Prospero Toolkit

Choose your weapon ⚡

✍️ Character Intelligence

Characters

Words

Sentences

Paragraphs

🔍 Neural Text Diff

Compare text and instantly see changes ⚡

Start typing to see differences ✨

🎨 Color Converter

Built for developers — convert & pick colors instantly ⚡

#3498db

HEX

RGB

HSL

🔐 Password Generator

Create strong, secure passwords like a pro ⚡

Strength: 0%

Password Length 16 chars

Uppercase (A-Z)

Numbers (0-9)

Symbols (!@#$)

💣 Auto-destruct (10s)

💬 WhatsApp Link Generator

Create instant chat links like a pro ⚡

Phone Number

Include correct country code

Message (optional)

🎯 Decision Maker

When your brain says "idk"... we decide ⚡

Heads

🎲

Result: 1

🎡 Utility Tools

Decision Roulette

Can't decide? Let the universe choose. No regrets (we hope) ⚡

🎯

▼

Your Options 0

⚡ Quick Templates

🕓 Recent Decisions

⚕️ Health Tools

BMI Calculator

Calculate your Body Mass Index and get personalized insights

⚖️

Height Unit

Weight Unit

📏 Height 170 cm

100 cm250 cm

⚖️ Weight 70 kg

20 kg300 kg

YOUR BMI

24.2

Normal weight

💚

IDEAL RANGE

53.5 – 72

kg • Within ideal range

CALORIES/DAY

1,850

Estimated BMR

BMI SCALE

Underweight
<18.5 Normal
18.5–25 Overweight
25–30 Obese
>30

⚕️ Health Tools

Sleep Cycle Calculator

Plan your perfect sleep based on your age & 90-min cycles

🌙

👤 Your Age —

⏰ Wake up time

😴 Time to fall asleep 15 min

5 min45 min

🛏️ Go to bed at one of these times:

💰 Finance Tools

EMI Calculator

Complete loan analysis — EMI, amortization, prepayment & inflation impact

🏦

📋 Loan Parameters

₹ Loan Amount

₹

One Lakh

📈 Interest Rate (% p.a.)

📅 Loan Term

yrs

📊 Inflation Rate (% p.a.)

⏸️ Moratorium Period

months

Monthly EMI

₹0

—

Total Interest

₹0

—

Total Payment

₹0

—

Effect of Inflation

₹0

Loss of purchasing power

⬇️ Export Options

Loan Breakdown Over Time

⚡ Prepayment Simulator

Extra Monthly Payment (₹)

₹

Lump Sum Payment (₹)

₹

🎂 Date & Time

Exact Age Calculator

Down to the second — your life in perfect precision

⏳

📅 Date of Birth

🕐 Time of Birth (optional)

📆 Date & Time

Days Between Dates

Calculate exact duration between any two moments

📐

🟢 From

→

🔴 To

Quick:

🛒 Finance Tools

Grocery Price Comparator

Find the best value — compare packs by price per unit instantly

🏷️

Base Unit for Comparison

📈 Finance Tools

Interest Calculator

Simple & Compound — watch your money grow in real time

💹

💰 Principal Amount ₹1,00,000

₹1K

₹1Cr

₹ One Lakh

📈 Interest Rate (% p.a.) 8%

0.1%

30%

⏳ Time Period 5 Years

1yr

30yr

yrs

🏦

Principal

₹0

—

📈

Interest Earned

₹0

—

💎

Total Amount

₹0

—

🚀

Growth

—

📐 SI = (P × R × T) / 100

P = Principal R = Rate (%) T = Time (years)

📊 Growth Over Time

Principal Interest

📋 Year-by-Year Breakdown

💰 Finance Tools

🇮🇳 Number Format Converter

Indian ↔ International — Lakhs, Crores, Millions decoded ⚡

₹

Enter Indian Number

₹

In Digits (Indian)

—

In Words

—

International Format

—

Scientific

—

📚 Indian Number System Reference

1,000One Thousand1K

10,000Ten Thousand10K

1,00,000One Lakh100K

10,00,000Ten Lakhs1M

1,00,00,000One Crore10M

1,00,00,00,000One Arab / 100 Crore1B

💡 Did you know? 1 Crore = 10 Million. 1 Lakh = 100 Thousand. India's numbering groups by 2 after the first 3 digits!

📅 Finance Tools

Financial Goal Planner

Map your journey to financial freedom — one crore at a time 🚀

🏆

🎯 Target Amount (₹)

₹

Ten Lakhs

💰 Initial Investment (₹)

₹

One Lakh

📅 Monthly Contribution (₹)

₹

Ten Thousand / month

📈 Expected Annual Return (%)

1%12%30%

📉 Inflation Rate (%)

0%6%15%

⏳ Years to Forecast

1yr20 yrs40yr

yrs

Show inflation-adjusted values

🎯

Target Amount

₹0

—

💎

Projected Corpus

₹0

—

💰

Total Invested

₹0

—

🚀

Total Gains

₹0

—

📈 Wealth Growth Over Time

📋 Year-by-Year Projection

📊 Finance Tools

ROI Calculator

How much will ₹X become? The magic of investing, explained 🪄

🤑

💰 Investment Amount ₹1L

₹1K

₹1Cr

₹ One Lakh

📈 Annual Return Rate 12%

50%

⏳ Time Period 10 Years

1yr

40yr

yrs

Your Money Becomes

₹0

—

multiplier

💸

₹0

You Invest

🎯

₹0

Pure Profit

📊

ROI

🔢

CAGR

📈 Growth Journey

⚡ What If You Started Later?

🏷️ Finance Tools

Discount Calculator

Stack coupons, compare deals, never overpay again 💸

🎁

💰 Original Price ₹1,000

₹100₹1,00,000

₹

🏷️ Discounts

FINAL PRICE

₹1,000

🎉

₹0

You Save

0% OFF

🏷️

₹1,000

Original

📊 Price Breakdown

💡

Add multiple discounts to see how stacking coupons, cashback, and offers can maximize your savings!

🔁 Unit Converter

About Prospero Toolkit

⚡ Not just tools. A digital power-up.

Prospero Toolkit isn’t here to look pretty… it’s here to get things done ⚡ A fast, no-nonsense collection of tools built to save time, reduce thinking friction, and give you that extra edge others don’t even know exists.

Whether it’s crunching numbers 💰, solving daily problems 🎯, generating ideas 🧠, or just making life smoother — everything here is designed to work instantly, cleanly, and reliably.

No clutter. No confusion. Just tools that actually help. Think of it as your silent assistant… but faster 😏

👑 Creator

Built by Aaryan Agrawal — a young builder obsessed with creating powerful digital systems, solving real problems, and turning ideas into execution 🚀

💬 Feedback & Ideas

Got an idea? Found a bug? Want a new tool? We actually read everything 👀

⚡ Open for suggestions, reviews, and crazy new tool ideas. If it’s useful… we’ll probably build it.