NovaKit

Free Online Tools

Use free online tools for images, PDFs, SEO, developer utilities, unit converters, calculators, text, QR codes, encryption, audio, and video.

IMGImage ToolsCompress, resize, crop, convert, watermark, and edit images.→PDFPDF ToolsMerge, split, convert, edit, protect, and organize PDF files.→AUDAudio ToolsCut, join, convert, boost, merge, and change audio speed locally in your browser.→VIDVideo ToolsCompress, convert, resize, rotate, merge, mute, create GIFs, extract audio, and inspect metadata locally in your browser.→FINFinance ToolsCreate invoices, receipts, estimates, calculators, and planning documents.→QRQR & Barcode ToolsGenerate QR codes, read QR codes from images, and create barcodes.→SEOFree SEO Tools for Google, Technical SEO & WebsitesPreview Google snippets, check meta tags, generate XML sitemaps, test robots.txt, inspect redirects, HTTP headers, schema markup, hreflang tags, UTM links, and keyword density.→CNVUnit Converter OnlineFree measurement converter and calculator for length, weight, temperature, area, volume, speed, time, data size, fuel economy, cooking units, pressure, energy, shoe sizes, ring sizes, currency, time zones, and number bases.→TXTText & Content ToolsCount, clean, convert, diff, sort, preview, and generate text content.→DEVFree Online Developer ToolsFormat JSON, test regex, parse URLs, calculate CIDR ranges, inspect user agents, convert timestamps, generate UUIDs, and search developer commands in your browser.→LIFELife ToolsUse everyday calculators for dates, time, health references, loans, and currency.→ENCEncryption ToolsHash, encrypt, decode, check passwords, and process JavaScript in the browser.→

Tool guide

How to use Free Online Tools

Overview

Use free online tools for images, PDFs, SEO, developer utilities, unit converters, calculators, text, QR codes, encryption, audio, and video. This guide explains a practical way to check the result before you use it.

How to use it

Open Free Online Tools and prepare a copy of the input you want to process.
Paste the data, code, URL, expression, or lookup value required by the utility.
Choose the relevant parser, formatter, converter, or lookup option and run it.
Inspect the returned value or generated output before copying it into a project.

Example

Use a small non-sensitive test value, verify the result manually, then repeat with your real development input.

Before you use the result

The utility runs in the browser where possible; never paste production secrets, private keys, or credentials into a convenience tool.
Tool output can help with debugging but must be validated against your runtime, documentation, and security requirements.

FAQ

Questions people ask

What does Free Online Tools do?

Use free online tools for images, PDFs, SEO, developer utilities, unit converters, calculators, text, QR codes, encryption, audio, and video.

How do I use Free Online Tools?

Paste the data, code, URL, expression, or lookup value required by the utility. Choose the relevant parser, formatter, converter, or lookup option and run it.

How should I check the result?

Inspect the returned value or generated output before copying it into a project.

Is an account required?

No. NovaKit tools are available for direct use without creating an account.

How is my input handled?

The utility runs in the browser where possible; never paste production secrets, private keys, or credentials into a convenience tool.

What should I keep in mind?

Tool output can help with debugging but must be validated against your runtime, documentation, and security requirements.

What is a safe Free Online Tools example?

Use a small non-sensitive test value, verify the result manually, then repeat with your real development input.

Can I keep a copy of the result?

Where output is generated, use the page’s copy, download, print, or export controls and keep the original input until you have verified the result.