Best Data Cleaning Products in 2026

Upload messy CSV or Excel files, detect duplicates, missing values, date issues, and export clean results online.

Key CleanCSV AI features:

AI-Powered Data Cleaning Easy to Use Time-Saving No Software Installation Required

EcomIQX scores every product in your catalog on content health, keyword coverage and AI search visibility, then rewrites the weak ones in your brand voice.

Key EcomIQX features:

Free Catalog Audit Catalog Health Scoring AI Content Enrichment AI Visibility Tracking

Try for free freemium Sponsored

The cloud spreadsheet built for big data.

Key Gigasheet features:

Max Rows Max File Size Sales Intelligence Enrichments Automation API

freemium $95 / Monthly (annual and team discounts available)

Clean, transform and prepare CSV & Excel files in seconds.

Key FactsPrep CSV Cleaner features:

CSV & Excel Support Data Cleaning Duplicate Removal Data Filtering

freemium $9 / Monthly (Pro plan)

Remove duplicate rows from a CSV file instantly. Smart matching catches case and spacing differences a basic dedupe misses. Your file never leaves your browser, nothing is uploaded to any server.

Key Clean My CSV features:

Simplicity Time-saving for basic tasks Accessibility Lower barrier to entry

freemium $4.99 / One-off (Unlimited rows)

Clean messy CSV files in seconds.

Key CSV Cleaner features:

CSV Upload Instant Data Preview Duplicate Removal Trim Whitespace

freemium $4 / One-off (Unlimited Day Pass)

CSV to Excel that keeps leading zeros — in your browser.

free

Clean bank statements, reconcile GST 2B and export to Tally. Built for Indian CAs and accountants.

Key ClearLedger.co.in features:

Bank Reconciliation GST 2B Matching Data Cleaning Features Payslip Generation

Open Source free

Opens, cleans and reshapes CSV, Excel, ODS and Parquet files too big for Excel, entirely on your own computer in your browser. Nothing is uploaded and no code is needed.

Key TableRune features:

Opens files too big for Excel Data cleaning Column tools and formulas Summarize and pivot

freemium $12 / Monthly (3 Devices)

Clean, deduplicate and merge Excel and CSV files in your browser with AI. See every change the AI made cell by cell, and use the core workspace free with no signup.

Key DataSort features:

AI cleaning What the AI fixed Duplicate removal AI Assistant

freemium $2.99 / One-off (Day Pass, 24 hours of Mid)

Free browser tools for employee data: clean a broken HRIS export, compare two rosters, find duplicates, and work out turnover, tenure, compa-ratio and pay gaps with the math shown. No account, no uploads, no tracking of any kind.

Key HR Utilities features:

Privacy No Registration Data Cleaning

free

Desktop app that checks field survey data the moment it syncs from SurveyLoopr, SurveyCTO, ODK or KoboToolbox, with a local AI and logged, reversible corrections.

Key ARCED DataFlow features:

Local AI Stata do-file Survey platforms

paid Free Trial $19 / Monthly (Per seat; or $99 a year with 5 seats)

Clean and validate spreadsheets — CPF/CNPJ, phone, and email — in one click.

Key Zolyx.com.br features:

Presença Digital Estabelecida Interface em Português Foco no Mercado Local Possível Variedade de Produtos/Serviços

paid Free Trial $9.79 / Monthly (R$49.90/mo BRL — price shown in local currency on site)

Fuzzy match, highlight and remove duplicates from your datasets.

Key Flookup features:

No limits on rows processed Fuzzy matching Removing duplicates Highlighting duplicates

paid Free Trial $19 / One-off ("Activates One Seat.")