Free Online Tools: Finance Calculators, SEO Generators & Productivity Utilities

Your complete library of free finance calculators, SEO generators, AI writing helpers, PDF tools and everyday utilities — all browser-based, fast and privacy-friendly.

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Free Tools for Finance, SEO, Writing, Files & Daily Tasks

ToolSuite brings together a curated collection of free online tools that help you calculate EMIs, generate GST invoices, build meta tags, create headlines, compress PDFs, convert files and more. Everything works instantly in your browser with no login, no ads and no data uploads.

Explore Tools by Categories

Below are the six main categories of free tools available on ToolSuite.in. Each category contains 3–10 tools, with more being added regularly.

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Finance & Tax Tools

Calculate EMIs, SIPs, loan comparisons, GST invoices and tax helpers — fast results with downloadable schedules.

SEO & Web Tools

Generate robots.txt, sitemaps, meta tags and basic site checks to improve crawlability and indexability.

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AI & Productivity Tools

Prompt templates, headline makers and lightweight rewrite helpers to speed up writing and ideation.

File & Document Tools

Compress, split, merge and convert PDFs; export invoices and convert CSV ↔ JSON quickly in the browser.

Business & Analytics Tools

ROI, break-even, cashflow and KPI calculators to plan projects and evaluate business scenarios.

Utilities & Converters

Unit converters, timestamp tools, color pickers and handy developer utilities for daily tasks.

Free Tools — Convert, Calculate, Analyze

Access a curated set of free utilities for finance, tax, file conversion and productivity. Fast, secure and mobile-friendly — no signup required.

Income Tax Calculator

Compute income tax liability instantly using current tax slabs.

Advance Tax Interest Calculator

Estimate interest under Sections 234B & 234C quickly and accurately.

HRA Exemption Calculator

Calculate HRA exemption under Section 10(13A) with ease.

TDS Deduction Estimator — Salary

Monthly TDS projection for salary components made simple.

Income Tax Slab Comparison

Compare old vs new tax regimes and pick the optimal option.

GST Calculator

Compute GST-inclusive and GST-exclusive values instantly.

Gratuity Calculator

Estimate gratuity payouts using salary and tenure inputs.

EPF Contribution Calculator

Calculate employer and employee EPF contributions per month.

Simple EMI Calculator

Estimate monthly EMI for any loan in seconds.

Advance Term Loan EMI Calculator

EMI calculations for structured repayment schedules.

Car Loan EMI Calculator

Compute EMIs and interest for car loans quickly.

Personal Loan EMI Calculator

Instant personal loan EMI and repayment breakdowns.

Home Loan EMI Calculator

Home loan EMI with amortization details and totals.

SIP Calculator

Plan SIPs, project returns and reach your goals faster.

SIP Goal Calculator

Find the SIP amount needed to meet your financial target.

CAGR Calculator

Compute compound annual growth rate for investments.

XIRR Calculator

Money-weighted returns for irregular cashflows using XIRR.

SWP Calculator

Plan systematic withdrawals from your investments.

STP Calculator

Systematic transfer planning between schemes for balance.

Lumpsum Investment Calculator

Estimate future value of one-time investments quickly.

CSV to JSON Converter

Convert CSV rows into API-ready JSON arrays or objects.

CSV to Excel Converter

Convert CSV files into clean XLSX spreadsheets instantly.

Base64 Encoder / Decoder

Encode text/files to Base64 or decode securely in your browser.

JPG to PDF Converter

Convert JPGs into downloadable multi-page PDF files.

PDF to JPG Converter

Extract high-quality JPG images from PDFs in seconds.

PDF Compressor

Reduce PDF file size while keeping readable quality.

PDF Merge

Combine multiple PDFs into one downloadable document.

Regex Tester

Build and validate regular expressions interactively.

JSON Formatter & Validator

Format, validate and prettify JSON data with one click.

UUID Generator

Generate RFC-compliant UUIDs for development and forms.

Strong Password Generator

Create secure, random passwords in multiple formats.

Lorem Ipsum Generator

Generate placeholder text for designs and mockups quickly.

URL Encoder & Decoder

Encode or decode URLs safely for web use.

HTML Escape / Unescape

Escape or unescape HTML entities for safe display.

Case Converter

Convert text to upper, lower, title case and more.

Break-Even Calculator

Find break-even points for pricing and cost planning.

ROI Calculator

Quickly measure returns on investments with clear outputs.

Profit Margin Calculator

Compute gross, operating and net profit margins instantly.

Startup Runway & Burn Rate Calculator

Estimate cash runway based on current revenues and burn.

Working Capital Calculator

Measure working capital needs and liquidity quickly.

Vendor Payment Terms Calculator

Compare vendor payment terms, discounts and effective APR.

Simple Cap Table Builder

Build a clean equity & ownership table for startups.

AI Email Writer

Generate professional emails from short prompts instantly.

AI Email Rewriter

Rewrite emails to improve clarity, tone and professionalism.

AI Message Polisher

Refine short messages for tone, concision and impact.

Meeting Notes Summarizer

Convert meeting transcripts or notes into actionable summaries.

Daily Work Summary Generator

Create tidy end-of-day work summaries with one click.

Document Bullet Extractor

Extract the key bullets from long text automatically.

Email Subject Line Generator

Create subject lines designed to improve open rates.

Meta Title & Description Generator

Create SEO-optimized titles and meta descriptions instantly.

Robots.txt Generator

Generate a clean robots.txt to manage crawler access easily.

Sitemap.xml Builder

Build and download a fully structured sitemap.xml for indexing.

Why Use ToolSuite Free Tools?

ToolSuite is designed to save time and keep your data safe. Every tool runs client-side (inside your browser), so your files, calculations and text never leave your device. No ads, no sign-ups, and no slow loading. Just clean, fast and practical tools you can rely on daily.

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We release new free online tools regularly. Subscribe to get early access to upcoming calculators, SEO utilities and productivity plugins — all free to use.