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Remove Duplicates from CSV Online, Free — No Upload, Runs in Your Browser
Remove duplicate rows from a CSV file instantly. Smart matching catches case and spacing differences a basic dedupe misses. Your file never leaves your brows...
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86 % |
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Sigmera — Clean Your Data in the Browser, No Upload
Free browser-based tools to clean CSV and spreadsheet data. Remove duplicates, standardize phones and emails, and split names without uploading files.
|
85 % |
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RowLoom — Clean and Reformat Messy CSV Files Online
Turn messy CSVs into the format you need — trim whitespace, fix number and date formats, and download a clean file. Free, no install required.
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85 % |
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Data Solution — Clean, validate & match phone leads online
Free online tools for US call centers and lead teams: phone number scrubber, DNC cleaner, database matcher, area-code-to-state lookup, CSV merge & split, and...
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84 % |
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Data Cleaning Tool - Dedupe, Normalize & Merge CSV Files | DataUntangler
Data cleaning tool that dedupes, normalizes and merges messy CSV and Excel files in your browser. Review every proposed change before you accept it.
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83 % |
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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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83 % |
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Remove Duplicates Online — Lines & Text Lists
Effortlessly remove duplicate lines from your text lists. Clean repeated entries online for free and privately in your browser—nothing is uploaded.
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82 % |
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Kramata — Combine Multiple CSV & Excel Files Into One, Cleaned
Combine multiple CSV or Excel files into one clean file in one click. Build the cleanup once, re-run on every new batch. Free, 100% offline, Windows.
|
82 % |
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ListMatchGenie — Upload. Cleanse. Match. Done.
AI-powered data cleansing, matching, and analysis. Compare lists, deduplicate contacts, and find matches in minutes — not hours. Starting free.
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82 % |
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ZeroFluff Tools — Local. Free. No BS.
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82 % |
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Metadata Remover & File Privacy Cleaner | CrockData
Inspect hidden metadata in images, documents, audio, and video files. Review, edit, remove, and download cleaner files privately.
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82 % |
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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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82 % |
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DataLab — Know the quality of your data in seconds
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82 % |
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DataTray — a Windows data utility belt
DataTray opens, converts, dedupes, cleans and compares the CSV, Excel, Parquet and JSON files that break Excel — on your own PC, with no row limit and no upl...
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82 % |
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BigXL | Clean, match and anonymize messy spreadsheets, offline
Desktop data cleaning software for messy spreadsheets of any size. Merge names typed different ways, remove duplicates, combine and compare files, and hide p...
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82 % |
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DataMend — Fix your spreadsheet in 60 seconds
Upload a messy CSV, approve AI-suggested fixes, download clean data. Finds duplicates, fixes formats, standardises names. Free to try — no account needed.
|
81 % |
|
uploads · kshare
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81 % |
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SwiftSave - Free File Converter | No Upload Required
Convert images, audio, video, documents, and spreadsheets in your browser. SwiftSave keeps file conversion private with no account required.
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81 % |
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SortNGo — Automated Data Sorting & Distribution. Built for Compliance.
Automated data sorting and distribution. Schedule recurring jobs, match rows against your roster, deliver personalised output per recipient. Connect Dropbox,...
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81 % |
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FileKiln - File & Data Converters, Nothing Uploaded
Free converters and text tools that run entirely in your browser. YAML, JSON, CSV, Base64, diff, word count, Markdown, cron, regex. Nothing uploaded.
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81 % |
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