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KC

Katherine Cullen

Business Software Analyst

Chicago, IL

Katherine Cullen is a former CPA turned tech reviewer. After spending 5 years in corporate accounting, she realized her true passion was helping small businesses find the right tools to succeed.

She specializes in accounting software, payroll systems, and productivity tools. Her reviews are known for their technical depth and practical application scenarios.

Katherine believes that the right software stack can transform a struggling business into a thriving one.

Expertise

Accounting Software

Editorial Standards

Estimaze is committed to independence and transparency. All reviews by Katherine Cullen are based on rigorous testing and research. We may earn a commission from partner links, but this never influences our ratings.

Latest from Katherine

4 Articles

Accounting•November 02, 2024

QuickBooks Online vs. Xero: The Ultimate Showdown

We break down the features, pricing, and usability of the two giants in small business accounting.

Reviews•October 20, 2024

FreshBooks Review 2026: Best for Freelancers?

Is FreshBooks still the king of invoicing for self-employed professionals? We put it to the test.

Guides•September 15, 2024

5 Signs You've Outgrown Your Spreadsheet

Knowing when to switch from Excel to dedicated accounting software can save you hours of headaches.

HR & Payroll•August 30, 2024

Best Payroll Software for Small Businesses

Ensure your team gets paid on time and you stay compliant with these top-rated payroll solutions.