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Head-to-head · Investor Databases

FundComb vs Signal by NFX

  • Updated Oct 2026
  • Both researched from official sources
  • 6 checks side by side
Higher score FundComb #4 in Investor Databases 8.9/10 Free plan Free plan✓ 5 of 5 features Visit FundComb
Signal by NFX #13 in Investor Databases 8.0/10 Free plan Free plan✓ 2 of 5 features Visit Signal

FundComb leads on 1 check, Signal by NFX on 0, and 5 are even. Who comes out ahead on the 6 yes/no, price and count checks where we have data for both products. The editor score weighs everything else too.

Our verdict

  • Highest scoreFundComb · 8.9/10
  • Free planboth
  • Most featuresFundComb · 5 of 5

FundComb scores higher on our rubric for investor databases: 8.9 against 8.0 out of 10; our editors rank them #4 and #13.

FundComb offers contact details; Signal by NFX doesn't. On data freshness, FundComb gives you Monthly where Signal by NFX offers Live.

FundComb is the better fit for evidence-focused investor discovery. Signal by NFX is the better fit for free relationship-based investor discovery.

  • FundComb fits best

    Evidence-focused investor discovery

  • Signal by NFX fits best

    Free relationship-based investor discovery

Advertiser disclosure: iTechGuides is reader-supported. Vendors can pay for top positions in our rankings and for a place on other products' pages, and we may earn a commission when you click some links. Bought places stand at the number bought; this page and our disclosure say so. Paying vendors may get a fuller, more detailed review from our editors, and that review can change their score. How we rank.

Side by side

Feature FundComb 8.9/10 Visit ↗ Signal by NFX 8.0/10 Visit ↗
At a glance
Editor score 8.9 8.0
Ranking #4 in Investor Databases #13 in Investor Databases
Best for Evidence-focused investor discovery Free relationship-based investor discovery
Pricing model Free plan + paid Free
Starting price Free plan Free
Free plan ✓ ✓
Free trial — —
Deployment Cloud Cloud
Platforms Web Web
Built for Solo, Small business, Mid-market, Enterprise Solo, Small business, Mid-market
Features FundComb 5/5 · Signal by NFX 2/5
Investment activity data ✓ ✓
Portfolio company data ✓ ✓
Contact details ✓ (best) —
Data export ✓ (best) Not checked yet
API access ✓ (best) Not checked yet
Specs
Investor types Mixed Mixed
Data freshness Monthly Live
Our review
Pros
  • Free access without an account or paywall
  • Public-source evidence with confidence labels and provenance metadata
  • Investor search, activity, comparables and managed-beta API access
  • Free access to investor search, profiles, and fundraising tracking
  • Gmail paths help identify potential investor introductions
  • Private co-investor lists and sector rankings support prioritization
Cons
  • Data freshness is monthly
  • API access is managed beta for eligible Data-plan workspaces
  • Broad investor coverage requires careful filtering by criteria
  • Does not provide verified contact details
  • No export or API access
  • Integrations are limited beyond Gmail and Google OAuth
Our verdict

FundComb is a web-based investor research database for private-market research across venture capital, private equity, hedge funds, family offices, credit funds, fund-of-funds, sovereign wealth funds, accelerators, corporate venture…

Read the review →

Signal by NFX is a free, community-driven investor network and database for startup founders, venture capitalists, scouts, and angels. Founders can search investors by sector and funding stage, review profiles with investment preferences…

Read the review →
  1. FundCombInvestor Databases 8.9Free plan
  2. Signal by NFXInvestor Databases 8.0Free plan

Strengths and trade-offs

  • FundComb — where it wins

    • Free access without an account or paywall
    • Public-source evidence with confidence labels and provenance metadata
    • Investor search, activity, comparables and managed-beta API access

    Where it doesn't

    • Data freshness is monthly
    • API access is managed beta for eligible Data-plan workspaces
    • Broad investor coverage requires careful filtering by criteria
  • Signal by NFX — where it wins

    • Free access to investor search, profiles, and fundraising tracking
    • Gmail paths help identify potential investor introductions
    • Private co-investor lists and sector rankings support prioritization

    Where it doesn't

    • Does not provide verified contact details
    • No export or API access
    • Integrations are limited beyond Gmail and Google OAuth
  • FundComb8.9/10 · Free plan

    Evidence-focused investor discovery with profiles, activity, comparables and provenance.

    Visit FundCombFull verdict →
  • Signal by NFX8.0/10 · Free plan

    A free investor discovery tool built around profiles, relationships, and fundraising tracking.

    Visit SignalFull verdict →

More comparisons

Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026

Last updated · How we research and update