Best Identity Resolution Software in 2026
Updated
In short: Data Ladder is ranked #1 of 22 as of 2 October 2026, ahead of Tamr and OpenEMPI. The best-ranked option with a free plan is Hightouch.
Identity resolution software helps reconcile records that may describe the same person, household, or organization. In this ranking of 22 entries, compare matching approach with household and organization matching to gauge the kinds of relationships each tool addresses. Batch file import and a real-time API offer distinct data workflows to consider, while included records, free-plan availability, and paid-from pricing add scope and cost context. Data Ladder and Tamr lead the ranking, with OpenEMPI and Hightouch among the next entries. Weigh these listed details against how your systems receive, match, and use identity data.
22 identity resolution 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 | Matching approach | |
|---|---|---|---|---|---|---|---|---|
| 1 | Data Ladder | 8.4 | RecognisedAPIDocumented | — | No | — | hybrid | View |
| 2 | Tamr | 8.1 | RecognisedAPIDocumented | — | No | — | — | View |
| 3 |  OpenEMPI | 7.5 | RecognisedAPIDocumented | — | No | — | hybrid | View |
| 4 | Hightouch | 7.1 | RecognisedAPIDocumented | Free | Yes | — | — | View |
| 5 |  Splink | 6.9 | RecognisedAPIDocumented | Free | Yes | — | hybrid | View |
| 6 | Informatica Identity Resolution | 6.6 | RecognisedAPIDocumented | — | No | — | hybrid | View |
| 7 | Quantexa Entity Resolution | 6.4 | RecognisedAPIDocumented | — | — | — | hybrid | View |
| 8 | Zingg | 6.4 | RecognisedAPIDocumented | Free | Yes | — | — | View |
| 9 |  Senzing Entity Resolution | 6.2 | RecognisedAPIDocumented | — | — | — | — | View |
| 10 | AWS Entity Resolution | 6.1 | RecognisedAPIDocumented | — | No | — | — | View |
| 11 | Precisely Data Matching and Entity Resolution | 6.0 | RecognisedAPIDocumented | — | — | — | hybrid | View |
| 12 |  Verato Universal MPI | 5.9 | RecognisedAPIDocumented | — | No | — | hybrid | View |
| 13 |  LiveRamp RampID | 5.7 | RecognisedAPIDocumented | — | — | — | rules | View |
| 14 |  Lexer Identity Resolution | 5.6 | RecognisedAPIDocumented | — | — | — | hybrid | View |
| 15 |  Semcasting Identity Graph | 5.6 | RecognisedAPIDocumented | — | — | — | — | View |
| 16 | Equifax Identity Matching | 5.5 | RecognisedAPIDocumented | — | — | — | hybrid | View |
| 17 | Open Client Registry (OpenCR) | 5.3 | RecognisedAPIDocumented | — | — | — | hybrid | View |
| 18 |  Epsilon COREid | 5.0 | RecognisedAPIDocumented | — | — | — | hybrid | View |
| 19 |  Merkury Identity Resolution | 4.9 | RecognisedAPIDocumented | — | — | — | — | View |
| 20 |  pyJedAI | 4.7 | RecognisedAPIDocumented | — | — | — | — | View |
| 21 |  NVECTA | 4.4 | RecognisedAPIDocumented | — | — | — | — | View |
| 22 | DinMo | 4.4 | RecognisedAPIDocumented | — | — | — | — | 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 identity resolution software is ranked first on Inferse?
Data Ladder is ranked #1 of 22 with a score of 8.4. Tamr is second and OpenEMPI third.
How many of these have a free plan?
3 of the 22 on this page publish a free plan on their own pricing pages.
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.