UKG (Ultimate Kronos Group) was formed in 2020 from the merger of Ultimate Software and Kronos Incorporated, two long-standing players in the HR and workforce management space. The combined company offers UKG Pro for enterprise organizations and UKG Ready for mid-market businesses. UKG Pro covers core HR, payroll, benefits administration, talent management, time and attendance, scheduling, and workforce analytics in a single platform. The system supports payroll across 160+ countries through its One View global payroll offering, handles 8,000+ U.S. tax codes, and provides automated tax filing at federal, state, and local levels.
The platform has genuine strengths in payroll processing, workforce management, and time tracking, areas inherited from Kronos decades of experience. Employee self-service tools reduce administrative burden, and the reporting engine is powerful once properly configured. However, UKG carries the baggage of being built through acquisitions, which means the user experience is not always consistent across modules.
Customer support is a persistent weak spot, with many users reporting slow ticket resolution, inconsistent guidance, and difficulty reaching knowledgeable representatives. Implementation timelines regularly stretch beyond expectations, sometimes exceeding a year for full deployment. The mobile app receives mixed feedback for navigation issues. Pricing is not transparent and requires a custom quote, and total cost of ownership can climb quickly once implementation fees and add-on modules are factored in.
- Mid-to-large enterprises with 1,000+ employees that need a unified platform for payroll, HR, workforce management, and talent across multiple locations or countries.
- Small businesses and startups that need a simple, affordable payroll solution. Organizations under 500 employees will find UKG overbuilt and overpriced. Companies that need fast implementation or strong customer support should look elsewhere.
- Unified platform bringing payroll, HR, time tracking, and benefits into one system with strong reporting.
- Employee self-service portal reduces HR workload for pay stubs, PTO, and personal info.
- Best-in-class workforce management and time tracking backed by decades of Kronos expertise.
- Customer support is widely criticized as slow, inconsistent, and difficult to reach.
- Implementation is long and painful, often exceeding a year, with heavy reliance on consultants.
- Inconsistent user experience across modules due to acquisitions, with some areas feeling outdated.
Pricing is not publicly listed and requires a custom quote. Estimated range is $27-$37 per employee per month depending on company size and modules. One-time implementation fees typically run 30-70%% of annual software cost. Contracts are usually annual or multi-year.
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