Best Relationship Intelligence Software in 2026
Updated
In short: Connect The Dots is ranked #1 of 26 as of 3 October 2026, ahead of 4Degrees and Happenstance. The best-ranked option with a free plan is Happenstance. The lowest first paid tier on this page is LeadDelta at $1.46/mo.
26 relationship intelligence software ranked on what their makers publish — plans and prices, free tiers, platforms and the facts on their own pages.
| # | Platform | Score | Why | From | Free plan | Paid from | Network data sources | |
|---|---|---|---|---|---|---|---|---|
| 1 | Connect The Dots | 8.9 | RecognisedAPIDocumented | $20/mo | Yes | 20 /user/mo | multi-source | View |
| 2 | 4Degrees | 8.4 | RecognisedAPIDocumented | — | — | — | multi-source | View |
| 3 | Happenstance | 8.4 | RecognisedAPIDocumented | $2/mo | Yes | 24 /user/mo | multi-source | View |
| 4 |  BoardEx | 7.7 | RecognisedAPIDocumented | — | — | — | multi-source | View |
| 5 |  RelPro | 7.0 | RecognisedAPIDocumented | — | No | — | multi-source | View |
| 6 | Introd | 6.8 | RecognisedAPIDocumented | $15/mo | Yes | — | multi-source | View |
| 7 | VieuGraph | 6.6 | RecognisedAPIDocumented | — | — | — | multi-source | View |
| 8 | Boomerang AI | 6.4 | RecognisedAPIDocumented | — | No | — | multi-source | View |
| 9 | Village | 6.3 | RecognisedAPIDocumented | — | Yes | — | — | View |
| 10 |  intelligence.com | 6.2 | RecognisedAPIDocumented | — | Yes | — | email_calendar | View |
| 11 | NetworkOS | 6.1 | RecognisedAPIDocumented | — | No | — | multi-source | View |
| 12 | Affinity | 6.0 | RecognisedAPIDocumented | — | No | — | — | View |
| 13 |  Virgil | 6.0 | RecognisedAPIDocumented | — | — | — | multi-source | View |
| 14 | ExecAtlas | 6.0 | RecognisedAPIDocumented | — | — | — | multi-source | View |
| 15 |  LeadDelta | 5.9 | RecognisedAPIDocumented | $1.46/mo | No | 17.5 /user/mo | — | View |
| 16 |  Draftboard | 5.9 | RecognisedAPIDocumented | — | Yes | — | — | View |
| 17 |  The Swarm | 5.9 | RecognisedAPIDocumented | — | Yes | — | multi-source | View |
| 18 | Andsend | 5.7 | RecognisedAPIDocumented | — | — | — | multi-source | View |
| 19 |  Introhive | 5.6 | RecognisedAPIDocumented | — | — | — | — | View |
| 20 | AVNIR | 5.4 | RecognisedAPIDocumented | — | — | — | multi-source | View |
| 21 |  Relationship Science (RelSci) | 5.2 | RecognisedAPIDocumented | — | — | — | multi-source | View |
| 22 | Polinode | 5.2 | RecognisedAPIDocumented | — | Yes | — | — | View |
| 23 |  Kumu | 5.1 | RecognisedAPIDocumented | — | Yes | — | — | View |
| 24 |  ThreadMap | 5.0 | RecognisedAPIDocumented | — | — | — | View | |
| 25 | 6degrees.ai | 4.7 | RecognisedAPIDocumented | — | — | — | multi-source | View |
Is your platform on this list?
Numbered spots on this list can be sponsored. They are labelled, and the editorial order and scores never change for payment.
Questions about this list
Which relationship intelligence software is ranked first on Inferse?
Connect The Dots is ranked #1 of 26 with a score of 8.9. 4Degrees is second and Happenstance third.
How many of these have a free plan?
2 of the 25 on this page publish a free plan on their own pricing pages.
Which is the cheapest paid option?
On this page, LeadDelta has the lowest first paid tier we found: $1.46/mo.
How is this list ranked?
Ranked on what each maker publishes, open and connectable first: a public API, open-source code, the depth of its documentation and a free tier to try it on. Model lists are sorted by the figure in their title, exactly as each provider publishes it. Paid placements never change a rank.