The latest from Row Zero.
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2025-03-10 // Tom Ward, Software and Analytics Consultant
Look up NPI data in a spreadsheet. Work with the National Provider Identifier database and Medicare provider enrollment data as a free NPI registry lookup.
Read more →2025-02-28 // Mark Tressler
Use our free spreadsheet of population by country and U.S. states, cities, and ZIP codes to calculate market penetration by location using standard codes.
Read more →2025-02-18 // Greg Gates, Software Engineer
An explanation of pivot tables by way of their similarity to the group by operation.
Read more →2025-02-12 // Tom Ward
Analyze Stripe MRR data using a template in Row Zero. Simply export Stripe data and import into the Stripe template spreadsheet to forecast MRR growth.
Read more →2025-02-12 // Mark Tressler
Spreadsheet of all U.S. Zip Codes to State, County, Town, and Metro. Free zip code lookup from Row Zero. Explore ZIP code demographics and population data.
Read more →2025-02-11 // Mark Tressler
See how to open AWS Cost and Usage Reports in a spreadsheet. Row Zero makes it easy to open large AWS data exports to track and analyze AWS charges and usage.
Read more →2025-02-10 // Nick End, Founder
Row Zero makes it easy to open large CSV files online for free in a big data spreadsheet. Open CSV files up to 1 billion rows and filter, sort, pivot, and chart.
Read more →2025-02-03 // Mark Tressler
See how to use COUNTIFS function and explore COUNTIF examples from simple to advanced COUNTIFs, COUNTIF OR vs AND, pivot table countifs, and COUNTIFS on big data.
Read more →2025-01-28 // Mark Tressler
Explore 10 common CSV errors to troubleshoot why a CSV file won't import correctly. Explore the limits of CSV files and see how to open big CSV files.
Read more →2025-01-28 // Mark Tressler
See how to highlight and remove duplicates in a big file and show and count unique values with pivot tables, conditional formatting, and formulas in Row Zero.
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