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Dupe Fixer - Deduplicate and match spreadsheets
Find duplicates within one spreadsheet or match records across two. Upload CSV or Excel files, review matches, and export your results.
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82 % |
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Compare Excel & CSV Files Online | Rowwise
Compare Excel or CSV files by row, review every difference, exclude columns, and export results to Excel with yellow highlights or to CSV.
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82 % |
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Merge Excel & CSV Files by Matching Columns | RowPair
Match and merge two Excel or CSV files without VLOOKUP. Review duplicates, missing rows, and ambiguous matches before downloading a clean spreadsheet.
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80 % |
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Excel Duplicate Remover
Remove duplicate rows from an Excel, CSV, or TSV file in your browser. Review exactly which rows match and why, then download a clean file and audit copy.
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80 % |
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Spreadsheet problems, solved | Row Remedy
Practical spreadsheet and CSV fixes, with small example files and clear explanations for Excel, Google Sheets, and everyday data work.
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80 % |
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CSV QC — Inspect your data locally
Inspect CSV files locally for missing values, duplicate rows, inconsistent types, date issues, and numeric outliers. No upload or account required.
|
79 % |
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Compare My Sheets — Find differences between two spreadsheets instantly
Compare two spreadsheets instantly. Upload any two Excel or CSV files and Compare My Sheets finds missing rows, mismatches, and duplicates in seconds. No sig...
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79 % |
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CSV Close Check — Business, Developer & File Tools
Free practical tools for business, developers and everyday files: plan invoice follow-up, check billing access and compare CSV records locally.
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79 % |
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Maplesheet — Everyday Excel Tools for Finance, Accounting & Office Teams
Free online Excel tools for everyday office work: compare two workbooks cell by cell, find duplicate rows and invoices, clean up messy ERP and bank exports,...
|
78 % |
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Filter Excel and CSV files by describing what you want
Change a spreadsheet by writing the change in plain language: filter rows, drop columns, deduplicate, split across tabs. Your file is processed on our own se...
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78 % |
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Free Excel and CSV tools for clear answers - Spredo
Free tools to compare Excel and CSV files, find missing rows, and reconcile exports. Get clear, export-ready answers with no signup required.
|
78 % |
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Free CSV validator and repair tool · IndieCSV
Inspect one CSV for delimiter, quoting, and uneven rows, then preview repairs and export CSV or JSON locally.
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78 % |
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Tabulay: CSV editor and viewer for Mac, large files too
A free CSV editor for Mac, millions of rows included. Tabulay Pro adds eight tools for $1.99/month. Eligible subscribers get a 14-day free trial.
|
78 % |
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MegaRows: Private Toolbox for Large CSV & Excel Files
Plot, count and merge huge CSV, Excel and JSON files right now: millions of rows, zoomable charts, nothing uploaded. Free, no account needed.
|
78 % |
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Compare CSV Files Online — Free CSV Diff Tool · csvdiff.app
Free browser-based CSV toolkit: diff two CSVs side by side, open a single file in a fast viewer, and clean it up with color rules, fill blanks, bulk replace,...
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77 % |
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flowingTable – Free Online Spreadsheet & CSV Toolkit | No Code Required
Clean, filter, merge, sort and transform any CSV or Excel file directly in your browser — no signup, no Excel, no Python. 15+ free data tools for analysts, r...
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77 % |
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Compare Two Lists Online — Free List Diff & Deduplication Tool
Compare two lists online to find duplicates, matches, and missing items instantly. Reconcile CSV columns, remove duplicate lines, and clean text datasets 100...
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77 % |
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Files Matching and Comparison Tool
|
76 % |
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SyncroMatch｜轻量级在线数据核对工具
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76 % |
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SheetPeek — open huge CSV, Excel and JSON files locally
Open, filter, profile and compare huge CSV, Excel and JSON files in your browser. Nothing is uploaded — millions of rows stay on your device.
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76 % |
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