90+ alat gratis untuk kesehatan, keuangan, belajar, dan kerja developer

Utilitas developer

JSON Formatter

Pretty-print JSON in your browser.

Kalkulator keuangan

EMI Kalkulator

Calculate monthly EMI for loans with interest.

Kesehatan & kebugaran

BMI Kalkulator

Calculate body mass index from height and weight.

Alat menulis

Word Penghitung

Count words, characters, sentences, and paragraphs.

Utilitas developer

UUID Generator

Generate UUID v4 values instantly.

Baru diperbarui

JSON Validator

Validate JSON and show parse errors clearly.

Base64 Encoder

Encode text to Base64 client-side.

SIP Kalkulator

Project SIP maturity value with monthly contributions.

Sleep Kalkulator

Find wake or bedtime suggestions based on sleep cycles.

Case Konverter

Switch text between common letter cases.

Timestamp Konverter

Convert between Unix timestamps and readable dates.

Paling populer

Calorie Kalkulator

Estimate daily calorie needs from age, sex, and activity.

Profit Kalkulator

Calculate profit from revenue and costs.

Profit Margin Kalkulator

Find profit margin percentage from revenue and cost.

GST Kalkulator

Add or remove GST from an amount with common rates.

GPA Kalkulator

Calculate GPA from course grades and credit hours.

Percentage Kalkulator

Find percentages, increases, and decreases for study marks.

Baru minggu ini

Sleep Kalkulator

Find wake or bedtime suggestions based on sleep cycles.

Recipe Quantity Kalkulator

Scale recipe ingredient amounts up or down.

Cooking Unit Konverter

Convert cups, tablespoons, milliliters, and grams.

Time Kalkulator

Add and subtract hours and minutes.

Date Kalkulator

Add or subtract days from a date.

Age Kalkulator

Calculate exact age from a birth date.

Mengapa pilih Utila

Dibuat agar berguna, bukan untuk hype — alat gratis yang bisa dipercaya.

90+ alat, selalu gratis

Kesehatan, keuangan, belajar, menulis, dan utilitas developer — buka langsung.

Tanpa akun

Mulai hitung atau format sekarang. Daftar bersifat opsional, bukan penghalang.

Ramah privasi secara default

Sebagian besar alat berjalan di browser, jadi angka dan teks sensitif tidak perlu meninggalkan perangkat.

Hasil cepat dan jelas

Rumus jelas dan hasil instan — supaya Anda bisa memutuskan dan lanjut.

22 bahasa

Pakai Utila dalam bahasa yang sudah Anda pakai — Inggris, Hindi, Spanyol, Portugis, dan lainnya.

Produk editorial yang jujur

Tanpa statistik traffic palsu dan tanpa janji penghasilan. Alat tetap bersifat informatif.

Game unggulan

Running shoes on a trail for a reaction sprint

Reflex

Reaction Tes

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 Tes

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.

Tantangan otak harian

Teka-teki hari ini

Logic Teka-teki

Solve short logic questions and track your score.

Buka tantangan

Brain

Tips kesehatan hari ini

Pantau air, tidur, dan gerak sebagai rata-rata mingguan—bukan hari yang sempurna.

Lihat alat kesehatan

Tips keuangan hari ini

Sebelum membandingkan cicilan, catat semua biaya dan jenis suku bunga.

Lihat alat keuangan

Blog unggulan

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