90+ free tools for health, finance, study, and developer work

Developer Utilities

JSON Formatter

Pretty-print JSON in your browser.

Finance Calculators

EMI Calculator

Calculate monthly EMI for loans with interest.

Health & Wellness

BMI Calculator

Calculate body mass index from height and weight.

Writing Tools

Word Counter

Count words, characters, sentences, and paragraphs.

Developer Utilities

UUID Generator

Generate UUID v4 values instantly.

New this week

Sleep Calculator

Find wake or bedtime suggestions based on sleep cycles.

Recipe Quantity Calculator

Scale recipe ingredient amounts up or down.

Cooking Unit Converter

Convert cups, tablespoons, milliliters, and grams.

Time Calculator

Add and subtract hours and minutes.

Date Calculator

Add or subtract days from a date.

Age Calculator

Calculate exact age from a birth date.

Why choose Utila

Built for useful work, not hype — free tools you can open and trust.

90+ tools, always free

Health, finance, study, writing, and developer utilities you can open instantly.

No account needed

Start calculating or formatting right away. Sign-up is optional, never a gate.

Privacy-friendly by default

Most tools run in your browser, so sensitive numbers and text do not need to leave your device.

Fast, clear results

Straightforward formulas and instant output — so you can decide and move on.

22 languages

Use Utila in the language you already work in, from English and Hindi to Spanish, Portuguese, and more.

Honest, editorial product

No fake traffic stats and no guaranteed-income claims. Tools stay informational.

Featured games

Running shoes on a trail for a reaction sprint

Reflex

Reaction Test

easy1–2 minTap / click

Tap as soon as the screen changes color.

Memory

Memory Game

medium2–4 minTap cards

Flip cards and match pairs from memory.

Skill

Typing Speed Test

medium1 minKeyboard

Measure words-per-minute and accuracy.

medium5–10 minSwipe / arrows

Colorful building tiles for a number merge puzzle

Arcade

2048-style Game

Slide and merge matching numbers to reach 2048.

Daily brain challenge

Puzzle of the day

Logic Puzzle

Solve short logic questions and track your score.

Open challenge

Brain

Health tip of the day

Track water, sleep, and movement as weekly averages—not single perfect days—so small slips do not derail the habit.

Browse health tools

Financial tip of the day

Before comparing EMIs, list every fee and the rate type (fixed vs floating). The lowest monthly figure is not always the lowest total cost.

Browse finance tools

Featured blog

Utila EditorialAug 31, 20263 min read

Science

NASA’s Roman Telescope Is Not Hubble 2.0 — It Is a Survey Engine

The Nancy Grace Roman Space Telescope left Florida on 30 August 2026. Its job is not prettier close-ups. It is to map huge stretches of sky, fast, in infrared.

Science

Cacao DNA in Georgia Pottery Rewrites How Far Chocolate Travelled

Fragmented Theobroma cacao DNA in 11th–12th century pots at Etowah, Georgia, is the first clear evidence that Mississippian feasts used cacao east of the Mississippi.

Utila EditorialAug 31, 20263 min read

Health

Sleep Cycles vs Clock Hours: Why 7.5 Hours Can Beat 8

Sleep is not a straight eight-hour bar. A 90-minute cycle is why waking at 7.5 hours can feel clearer than an eight-hour alarm that lands mid-cycle.

Utila EditorialAug 25, 20263 min read2 views

Finance

Inflation Quietly Shrinks a “Safe” Savings Number

₹1 lakh in a drawer is not ₹1 lakh of groceries later. Here is the real-vs-nominal distinction, a 6% worked example, and how to read an inflation calculator.

Utila EditorialAug 25, 20263 min read

World news