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Symmetry Tax Engine vs Tax1099

Symmetry Tax Engine

symmetry.com

Tax1099

tax1099.com

Side by side

FigureSymmetry Tax EngineTax1099
Price from—$20.75/mo
Free plan—Yes
Free trialYes—
Open source——
WebYesYes
WindowsYes—
macOSYes—
LinuxYes—
iOS—Yes
Android—Yes
APIYesYes
Self-hostedYes—
Plans published15
Spec score · Tax Compliance Software8.2 (#16)9.0 (#5)
Founded19842010
Free planNoYes
HeadquartersScottsdale, Arizona, United StatesFayetteville, Arkansas, United States
IntegrationsThe Web API supports secure HTTPS with JSON and XML, while the SDK offers interfaces including C/C++, Java, .NET, .NET Core, and Delphi.Tax1099 advertises more than 12 no-code connections, including QuickBooks, ZohoBooks, Oracle NetSuite, Excel and Xero.
PurposeSymmetry Tax Engine is a gross-to-net payroll tax calculation engine for building, embedding, and scaling payroll platforms.Tax1099 is an IRS-authorized e-filing and compliance platform for informational returns and other compliance data.
SupportSymmetry says support includes help with tax accuracy, jurisdiction questions, API and SDK integrations, onboarding, and filing guidance.Live chat support is listed Monday through Friday from 8:30 AM to 6:00 PM Central Time, with 24/7 support available during tax season.

Plans

Symmetry Tax Engine

  • Symmetry Tax EnginePriced on request

Symmetry Tax Engine pricing →

Tax1099

  • EssentialFree
  • Teams$249 a year
  • Scale$349 a year
  • Form eFiling$2.99, paid once
  • IRS eFile volume pricing$2.99, paid once

Tax1099 pricing →

In their own words

Symmetry Tax Engine

Symmetry Tax Engine calculates gross-to-net payroll taxes for software platforms, payroll providers, employers, and payment companies. It covers federal, state, local, and employer taxes across all 50 U.S. states, U.S. territories including Puerto Rico, and Canada, with calculations for more than 7,000 jurisdictions. Listed tax types include federal withholding, FICA, paid family and medical leave, unemployment and disability taxes, benefits and pre-tax benefit rules, and local taxes such as city, county, school district, and municipality taxes. Deployment is available as a hosted Web API or an on-premise SDK installed in a customer’s environment. The API supports JSON and XML; the SDK supports Windows, Linux, and macOS, with interfaces including C/C++, Java, .NET, .NET Core, and Delphi. The paid product has no free plan, offers a trial by contacting Symmetry, and has pricing on request. Symmetry is headquartered in Scottsdale, Arizona, and was founded in 1984.

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Tax1099

Tax1099 is an IRS-authorized e-filing and compliance platform for informational returns and related compliance data, available on the web and through an API. Listed forms include 1099, W-2, payroll, ACA, 1098, 1042, tax-exempt, and other forms. Filing supports the IRS, SSA, and states participating in the Combined Federal State Filing program. The platform lists corrected or void forms, scheduled filing, rejected-form resubmission, recipient copy downloads, reports, and AI-assisted e-filing. It offers two-way 1099 data sync with QuickBooks Online, Xero, and BILL, plus import options for QuickBooks Desktop and other services. Security measures listed include encryption, TIN masking, authentication procedures, and annual SSAE-21 Type II audits. The Essential plan is free and charges per form filed. Form e-filing is listed at $2.99, paid once for the first 20 forms, then tiered rates: $2.30, paid once for forms 21–150, $1.31, paid once for 151–500, and $0.68, paid once for 501–1,000; contact for 1,000+. Teams costs $249 a year and Scale costs $349 a year.

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