AWS Entity Resolution Alternatives
Identity Resolution · 8 compared · Updated
Looking to replace AWS Entity Resolution? These are the 8 closest Identity Resolution alternatives we track, ranked by reviewed capability overlap — the closest matches come first.
- Closest match
- Lotame
- Direct replacements
- 8 compared
- Pricing
- Enterprise · Custom · Custom_quote
No referral fees. Ordering is by reviewed capability overlap, not who paid us.
What AWS Entity Resolution is, in short
AWS managed service that matches and links customer records across sources using rule-based, ML, or data-provider matching without moving data out of AWS. [Cloud-native identity matching inside the warehouse account; integrates LiveRamp/TransUnion graphs.]
AWS Entity Resolution alternatives compared
Ranked by reviewed relationship first — a tool we've confirmed as a direct replacement outranks one that merely shares capabilities. Tools we've reviewed as complements to AWS Entity Resolution are excluded, because running both is not the same as replacing it.
Scroll the table sideways for switching effort and pricing →
| Vendor | Shared capabilities with AWS Entity Resolution | Switching effort | Pricing | Also strong in | Compare |
|---|---|---|---|---|---|
 Lotame 12 core capabilities | Cross-device Matching Data Enrichment Data Marketplace +4 more | — | — | Ad Targeting / Retargeting Audience Activation / Sync | About Lotame |
 Aqfer 10 core capabilities | Agent Interface (MCP / Tool API) Cross-device Matching Data Enrichment +2 more | — | Enterprise | Event Routing Composable / Warehouse-native CDP | About Aqfer |
 Acxiom 3 core capabilities | Data Enrichment First-party Data Onboarding Identity Resolution / ID Graph | — | Enterprise | — | About Acxiom |
 Amperity 16 core capabilities | Agent Interface (MCP / Tool API) Data Marketplace Data Unification / Profile Stitching +2 more | — | Custom | Predictive Scoring / Propensity Audience Activation / Sync | About Amperity |
 Experian Marketing Services 10 core capabilities | Cross-device Matching Data Enrichment Data Unification / Profile Stitching +2 more | — | — | Audience Activation / Sync Ad Targeting / Retargeting | About Experian Marketing Services |
 InfoSum 4 core capabilities | Data Clean Rooms First-party Data Onboarding Identity Resolution / ID Graph | — | Custom_quote | Privacy Compliance (GDPR/CCPA) | About InfoSum |
 LiveRamp 12 core capabilities | Cross-device Matching Data Clean Rooms Data Enrichment +5 more | — | Custom | Ad Targeting / Retargeting Agent Builder / Orchestration | About LiveRamp |
 Merkury (Merkle) 5 core capabilities | Data Clean Rooms Data Unification / Profile Stitching First-party Data Onboarding +1 more | — | — | Ad Targeting / Retargeting | About Merkury (Merkle) |
What to look for in a AWS Entity Resolution alternative
AWS Entity Resolution’s core capabilities — check each alternative for coverage of these before shortlisting:
- Identity Resolution / ID Graph
AWS Entity Resolution alternatives — FAQ
What is the best alternative to AWS Entity Resolution?
Lotame is the closest match among the 8 Identity Resolution alternatives we track. The two records share 7 core capabilities (Cross-device Matching, Data Enrichment). The right choice depends on your existing stack — compare all 8 in the table above.
What should I look for in a AWS Entity Resolution alternative?
AWS Entity Resolution’s core strengths are Identity Resolution / ID Graph. Prioritise alternatives that cover the capabilities you actually use, and that integrate cleanly with the rest of your stack — a replacement that doesn’t connect to your warehouse, CDP, or activation tools isn’t really a replacement.
How much do AWS Entity Resolution alternatives cost?
Pricing varies — alternatives here range across Enterprise, Custom, Custom_quote. Check each vendor’s page for current rates.
Can I compare AWS Entity Resolution and Lotame side by side?
Yes. Drop both onto a canvas in Martech Stack Builder and see how each integrates with your warehouse, CDP, and activation tools — then score them against your actual requirements before deciding.
Compare the rest of the field
Evaluating more than one? These follow the reviewed substitute graph rather than the category shelf, so they cross categories where the tools genuinely compete.
Before you replace AWS Entity Resolution, check what you already own
Teams usually find the overlap is not where they expected. Name the tools you run and the Instant Stack Audit maps which ones duplicate capability — inside Identity Resolution and across the rest of the stack.
Takes about two minutes. Your overlaps and a savings estimate are free — no sign-up. An email address unlocks the costed roadmap.
Browse all Identity Resolution vendors
Stack Builder’s Identity Resolution page compares every vendor we track in this category, with capabilities, pricing, and a head-to-head for the closest pairs.
View all Identity Resolution vendors →Evaluating AWS Entity Resolution alternatives? Do it in your stack’s context.
Drop AWS Entity Resolution and the alternatives onto a canvas, see how they integrate with what you already have, and score them against your actual requirements — not a generic feature list.
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