No installation. No sign-up.

Spend less time
on repetitive work.

A practical collection of free tools for documents, data, development, images, and everyday tasks. Everything runs directly in your browser.

Processed inside your browser

Quick conversion example

ORDER_ITEM_COUNTorderItemCount
17free tools
0installations
100%local processing

Popular tools

Enter your content, run the tool, and copy the result.

Your pasted content is not sent to our server.

Tools run locally in your browser, and Baro Tool does not store your input.

How it works →

All tools

Choose the tool you need

More practical tools will be added over time.

₩+Finance

Deposit & Savings Interest Calculator

Estimate gross interest, tax, net interest, and maturity value.

Open tool
APRFinance

Loan Interest Calculator

Compare monthly payments and total interest by repayment method.

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AIAI

AI Prompt Generator

Turn your goal and requirements into a ready-to-use AI prompt.

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QRImage

QR Code Generator

Create a scannable QR image from a URL or text.

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TXTText

Character & Byte Counter

Count characters, words, lines, and UTF-8 bytes instantly.

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IMGImage

Image Compressor & WebP Converter

Reduce image size and convert between JPG, PNG, and WebP.

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PDFDocument

PDF Merge & Split

Merge several PDFs or extract selected pages into a new file.

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AaText

Camel Case Converter

Convert uppercase or underscore-separated names to camelCase in bulk.

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SQLDeveloper

SQL Formatter

Format complex SQL into a cleaner, easier-to-read structure.

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{}Developer

JSON Formatter & Validator

Validate JSON syntax and format it with readable indentation.

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Document

Text Diff Checker

Quickly find lines that changed between two text versions.

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●●Security

Privacy Data Masker

Hide parts of emails, phone numbers, IDs, and card numbers.

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D+Calculator

Date & Duration Calculator

Calculate elapsed days, inclusive days, weekdays, and weekends.

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CSVData

CSV Cleaner

Remove blank rows and extra spaces while checking CSV columns.

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DB+Developer

INSERT SQL Generator

Convert CSV rows into multiple SQL INSERT statements.

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Text

Duplicate Line Remover

Remove duplicate lines while keeping the original order.

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A→BText

Bulk Text Replacer

Apply multiple find-and-replace rules in sequence.

Open tool

How it works

Three simple steps.

  1. 01Choose a tool

    Pick the tool for your task.

  2. 02Add your content

    Paste text, data, or select a file.

  3. 03Use the result

    Copy or download the finished output.