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Teyong Liuleft a comment
Hey Product Hunt, Every "AI CSV tool" I tried kept doing one of two things: hallucinating totals or wanting to upload my files. For a bank reconciliation, a hallucinated total isn't a typo — it's a compliance problem. So I built SheetPair as an explicit counter-positioning: deterministic CSV/Excel reconciliation that runs entirely in your browser. No AI in the match path. Same two files always...
SheetPairDeterministic CSV/Excel reconciliation. No AI, no uploads.
Deterministic CSV and Excel reconciliation. Upload two files, map key columns, and see every match, difference, and missing row in seconds.
No AI in the match path — same files always produce the same result. Auditable and reproducible. All processing runs in your browser via Web Workers, so your data never leaves your machine.
Exact + Jaro-Winkler fuzzy + numeric tolerance matching. Export to CSV or Excel. Free for 3 comparisons/month, up to 1,000 rows. No signup.
SheetPairDeterministic CSV/Excel reconciliation. No AI, no uploads.