Marketplaces &


Reduce Fraud, Increase Trust

Peer-to-peer marketplaces and online classifieds are rapidly transforming the global economy. Whether you’re connecting people for a job, a meal, a ride, a bed, or a task, you’re responsible for preserving the trust and safety of your marketplace. Bad actors can turn your marketplace into a ghost town.

Combining the powers of human intuition and machine learning, Simility surgically and proactively roots out the bad guys, so you can focus on growing a thriving marketplace. Simility provides an all-in-one solution that can tackle the diverse problems that marketplaces and classifieds face, from fake account creation and counterfeit scams to fake reviews and payment fraud.

What Fraud Problems Can Simility Tackle?


Fraudsters create fake accounts at scale.
More importantly, they do so by creating
sleeper accounts and know how to
cover their tracks.


Counterfeiters, fake listings, scraped content, “work from home” scammers, and online fraudsters find new ways to steal from your customers.


Fraudsters use stolen cards to buy from legitimate sellers. Marketplaces are left holding the bag for chargebacks.


Fraudsters create fake buyer accounts to use stolen credit cards to funnel money to fake seller accounts.


Fake reviews, fake comments, fake followers are ways to create fake traction or build fake credibility.


Fraudsters often abuse marketing programs meant to incentivize new user sign-ups via referrals and promotions.

Why Simility?

Detection Combines Machine
Learning And Manual Rules

  • Adaptive machine learning models customized for your use case that evolve as fraud evolves.
  • Create, edit and test new rules in minutes instead of weeks with our easy to use rules UI.
  • Auto-tuning of rules based on rejected transaction information.
  • Mobile app or browser; in-session monitoring detects suspect activity.

Device Recon Uncovers Similar Fraudsters

  • Identify unique devices, mobile or desktop, by their device fingerprints.
  • In-session monitoring detects suspicious activity as users navigate your site or use your app.
  • Device fingerprinting with fuzzy matching ensures that devices are identified even though fraudsters may try to evade detection.

Data Visualization-Enabled Human Analysis

  • Visual graph analysis allows analysts to link sellers, buyers, and transactions via entities like emails and IP addresses, saving weeks of manually working through spreadsheets.
  • Personalized case management, flexible UI and activity dashboards highlight relevant information for fraud analysts, reducing manual review time by up to 80%.

Data Scientist-As-A-Service

  • Our Data Scientists provide you the option to extend your team, on an “as-needed” basis.
  • Data Scientists help with model building, tuning, governance and validation. Fraud trends change over time, and this option keeps your models performing at optimum levels.

Quick Start

  • Get started within hours by pasting a line of JavaScript and/or integrating our mobile SDKs.
  • Use out of the box, predefined models ready to combat the most common types of marketplace and classified fraud problems.

Case Study – Crowdfunding Marketplace

The largest global site for fundraisers helps individuals, groups and nonprofits raise money online to make their ideas a reality through crowdfunding. As the site grew and needed a partner in safeguarding its community’s trust and ensuring its users had a positive and safe experience when buying or selling, it turned to Simility. Learn more…

Related Resources

The Big Picture: Fraud In 2020
Solution Guide
Protect Against Account Takeover
Case Study
Simility Helps Blacktag Reduce Chargebacks and Increase Conversion Rates
Machine Learning Marvels
Travel Industry eBook

Shall We Get Started?

Get your personal demo of Simility today.