Skip to content
BigXL
Desktop
Big Files
Assistant
Redaction
Compare
Blog
Pricing
Support
Download
Big Files (50 GB+)
⌘J Assistant (Local SLM)
PII Redaction
Feature Comparison
Blog
Pricing Plans
Support & FAQ
Download Desktop App
Engineering & Data Insights
Files too big for Excel.
What breaks in traditional spreadsheets, why it breaks, and how we engineer around it offline.
17 Sept 2026
What to do when Excel crashes on a large CSV file
Why Excel freezes, hangs or truncates on big CSV files, what the row limit really is, and five ways to open the file anyway.