying.
Frequently Asked Questions
Is Fluxx or GuideStar better?
Fluxx scores high/100 in our evaluation. Fluxx is paid and GuideStar is freemium.
What are Fluxx and GuideStar used for?
Fluxx: The world's most trusted cloud-based grants management software for data-driven grantmaking.. GuideStar: Access comprehensive nonprofit data for informed giving, grantmaking, and partnerships..
What does Fluxx cost vs GuideStar?
Fluxx is a paid tool. GuideStar is freemium (free tier + paid plans). Visit their websites for detailed pricing.