NexToolshub - Free Online Developer, Image & Finance Tools

Image Processing Tools

Professional-grade tools to optimize, convert, and edit your visuals. No software installation required—just drag, drop, and done.

Image Compressor

Optimize images for faster web loading. Compress JPG/PNG files up to 80% without visible quality loss.

Image Converter

Seamlessly transform image formats. Convert between JPG, PNG, WEBP, and GIF instantly.

Image Cropper

Trim unwanted edges with precision. Crop images into custom aspect ratios, circles, or squares.

Images to PDF

Compile your memories or documents. Merge multiple JPG/PNG images into a single, shareable PDF file.

Digital Signature

Sign documents digitally. Draw your signature or generate one from text with custom colors and fonts.

Image Splitter

Perfect for Instagram grids. Slice a single image into multiple rows and columns instantly.

Favicon Generator

Brand your website. Generate standard favicons (.ico, .png) for all devices and browsers.

Thumbnail Downloader

Get high-quality video covers. Download YouTube video thumbnails in 4K, HD, or standard quality.

Developer & Web Tools

A complete toolkit for developers. Minify code, validate security, manipulate data, and generate test resources efficiently.

Code Minifier

Boost website performance. Remove whitespace and comments to minify HTML, CSS, and JS code.

Ping Tool

Diagnose connectivity issues. Check website response time and server availability in real-time.

SSL Checker

Ensure site security. Verify SSL certificate validity, issuer details, and expiration dates.

CSV to JSON

Data transformation made easy. Convert CSV spreadsheet data into clean JSON format for APIs.

Mock Data Generator

Generate realistic dummy data. Create random names, emails, and addresses for testing apps.

Password Generator

Enhance your security. Generate strong, unhackable random passwords with custom symbols.

Img to Base64

Embed images directly. Convert image files into Base64 strings for use in HTML or CSS.

Base Converter

Master number systems. Translate values between Binary, Octal, Decimal, and Hexadecimal.

Text to Binary

Decode the machine language. Convert plain text into 0s and 1s or decode binary back to text.

Hash Generator

Cryptographic security. Generate MD5, SHA-1, or SHA-256 hashes to verify data integrity.

CSV Compare

Spot the difference. Compare two CSV files to find added, removed, or modified rows.

Finance & Business Tools

Smart calculators for financial planning. Manage investments, loans, taxes, and business profits with precision.

SIP Calculator

Plan your wealth creation. Estimate future returns on your Systematic Investment Plans (SIP).

EMI Calculator

Plan your loans smarter. Calculate accurate monthly installments for Home, Car, or Personal loans.

GST Calculator

Simplify tax calculations. Compute exclusive or inclusive Goods & Services Tax (GST) amounts.

Salary Calculator

Know your worth. Convert hourly wages to monthly or annual salary packages instantly.

Compound Interest

The power of compounding. Calculate how your investments grow with interest on interest.

Profit/Loss Calc

Track business health. Determine net profit margins or loss percentages for any transaction.

Discount Calculator

Shop smarter. Calculate the final sale price and total money saved on discounted items.

Education & Math

Academic helpers for students and teachers. Solve math problems, convert units, and manage academic grades.

Scientific Calculator

Advanced problem solver. Handle complex trigonometric, algebraic, and logarithmic equations.

Marksheet Generator

Create academic reports. Generate detailed marksheets with percentage and CGPA calculations.

Percentage Calculator

Quick math solutions. Find percentage increase, decrease, or X% of Y in seconds.

Unit Converter

Universal conversion. Switch between Metric and Imperial units for length, weight, and volume.

Time Converter

Precise time math. Convert seconds to days, hours, or minutes for accurate scheduling.

Text To Speech

Listen to content. Convert written text into natural-sounding speech for accessibility.

Banking & Daily Utility

Essential tools for everyday life. Find bank details, check health stats, manage time, and more.

IFSC Code Finder

Locate any bank. Search for branch addresses and contact details using IFSC codes.

Currency Converter

Global exchange rates. Convert USD, EUR, INR, and 150+ currencies in real-time.

BMI Calculator

Monitor your health. Calculate your Body Mass Index to know your ideal weight range.

Age Calculator

Chronological age check. Calculate your exact age in years, months, and days from DOB.

Date Difference

Calendar mathematics. Count the total number of days or weeks between two specific dates.

Online Stopwatch

Precise timekeeper. A simple, effective stopwatch with lap functionality for sports or work.

Bill Calculator

Estimate energy costs. Calculate your monthly electricity bill based on unit consumption.

QR Generator

Create scannable codes. Generate custom QR codes for URLs, WiFi access, or text.

Frequently Asked Questions

Everything you need to know about NexToolsHub, data privacy, and usage.

Yes! Every tool on NexToolsHub is completely free. There are no hidden charges, subscription plans, or premium locks. You can use them as many times as you want.

No signup or registration is required. You can start using any tool instantly without creating an account or providing your email address.

Absolutely. We use client-side processing technology. This means your images and data are processed directly in your browser and are never uploaded to our servers.

Yes, our website is fully responsive. All tools work perfectly on Android smartphones, iPhones, Tablets, and Desktop computers.

Our Image Compressor uses smart algorithms to significantly reduce file size (up to 80%) while maintaining high visual quality suitable for web use.

Since processing happens on your device, the limit depends on your browser's memory. Generally, files under 20MB work seamlessly.

Yes, our financial tools (SIP, EMI, GST) use standard banking formulas. However, actual bank figures may vary slightly due to rounding or specific bank policies.

No. The QR codes generated here are static and do not expire. Once downloaded, they will work forever.