GuideStar vs Fluxx: Which Should You Choose in 2026?
Choosing between GuideStar and Fluxx 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:
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.
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.
| At a Glance |  GuideStar |  Fluxx |
|---|---|---|
Price | Free + Paid | Paid |
Best For | Directories | Grants Management |
Rating | —/100 | —/100 |
| Feature | GuideStar | Fluxx |
|---|---|---|
| Pricing Model | Freemium | Paid |
| Editorial Score | — | — |
| Community Rating | No ratings yet | No ratings yet |
| Total Reviews | 0 | 0 |
| Community Upvotes | 0 | 0 |
| Categories | DirectoriesGrants Management | Grants ManagementNonprofit Tools |
How GuideStar and Fluxx Compare
GuideStar
Access comprehensive nonprofit data for informed giving, grantmaking, and partnerships.
Free tier available
Fluxx
The world's most trusted cloud-based grants management software for data-driven grantmaking.
Paid
GuideStar is a directories tool. Fluxx is in grants management.
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: GuideStar
Value user reviews?
Neither has user reviews yet.
Go with: GuideStar
3 Questions to Help You Decide
What's your budget?
GuideStar is freemium. Fluxx is paid. GuideStar lets you start free.
What's your use case?
GuideStar is a directories tool. Fluxx is in grants management. Pick the category that matches your needs.
How important are ratings?
Not all tools have been rated yet.
Key Takeaways
GuideStar
- Free tier available
- Our pick for this comparison
Fluxx
- Better fit for grants management
The Bottom Line
GuideStar is our pick.
Frequently Asked Questions
Is GuideStar or Fluxx better?
GuideStar scores high/100 in our evaluation. GuideStar is freemium and Fluxx is paid.
What are GuideStar and Fluxx used for?
GuideStar: Access comprehensive nonprofit data for informed giving, grantmaking, and partnerships.. Fluxx: The world's most trusted cloud-based grants management software for data-driven grantmaking..
What does GuideStar cost vs Fluxx?
GuideStar is freemium (free tier + paid plans). Fluxx is a paid tool. Visit their websites for detailed pricing.