Compare two CSV files in your browser. Match rows by key, find mismatches, missing records and duplicates, then export the results. Private By Design.
About StyxReconcile
StyxReconcile is a local-first CSV reconciliation tool that compares two CSV files directly in your browser. Match rows by key, find missing records, mismatched values, and duplicate keys, then export your results. Your CSV data stays in your browser instead of being uploaded to our service. Built for anyone who needs to compare data without manually checking spreadsheets.
Try it: https://styxreconcile.in
Try it: https://styxreconcile.in
✓ VerifiedOct 12, 2026
🏷️ Get an embeddable badge for StyxReconcile
Show it off on your own site — updates automatically, links back here.
Reviews
No reviews yet — be the first to share your experience.
Similar tools
DemoDataWorks
Industry demo databases and BI starter packs, plus a configurable data generator
Northline Sheets
Free CSV QA sample + US$19 USDT offline CLI — no subscription
DistroHound
Find the channels your SaaS is missing
CostRift
Compare supplier prices and protect margins in your browser
Atracker
Professional tracker for media buying and paid traffic
CurrentCheck — Traffic Triage
Find pages losing Google Search clicks using two CSV exports