Best Unclaimed Property Software for Windows

For over four decades, Sovos has helped organizations of every size meet their tax and regulatory obligations with confidence. Our cloud-native compliance platform handles the full spectrum of requirements — from indirect tax and e-invoicing to information reporting and unclaimed property — across more than 19,000 jurisdictions worldwide. Half of the Fortune 500 rely on Sovos. With three billion transactions processed annually, a 400-member partner ecosystem, and a presence spanning the Americas and Europe, we deliver the scale and expertise that complex compliance demands. Beyond our enterprise offering, the Sovos family of eCommerce brands makes professional-grade compliance accessible to smaller organizations: TINCheck validates taxpayer identification numbers in real time against IRS, OFAC, and Death Master File data. Monthly plans begin at $19.95 with prepaid and high-volume options available. eFileMyForms handles eFiling for 1099, W-2, ACA, 1042-S, and CA 592-B forms on a pay-per-form basis — no subscriptions required. Per-form rates drop as low as $1.19 for high-volume orders. ReportMyUP automates unclaimed property reporting across all 50+ states with NAUPA-compliant outputs and direct eFile capability. Annual plans begin at $299, with a 7-day trial included. 1099Pro is a full-featured cloud platform for 1099, W-2, 1098, and 1042 filing, supporting 15+ form types with built-in TIN validation and corrections. Annual plans start at $449 with no setup fees. Aatrix delivers W-2 and 1099 eFiling through direct integrations with Sage, NetSuite, Acumatica, and 30+ other platforms. Pricing is per filing with no annual commitment. All products are backed by Sovos Compliance, LLC.