LSEG World-Check One vs OpenSanctions

LWLSEG World-Check One9.1Visit OpenSanctions7.9Visit

Higher score LW LSEG World-Check One #2 in Sanctions Screening Software 9.1/10 7-day trial Free trial✓ 5 of 5 features Visit LSEG

vs

OpenSanctions #12 in Sanctions Screening Software 7.9/10 Free plan · 30-day trial Free planFree trial✓ 5 of 5 features Visit OpenSanctions

• LSEG World-Check One fits best

  Large regulated organizations

• OpenSanctions fits best

  Cost-conscious developers and data teams

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Side by side

Feature	LWLSEG World-Check One 9.1/10 Visit ↗	OpenSanctions 7.9/10 Visit ↗
At a glance
Editor score	9.1	7.9
Ranking	#2 in Sanctions Screening Software	#12 in Sanctions Screening Software
Best for	Large regulated organizations	Cost-conscious developers and data teams
Pricing model	Paid	Free plan + paid
Starting price	—	€0.10/unit usage-based
Free plan	—	✓ (best)
Free trial	7 days	30 days
Free trial length	7 days · no card needed	30 days
Deployment	Cloud, Browser extension	Cloud, Self-hosted
Platforms	Web	Web
Support	Live chat, Docs · 24/7	Email, Community, Docs
Compliance	GDPR	ISO 27001
Integrations	1 integrations	1 integrations
Built for	Small business, Mid-market, Enterprise	Small business, Mid-market, Enterprise
Features LSEG World-Check One 5/5 · OpenSanctions 5/5
PEP screening	✓	✓
Ongoing monitoring	✓	✓
Transaction screening	✓	✓
API access	✓	✓
Batch screening	✓	✓
Specs
List management	Selectable	Selectable
Our review
Pros	Combines sanctions, PEP, adverse-media and ongoing monitoring Supports batch screening, case management and transaction screening Offers REST/JSON API access, Salesforce integration and a seven-day trial	Free non-commercial access and €0.10-per-query API pricing Batch matching, selectable datasets, and continuous monitoring support Bulk downloads and self-hosted matching API deployment
Cons	Paid pricing is not displayed publicly Tier 1 and Tier 2 each allow access for up to 3 users Usage-point allocation requires planning across screening and monitoring	Workflow features are less extensive than the core data and API tools In-house screening and redistribution licenses require a quote Commercial API costs increase with query volume
Our verdict	LSEG World-Check One is a sanctions and customer-risk screening platform for financial institutions, fintechs, corporate compliance teams and other regulated organisations. It covers sanctions and politically exposed person screening,… Read the review →	OpenSanctions provides structured data for sanctions, politically exposed persons, enforcement watchlists, and related risks. It is designed for developers, data teams, compliance workflows, investigative products, and research use cases… Read the review →

Strengths and trade-offs

• LSEG World-Check One — where it wins

  • Combines sanctions, PEP, adverse-media and ongoing monitoring
  • Supports batch screening, case management and transaction screening
  • Offers REST/JSON API access, Salesforce integration and a seven-day trial

  Where it doesn't

  • Paid pricing is not displayed publicly
  • Tier 1 and Tier 2 each allow access for up to 3 users
  • Usage-point allocation requires planning across screening and monitoring

• OpenSanctions — where it wins

  • Free non-commercial access and €0.10-per-query API pricing
  • Batch matching, selectable datasets, and continuous monitoring support
  • Bulk downloads and self-hosted matching API deployment

  Where it doesn't

  • Workflow features are less extensive than the core data and API tools
  • In-house screening and redistribution licenses require a quote
  • Commercial API costs increase with query volume

• LWLSEG World-Check One9.1/10 · 7-day trial

  A broad screening and monitoring suite for regulated organizations with API and case workflows.

  Visit LSEGFull verdict →
• OpenSanctions7.9/10 · Free plan · 30-day trial

  A flexible, developer-focused screening data platform with usage-based commercial API pricing.

  Visit OpenSanctionsFull verdict →