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

A unified, OpenAI-compatible gateway to every major LLM provider. One endpoint, one key, one bill - with automatic routing and failover.

Key boldrouter features:

AI-Powered Routing Automation Capabilities Scalable for Growing Teams Integration Potential

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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)

Clean CSV, TSV and Excel spreadsheets: build a cleaning plan, review changes, and export. Free tier available; Pro is $1/month.

freemium $1 / Monthly

Fuzzy match, highlight and remove duplicates from your datasets.

Key Flookup features:

No limits on rows processed Fuzzy matching Removing duplicates Highlighting duplicates

freemium $39 / One-off ("Activates One Seat.")

Split names, fix phone numbers and emails, and remove duplicates in CSV or Excel contact lists. Free up to 100 rows. Your file is never uploaded.

Key TidyRow.app features:

Private by design Global phone formatting CRM-ready columns

freemium $7 / One-off (Per file. Free up to 100 rows; 30-day pass $15)

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)

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

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

Data Ladder is a data quality software helping business users get the most out of their data through data matching, profiling, deduplication.

Key Data Ladder features:

Comprehensive Data Integration Advanced Data Matching User-Friendly Interface Scalability