MailXaminer is a product developed and maintained by SysTools Inc., a software company founded in 2007. The product is an email forensic investigation and analysis tool designed for the documentation, examination, analysis, and reporting of email evidence. MailXaminer is positioned as an eDiscovery toolkit, targeting investigators, forensic professionals, legal teams, law enforcement, and enterprises that require the ability to collect, examine, and present email data as evidence. The tool supports workflows around digital forensic investigations involving email communications. SysTools Inc. operates across several software solution categories, including data recovery, backup solutions, and email forensics. MailXaminer represents the company's primary offering in the eDiscovery and email forensics space. The platform is available under a subscription plan model. The tool is designed to handle the full lifecycle of email evidence processing: from acquisition and analysis through to formal reporting. This positions it as a utility for both technical forensic examiners and legal or compliance professionals who need structured, documented output from email data sources. The company has also publicly addressed the use of its tooling in cases involving child safety and the detection and prosecution of CSAM (Child Sexual Abuse Material), indicating applicability in law enforcement and legal investigation contexts.