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All the tools you need, right in your browser

Explore 172 fast, free, and secure tools. Everything runs locally on your device, meaning zero server uploads and complete privacy for your files.

Why our tools run directly in your browser without server uploads

Most online file converters quietly upload your confidential files to their remote cloud servers, run scripts in a distant data center, and leave copies on their drives. We took a fundamentally different engineering path: wikawe runs WebAssembly (Wasm) and native client-side engines directly inside your browser tab. Your computer or mobile phone’s processor does all the work, which means your contracts, financial spreadsheets, patient records, and family photos never leave your device.

Because your files never travel across the internet, there are zero bandwidth bottlenecks, no file queue delays, and no risk of data breaches or leaks. You can merge multi-gigabyte PDFs, compress scanned invoices, format complex JSON trees, convert photos to WebP, or stamp digital signatures in seconds—even when you are on an unstable mobile connection or working completely offline.

Whether you are handling routine daily tasks like converting Word to PDF, running OCR on receipts, calculating GST, or inspecting code with our developer toolkit, every tool is completely free with no subscriptions, paywalls, or forced email signups. Simply pick your tool, drag in your files, and download your finished result with complete peace of mind.

Document & PDF Studio

Merge multiple PDFs into a single file, split out page ranges, compress file sizes for email attachments, and convert between PDF, Word, Excel, and JPG. Annotate, highlight, and sign agreements with zero cloud storage.

Image & Media Processing

Compress high-res photos without visible blur, crop to social media dimensions (16:9, 1:1, 4:5), convert modern WebP images to standard JPG or PNG, split banners into grids, and optimize vector SVGs in your browser.

Developer & Data Utilities

Beautify and validate JSON, XML, YAML, and SQL queries. Convert CSV tables into JSON objects, inspect JWT claims, generate SHA-256 hashes, test regular expressions, and convert cURL terminal commands into Python or JavaScript fetch scripts.

Business & Finance Calculators

Draft professional freelance and corporate invoices, calculate GST tax slabs, plan loan repayments with full EMI amortization schedules, calculate compound CAGR growth, and generate employee salary slips in seconds.

PDF

16

PDF Workspace

All-in-one

Your all-in-one private PDF studio. Compress, merge, split, edit, and sign documents securely in your browser—without ever uploading your files to a server.

100% Client-SideOpen Tool

Wikawe Drive

All-in-one

Your personal, local document operating system. Organize, search, tag, and manage your private file collection right in your browser's memory—no server uploads required.

100% Client-SideOpen Tool

Workspace Layers

Stack and chain your PDF edits. Merge, watermark, and compress PDFs in one go. Keep a perfect history of your edits so you can easily undo steps or restore previous versions instantly.

100% Client-SideOpen Tool

Merge PDF

Combine and organize PDFs effortlessly. Merge multiple documents into a single, clean file using our simple drag-and-drop ordering. Fast, easy, and completely private—no server uploads required.

100% Client-SideOpen Tool

Page Mixer

Interactive visual page mixer. Drag, drop, and rearrange individual pages across different PDF files effortlessly with zero server uploads.

100% Client-SideOpen Tool

Page Management

Complete page organizer. Reorder, rotate, crop, duplicate, extract, and resize individual PDF pages right inside your browser.

100% Client-SideOpen Tool

Split PDF

Extract custom page ranges or break down a multi-page PDF into separate single-page files with zero server uploads.

100% Client-SideOpen Tool

Compress PDF

Smart PDF Compressor. Shrink massive PDF files in seconds without sacrificing quality. Keep your text crisp, vector art sharp, and images clear—all processed safely on your device.

100% Client-SideOpen Tool

OCR PDF

Advanced optical character recognition. Extract editable text and structured tables from scanned PDF documents with zero server uploads.

100% Client-SideOpen Tool

Add Watermark

Add customized text or image watermarks with adjustable opacity, angle, and position across all pages with zero server uploads.

100% Client-SideOpen Tool

Rotate

Rotate all pages or specific page orientations permanently by 90°, 180°, or 270° with zero server uploads.

100% Client-SideOpen Tool

Extract Text

Extract pure text, copy content, or download clean formatted TXT from any readable PDF document with zero server uploads.

100% Client-SideOpen Tool

Batch Process

Batch process hundreds of PDF files simultaneously with automated workflows and conversions.

100% Client-SideOpen Tool

Workflow Automation

Chain multiple PDF actions into reusable automated pipelines with single-click execution.

100% Client-SideOpen Tool

PDF Page Numberer

Stamp page numbers onto PDF headers or footers with customizable position, font size, and numbering styles.

100% Client-SideOpen Tool

PDF Grayscale Converter

Convert full-color PDF documents into clean black-and-white grayscale to reduce file size and save printing ink.

100% Client-SideOpen Tool

Word / Docs

2

Excel

1

Image

39

Smart Image

All-in-one

All-in-one image studio — compress, resize, crop, rotate, and convert JPG, PNG, WebP, SVG, and GIF.

100% Client-SideOpen Tool

Smart Converter

All-in-one

Universal image & PDF converter — convert between JPG, PNG, WebP, GIF, BMP, SVG, and PDF.

100% Client-SideOpen Tool

Extract Images

Extract all embedded high-resolution photos, graphics, and figures from any PDF document with zero server uploads.

100% Client-SideOpen Tool

PDF to JPG

Convert PDF pages into high-quality JPG image files with custom resolution and zero server uploads.

100% Client-SideOpen Tool

JPG to PDF

Convert JPG, PNG, and camera photos into a single organized PDF document with custom margins and zero server uploads.

100% Client-SideOpen Tool

PNG to JPG

Convert PNG to JPG — rename, then download

100% Client-SideOpen Tool

PNG to WebP

Convert PNG to WebP — rename, then download

100% Client-SideOpen Tool

PNG to PDF

Convert PNG to PDF — rename, then download

100% Client-SideOpen Tool

JPG to PNG

Convert JPG to PNG — rename, then download

100% Client-SideOpen Tool

JPG to WebP

Convert JPG to WebP — rename, then download

100% Client-SideOpen Tool

WebP to PNG

Convert WebP to PNG — rename, then download

100% Client-SideOpen Tool

WebP to JPG

Convert WebP to JPG — rename, then download

100% Client-SideOpen Tool

WebP to PDF

Convert WebP to PDF — rename, then download

100% Client-SideOpen Tool

GIF to PNG

Convert GIF to PNG — rename, then download

100% Client-SideOpen Tool

GIF to JPG

Convert GIF to JPG — rename, then download

100% Client-SideOpen Tool

GIF to WebP

Convert GIF to WebP — rename, then download

100% Client-SideOpen Tool

GIF to PDF

Convert GIF to PDF — rename, then download

100% Client-SideOpen Tool

BMP to PNG

Convert BMP to PNG — rename, then download

100% Client-SideOpen Tool

BMP to JPG

Convert BMP to JPG — rename, then download

100% Client-SideOpen Tool

BMP to WebP

Convert BMP to WebP — rename, then download

100% Client-SideOpen Tool

BMP to PDF

Convert BMP to PDF — rename, then download

100% Client-SideOpen Tool

SVG to PNG

Convert SVG to PNG — rename, then download

100% Client-SideOpen Tool

SVG to JPG

Convert SVG to JPG — rename, then download

100% Client-SideOpen Tool

SVG to WebP

Convert SVG to WebP — rename, then download

100% Client-SideOpen Tool

SVG to PDF

Convert SVG to PDF — rename, then download

100% Client-SideOpen Tool

PDF to PNG

Convert PDF to PNG — rename, then download

100% Client-SideOpen Tool

PDF to WebP

Convert PDF to WebP — rename, then download

100% Client-SideOpen Tool

Image Compressor

Reduce image file size by up to 80% without visible loss in sharpness, keeping your site fast and responsive.

100% Client-SideOpen Tool

Resize Image

Change image dimensions by exact pixels or percentage while locking aspect ratios to avoid distortion.

100% Client-SideOpen Tool

Crop Image

Crop photos to custom freeform regions or standard social aspect ratios (16:9, 1:1, 4:5, 9:16).

100% Client-SideOpen Tool

Image Splitter

Slice large photos or banners into custom rows and columns for Instagram carousels and multi-part grids.

100% Client-SideOpen Tool

Rotate Image

Correct photo orientation by rotating 90°, 180°, or flipping horizontally and vertically.

100% Client-SideOpen Tool

Convert PNG ↔ JPG

Swap between PNG with transparency and compressed JPG format with customizable quality levels.

100% Client-SideOpen Tool

Convert WEBP

Convert modern WebP images to universal PNG/JPG formats or convert standard photos into lightweight WebP.

100% Client-SideOpen Tool

SVG Optimizer

Clean bloated SVG files by stripping unused XML namespaces, editor metadata, and redundant path decimals.

100% Client-SideOpen Tool

SVG Viewer

Inspect, zoom, and review raw vector SVG graphics on light, dark, and transparent checkered backgrounds.

100% Client-SideOpen Tool

Image to Base64

Convert image files into Base64 data URIs for embedding directly into HTML, CSS, or JSON payloads.

100% Client-SideOpen Tool

Base64 to Image

Decode raw Base64 strings or data URLs back into downloadable PNG, JPG, or WebP image files.

100% Client-SideOpen Tool

Favicon Generator

Turn any image or logo into a complete package of multi-size PNG and ICO favicons with HTML tags.

100% Client-SideOpen Tool

Presentations

1

Editors

10

AI

6

Security

6

Data

33

Smart Editor

All-in-one

Universal developer data editor & formatter — format, minify, validate, and convert JSON, XML, YAML, CSV, and SQL.

100% Client-SideOpen Tool

Diff Checker

Side-by-side visual text difference checker — compare two texts, code snippets, or documents with inline diff.

100% Client-SideOpen Tool

JSON Formatter

Format and beautify minified JSON with customizable 2-space or 4-space indentation and syntax color coding.

100% Client-SideOpen Tool

JSON Validator

Validate JSON documents with precise line and column error indicators to catch syntax issues instantly.

100% Client-SideOpen Tool

JSON Minifier

Strip all unnecessary whitespace and newlines from JSON data to minimize network payload size.

100% Client-SideOpen Tool

JSON Viewer

Explore deeply nested JSON hierarchies with collapsible nodes, search filtering, and key-value path copying.

100% Client-SideOpen Tool

JSON ↔ YAML

Bi-directional converter between JSON data and clean, readable YAML configuration syntax.

100% Client-SideOpen Tool

JSON ↔ XML

Transform structured JSON objects into well-formed XML trees and vice versa.

100% Client-SideOpen Tool

JSON ↔ CSV

Convert arrays of JSON objects into tabular CSV spreadsheets or parse CSV rows into JSON.

100% Client-SideOpen Tool

JSON Diff

Compare two JSON objects side-by-side with color-coded additions, removals, and value modifications.

100% Client-SideOpen Tool

JSON Path Tester

Test and debug JSONPath expressions against complex datasets with instant match highlighting.

100% Client-SideOpen Tool

JSON Schema Validator

Validate JSON payloads against JSON Schema specifications (Draft 7/2020-12) to ensure API compliance.

100% Client-SideOpen Tool

XML Formatter

Beautify and indent XML documents with tags, attribute formatting, and collapsible tree structure.

100% Client-SideOpen Tool

XML Validator

Validate XML syntax and highlight unclosed tags, attribute errors, and malformed entities.

100% Client-SideOpen Tool

XML Minifier

Compress XML files by stripping whitespace, line breaks, and comments for faster transmission.

100% Client-SideOpen Tool

XML ↔ JSON

Convert hierarchical XML feeds into modern JSON format or serialize JSON back into structured XML.

100% Client-SideOpen Tool

XML Viewer

Interactive XML tree inspector with tag collapsing, node counting, and syntax highlighting.

100% Client-SideOpen Tool

YAML Formatter

Format and indent YAML files cleanly to prevent indentation bugs in Docker and Kubernetes configs.

100% Client-SideOpen Tool

YAML Validator

Check YAML configuration syntax and detect indentation mismatches or duplicate dictionary keys.

100% Client-SideOpen Tool

YAML ↔ JSON

Convert between YAML configurations and JSON structures for OpenAPI specs and cloud deployment pipelines.

100% Client-SideOpen Tool

CSV Viewer

Open and inspect large CSV data files as an interactive, searchable, sortable spreadsheet table.

100% Client-SideOpen Tool

CSV Editor

Edit CSV rows and columns directly in an in-browser spreadsheet grid with add/delete row tools.

100% Client-SideOpen Tool

CSV ↔ JSON

Transform flat CSV rows into JSON objects or flatten nested JSON arrays into downloadable CSV files.

100% Client-SideOpen Tool

CSV ↔ Excel

Convert delimited CSV files into formatted Microsoft Excel (.xlsx) workbooks and export sheets back to CSV.

100% Client-SideOpen Tool

CSV Diff

Compare two spreadsheet files side-by-side to highlight added rows, deleted lines, and modified cells.

100% Client-SideOpen Tool

SQL Formatter

Pretty-print complex SQL queries with standardized keywords, uppercase clauses, and readable indentation.

100% Client-SideOpen Tool

SQL Minifier

Compress SQL queries into single-line statements ready to embed in source code strings or migrations.

100% Client-SideOpen Tool

SQL Beautifier

Format PostgreSQL, MySQL, SQLite, and MS SQL dialects for optimal team code reviews.

100% Client-SideOpen Tool

SQL Validator

Check SQL query syntax and detect missing brackets, commas, or unclosed quotes before running queries.

100% Client-SideOpen Tool

SQL Query Formatter

Format complex SELECT statements with JOINs, nested subqueries, and CASE conditions.

100% Client-SideOpen Tool

cURL Converter

Convert raw cURL terminal commands into ready-to-use Python Requests, JavaScript Fetch, and Axios code.

100% Client-SideOpen Tool

Cron Builder

Build recurring crontab expressions visually with plain-English human translations and schedule previews.

100% Client-SideOpen Tool

Regex Tester

Test regular expressions in real-time with capture group inspection, match count, and substitution previews.

100% Client-SideOpen Tool

Network

2

Encoders

4

Units

1

Color

11

Smart Palette

All-in-one

All-in-one color palette & CSS designer — pick colors, convert HEX/RGB/HSL, generate gradients, and extract palettes.

100% Client-SideOpen Tool

Palette Generator

Generate harmonious color schemes, extract hex palettes from images, and test WCAG accessibility contrast ratios.

100% Client-SideOpen Tool

Color Picker

Select colors visually with an interactive eyedropper and copy instant HEX, RGB, HSL, and CMYK codes.

100% Client-SideOpen Tool

HEX ↔ RGB

Convert color hex codes to RGB values and back with alpha channel transparency support.

100% Client-SideOpen Tool

RGB ↔ HSL

Convert between RGB color coordinates and human-friendly Hue, Saturation, and Lightness values.

100% Client-SideOpen Tool

Gradient Generator

Create smooth CSS linear and radial gradients with customizable angle stops and direct CSS code export.

100% Client-SideOpen Tool

CSS Shadow Generator

Design realistic multi-layered box shadows with blur, spread, color opacity, and inset toggles.

100% Client-SideOpen Tool

Border Radius Generator

Visually shape individual corner radii and generate modern organic CSS border-radius curves.

100% Client-SideOpen Tool

Glassmorphism Generator

Generate modern frosted glass CSS with backdrop-blur, semi-transparent borders, and background tints.

100% Client-SideOpen Tool

Neumorphism Generator

Build soft-extrusion neumorphic UI box shadows for modern cards, buttons, and dashboard widgets.

100% Client-SideOpen Tool

Tailwind Color Generator

Generate a full 50–950 color shade scale from a single base color ready to paste into tailwind.config.

100% Client-SideOpen Tool

Date & Time

6

Business

19

Smart Business

All-in-one

All-in-one financial and business toolkit — generate invoices, receipts, payslips, GST, EMI, and loan calculations.

100% Client-SideOpen Tool

Invoice Generator

Create clean, professional freelance and company invoices with custom line items, taxes, discounts, and instant PDF download.

100% Client-SideOpen Tool

GST Invoice Generator

Generate compliant tax invoices with automatic CGST, SGST, or IGST breakdowns, HSN codes, and company logos.

100% Client-SideOpen Tool

Quotation Generator

Draft formal client estimates and price proposals with validity dates, terms, and direct print/PDF export.

100% Client-SideOpen Tool

Receipt Generator

Issue official payment receipts with receipt numbers, payment methods (cash, card, UPI), and transaction notes.

100% Client-SideOpen Tool

Purchase Order Generator

Create itemized purchase orders for suppliers and vendors with shipping terms, delivery addresses, and PO tracking.

100% Client-SideOpen Tool

Payslip Generator

Generate monthly employee salary slips with earnings, provident fund, tax deductions, and take-home pay.

100% Client-SideOpen Tool

Salary Calculator

Break down gross salary into net in-hand pay, payroll taxes, insurance, and retirement deductions.

100% Client-SideOpen Tool

GST Calculator

Quickly calculate inclusive or exclusive GST amounts with standard tax slabs (5%, 12%, 18%, 28%).

100% Client-SideOpen Tool

TDS Calculator

Estimate tax deducted at source under various sections (professional fees, rent, contractor payments).

100% Client-SideOpen Tool

EMI Calculator

Calculate monthly loan installments with complete amortization schedules, principal splits, and total interest paid.

100% Client-SideOpen Tool

Loan Calculator

Compare fixed vs floating interest rates, loan tenures, prepayment savings, and total repayment amounts.

100% Client-SideOpen Tool

Profit Margin Calculator

Determine gross profit margins, markups, and cost-of-goods-sold (COGS) to price products profitably.

100% Client-SideOpen Tool

CAGR Calculator

Calculate compound annual growth rate for investments, portfolio returns, or business revenue.

100% Client-SideOpen Tool

Break-even Calculator

Find how many units you need to sell to cover fixed overheads and variable unit production costs.

100% Client-SideOpen Tool

Percentage Calculator

Calculate percentage increases, discounts, proportion of totals, and reverse percentage values.

100% Client-SideOpen Tool

SIP Calculator

Calculate systematic investment plan returns and future wealth projection with monthly compounding.

100% Client-SideOpen Tool

Discount Calculator

Calculate sale savings, final price after coupon, and applicable sales tax in one step.

100% Client-SideOpen Tool

GPA Calculator

Calculate high school and college semester GPA and cumulative CGPA with credit weighting.

100% Client-SideOpen Tool

SEO

11

Smart SEO

All-in-one

All-in-one technical SEO toolkit — generate meta tags, robots.txt, XML sitemaps, Open Graph, and JSON-LD schema markup.

100% Client-SideOpen Tool

Meta Tag Generator

Build Google-ready SEO meta tags, social Open Graph tags, and Twitter Cards with real-time character count limits.

100% Client-SideOpen Tool

Robots.txt Generator

Generate standard robots.txt files with crawler directives, search engine rules (Googlebot, Bingbot), and sitemap links.

100% Client-SideOpen Tool

Sitemap Generator

Build valid XML sitemaps from URL lists with customizable changefreq, lastmod dates, and page priorities.

100% Client-SideOpen Tool

Schema Markup Generator

Generate JSON-LD structured data for Articles, FAQs, Local Businesses, Software Apps, and Products.

100% Client-SideOpen Tool

Open Graph Generator

Preview how your link looks on Facebook, LinkedIn, Discord, and Twitter before publishing.

100% Client-SideOpen Tool

Canonical URL Generator

Create correct rel="canonical" tags to prevent duplicate content penalties and consolidate SEO ranking signals.

100% Client-SideOpen Tool

Keyword Density Checker

Analyze copy for keyword frequency, two-word phrases, and overall density to avoid keyword stuffing.

100% Client-SideOpen Tool

SERP Preview

Simulate Google desktop and mobile search engine result snippets with pixel width checks.

100% Client-SideOpen Tool

Slug Generator

Turn blog post and product titles into clean, URL-friendly lowercase slugs without special characters.

100% Client-SideOpen Tool

Redirect Checker

Generate copy-paste 301 and 302 redirect rules for Nginx, Apache .htaccess, and Vercel configs.

100% Client-SideOpen Tool

Others

4
Frequently Asked Questions

Common Questions About Browser Processing & Security

Everything you need to know about how our zero-upload tools keep your files private and secure.

How do these tools process files without uploading them to a server?

We run WebAssembly (Wasm) and native JavaScript engines directly inside your browser tab. When you drag and drop a PDF, image, or raw data file into any tool, your device’s own CPU and memory handle all parsing, compression, and rendering locally. Zero bytes of your file contents travel over the internet, and nothing is ever cached on an external server.

Are my confidential documents, contracts, and financial PDFs safe here?

Yes, 100%. Because your files never leave your personal computer or phone, sensitive data like signed agreements, bank statements, personal identification, and medical records remain under your control at all times. There is no remote cloud bucket where your documents could leak or be inspected by third parties.

Do I need to pay, subscribe, or create an account to use these tools?

No. Every single utility in our directory—from PDF editing, merging, and splitting to image conversion, JSON formatting, and developer helpers—is open and completely free. You can use them immediately without entering an email address or signing up for a trial.

Is there a file size limit or daily quota?

Because our servers do not host or ingest your files, we never throttle your usage with daily limits or artificial megabyte caps. The only practical limit is your device’s available RAM. You can comfortably merge, compress, or reorganize PDFs with hundreds of pages or large image batches right in your browser.

How does client-side PDF compression work without losing readability?

Our compressor inspects your PDF’s internal structure, stripping duplicate font definitions, unused metadata, redundant color profiles, and thumbnail streams. It also resamples embedded bitmap photos to standard web resolutions (like 150 DPI) while keeping text layers vector-crisp and perfectly legible for reading and printing.

Can I use these tools completely offline without an internet connection?

Yes. Once the page is loaded into your browser’s cache, all core WebAssembly libraries stay ready on your device. You can turn on Airplane mode, disconnect from Wi-Fi, and continue merging, rotating, watermarking, or editing documents with complete peace of mind.

Do you stamp watermarks or branding on my exported documents?

Never. We do not inject watermarks, promotional stamps, headers, or metadata into your exported files. The documents you export are clean, pristine, and ready for official or corporate presentation.

How does the P2P file share tool send gigabytes of data without cloud storage?

It creates a direct peer-to-peer WebRTC data channel between your browser and the recipient’s browser. The file is streamed straight from your hard drive to theirs with end-to-end encryption (AES-256-GCM) and verified with SHA-256 checksums. No cloud intermediary ever stores a single chunk of your transfer.

Does this comply with workplace privacy policies, GDPR, and HIPAA?

Yes. Because no personal data or protected health information (PHI) is transmitted or stored on any server, wikawe acts as a strictly local utility on your workstation—similar to running a native desktop application. This makes it safe for enterprise teams subject to strict compliance rules.

Can I convert scanned PDFs into editable text with OCR?

Yes! Our OCR tool analyzes scanned images and non-selectable PDF pages using browser-based machine learning (Tesseract.js). It detects letterforms, builds searchable text overlays, and lets you extract plain text or export a searchable PDF right from your device.

How accurate is the PDF to Word and Excel conversion?

Our conversion engines reconstruct paragraphs, font weights, tabular structures, and embedded illustrations from the original PDF layout. Standard digital documents convert with high fidelity into clean .docx or .xlsx spreadsheets that you can open and edit in Microsoft Office or Google Docs.

Will these tools work on my smartphone or tablet?

Yes! All tools are fully responsive and optimized for mobile touchscreens on iPhone (iOS Safari), iPad, and Android (Chrome, Firefox, Brave). You can snap photos of paper documents, merge them into PDFs, sign them with your finger, and download the finished file directly to your device storage.

Free Online Tools Catalog — PDF, Image & Dev Tools | wikawe