Published by GrantSonar · competitor pricing verified August 2026
How this list is ranked
Depth and accuracy of coverage, and how much work it takes to turn that coverage into a shortlist you are actually eligible for.
GrantSonar publishes this page and appears in the list. Every entry — ours included — carries at least one thing it is bad at, and every price is the vendor’s own published figure linked at the foot of the page.
Coverage numbers are the most misleading statistic in this category. A database advertising tens of thousands of grants is usually counting closed rounds and opportunities your organization type cannot apply for, and a raw count tells you nothing about how long it takes to reach a usable shortlist.
This list ranks on depth of coverage and on how much manual filtering stands between you and a list you qualify for. GrantSonar’s bet is applied research: 236,000+ funder profiles and 4.6 million itemized 990 records wired directly into eligibility-aware matching, so the filtering happens before you ever see the list.
Individuals and small businesses, including Canada and international opportunities.
Foundation and funding-source details require the MemberPlus tier
5
Grants.gov
Free
Anyone who needs the authoritative record of U.S. federal funding opportunities.
Federal opportunities only — no state, local or foundation funding
1
Candid
Free, then $219/mo
Candid Search (formerly the Foundation Directory) is the sector’s reference dataset for funder research — but it is built for research first, and turning that coverage into an eligibility-filtered shortlist is work you still do by hand.
Strengths
Audited financial-document PDFs and staff contact enrichment beyond the 990 figures
A charity-compliance suite for donor/funder due-diligence
Where it falls short
Built for research rather than for producing an eligibility-filtered shortlist
Premium runs $219/mo, or $1,199+/yr at the nonprofit annual tiers
Free access via participating libraries is limited and location-dependent
Best for: Deep funder research — audited financial PDFs, staff contact enrichment, and compliance due-diligence.
GrantSonar holds 236,000+ funder profiles and 4.6 million itemized 990 grant records, and its distinguishing feature is filtering that universe down to what you are actually eligible for — not the raw size of it.
Strengths
236,000+ U.S. grantmaking foundations profiled from public IRS Form 990 / 990-PF filings
135,000+ funders with itemized giving history, so you can see who a funder actually funds
Eligibility-aware matching against your organization type, geography and programs
Open federal, state and foundation opportunities, refreshed daily, with a free tier
Where it falls short
Candid’s directory remains the deeper pure research library
U.S. organizations only — no Canadian or international coverage
Open-opportunity counts are smaller than headline figures elsewhere, because closed and ineligible records are excluded
Best for: Organisations that want an eligibility-filtered shortlist rather than a database to search by hand.
Instrumentl pairs a well-curated opportunity database with mature pipeline and reporting tooling — at a $299/mo entry price, the highest in this list, with no free tier to test it before paying; GrantSonar starts free.
Strengths
Post-award reporting — spenddown visibility, budget vs actuals, accounting integrations — via its $999/mo Full Lifecycle tier
Mature pipeline and reporting workflows
Where it falls short
$299/mo entry price is the highest in this list, and headline rates are billed annually upfront
No permanently free plan
Best for: Development teams centered on post-award reporting and funder-relationship tracking.
GrantWatch has the widest listing net — nonprofits, individuals, small business and international markets — and search filters are free; the detail that makes a listing actionable sits behind its MemberPlus tier, and its AI runs on token allotments.
Strengths
Listings for individuals and small businesses, not just organizations
Coverage beyond the U.S., including Canada and other international markets
Where it falls short
Foundation and funding-source details require the MemberPlus tier
AI features draw down GWI token allotments, with paid Token Vault recharges
Matching is an AI layer for claimed profiles; the base product is a directory you search by hand
Best for: Individuals and small businesses, including Canada and international opportunities.
Grants.gov is the federal government’s own system of record for U.S. federal grants, free to search, and the correct source of truth for any federal opportunity — but it covers federal funding only and does no matching.
Strengths
Free, with no subscription of any kind
The authoritative source for U.S. federal opportunities
Official application system for federal grants
Where it falls short
Federal opportunities only — no state, local or foundation funding
No eligibility matching, scoring or shortlisting
Search is keyword-driven and assumes you know what you are looking for
Best for: Anyone who needs the authoritative record of U.S. federal funding opportunities.
What is the best grant database for nonprofits in 2026?
For turning coverage into a shortlist you are actually eligible for, GrantSonar wires 236,000+ funder profiles and 4.6 million itemized 990 records into eligibility-aware matching, starting free. For pure funder research depth, Candid Search (formerly the Foundation Directory) is the sector’s reference dataset. For U.S. federal opportunities specifically, Grants.gov is free and authoritative.
Is there a free grant database for nonprofits?
Yes. Grants.gov is free and is the federal government’s own system of record, though it covers federal funding only and does no matching. GrantSonar’s free tier shows the grants your organization matches across federal, state and foundation sources. Candid Search has a limited free tier, with fuller access through some participating libraries.
How many grants are actually available at any one time?
Far fewer than headline figures suggest. Databases advertising tens of thousands of grants are typically counting closed rounds and opportunities restricted to organization types that cannot apply. The number that matters is how many are open, still accepting applications, and open to your organization type — which is a much smaller figure at any vendor, ours included.
What is the difference between a grant database and a matching tool?
A database is something you search; a matching tool applies your organization’s profile, geography and eligibility to that database and returns a ranked shortlist. Grants.gov is a pure database, and Candid and GrantWatch now layer AI recommendations on theirs — funder and RFP suggestions at Candid, AI matching for claimed profiles at GrantWatch. Instrumentl and GrantSonar are built around eligibility-vetted matching of live opportunities.
Where does foundation grant data come from?
Foundation giving data comes from public IRS Form 990 and 990-PF filings, which grantmaking foundations must file annually and which itemize the grants they paid. GrantSonar holds 236,000+ foundation profiles and 4.6 million itemized grant records drawn from those filings. Candid builds its directory from the same public filings plus its own research.
Do I need a paid grant database?
Not necessarily. If you only pursue federal funding, Grants.gov is free and authoritative. Paid databases earn their cost when you need foundation and state coverage, historical giving data to judge fit, or eligibility filtering to avoid wasting weeks on opportunities you cannot win.
How often is grant data updated?
It varies, and it matters more than coverage size — a database advertising a large catalogue of stale listings is worse than a smaller current one. GrantSonar re-ingests federal, state and foundation sources daily and checks listing URLs for rot. Ask any vendor how often their listings are re-verified, not how many they have.
Sources and last verification
Every price on this page was read from the vendor’s own published pricing on the date shown. Vendors change pricing without notice — if something here is out of date, tell us at [email protected] and we will correct it.