Free online tools that work instantly in your browser — no sign-up.
Today's weather, temperature, rain and a 14-day forecast for any city in Thailand and worldwide.
Check Thai government lottery results in one tap.
Today's Thai gold price, updated through the day.
Today's and tomorrow's fuel prices — PTT & Bangchak.
Estimate your Thai personal income tax (PND 90/91) with every deduction.
Track shipments across Thailand Post, Flash, Kerry, J&T, Shopee, Lazada and more — in one place.
Create a PromptPay QR to get paid — set an amount, download free, no banking app needed.
See your take-home pay after income tax and social security each month.
Thai Labour Protection Act rates, notice pay, and the tax-exempt portion
Statutory OT rates for working days, holidays and holiday overtime
Add or extract 7% VAT, and work out Thai withholding tax on the same invoice.
Convert between Thai Buddhist-era (พ.ศ.) and Gregorian (ค.ศ.) years, both ways.
Generate valid 13-digit Thai national ID numbers for testing, plus a validator.
Generate a valid 17-character vehicle chassis number (VIN) to the ISO standard, and decode or validate any VIN.
Spell out an amount in Thai for receipts, invoices and cheques
Count working days between two dates, or find a deadline, minus Thai holidays
Fill it in and print to PDF, with VAT, withholding tax and the amount in words
Work out monthly payments for home, car or personal loans.
Length, weight, temperature and currency in one place.
Work out age from a birth date in years, months and days, plus a birthday countdown.
Percent of a number, what percent A is of B, and percentage change — all in one.
Find your body mass index with the categories used in Thailand and Asia.
Work out the calories you burn and how much to eat to lose, keep or gain weight.
Estimate your due date and how many weeks pregnant you are from your last period.
See your healthy weight range plus your body fat % from simple tape measurements.
Estimate how long a charge takes from your battery size, charger power (kW) and start/target %.
Work out what a charge costs at ฿/kWh — plus the cost per 100 km.
Compare the monthly running cost of an electric car vs petrol, and see the savings.
See the saving vs public charging and how fast a home wallbox pays for itself.
Create QR codes for links, text, Wi-Fi and phone numbers.
Make an add-friend or chat link for LINE to share with customers.
Create a click-to-chat WhatsApp link with a ready-made message.
Add names or choices and spin a colourful wheel to pick a winner.
Write questions, let everyone answer from their phone, and rank them live on accuracy and speed.
Merge, split, reorder, rotate, watermark and number PDF pages — in your browser.
Combine photos and scans into one PDF, with page size and order you choose
Turn PDF pages into JPG or PNG files at the quality you need
Draw your signature and place it on a PDF — files never leave your device
Convert PDF ↔ Word, Thai OCR, compress PDF — free.
Shrink JPG & PNG without losing quality — runs in your browser.
Convert HEIC, WebP, PNG and JPG images — right in your browser.
Crop and resize images to 1:1, 16:9 and more, ready to use online.
Turn a photo of your signature into a transparent PNG
Turn any image into favicon sizes, with the HTML to paste in.
HEX / RGB / HSL with a color picker.
Turn an image into a Base64 data URI, and back again.
Find the size that keeps your proportions when resizing.
Count words, characters and reading time instantly.
UPPER, lower, camelCase, snake, kebab, slug.
Turn a headline into a clean, SEO-friendly URL slug.
Find and replace text in bulk, with regex and case options.
Clean a list by removing duplicate lines — sort and trim too.
Pull every email, link or phone number out of a block of text.
Compare two texts, see added/removed lines.
Type Markdown and preview it live.
Generate placeholder text for designs.
Format, validate and minify JSON — for developers.
Compare two JSON documents and see exactly what was added or removed
Convert JSON to CSV or XML, and CSV back to JSON.
Convert between JSON and YAML in one click.
Pull just the values you need out of a big JSON payload.
Read JSON as a sortable table and export it as CSV.
Open a CSV as a table you can search and sort.
Re-indent HTML, CSS, JavaScript and SQL so it reads cleanly.
Shrink JavaScript, CSS, HTML and JSON files.
Turn a long SQL statement into something readable.
Indent XML and check the structure is valid.
Encode and decode Base64, UTF-8 safe.
Percent-encode & decode URLs, UTF-8 safe.
Encode and decode HTML entities and special characters.
Escape and unescape for JSON, JavaScript, SQL and Shell.
Design a gradient visually and copy the CSS.
Build layered box-shadows with a live preview and copy the CSS.
Unix timestamp ↔ date & time (seconds & milliseconds).
Format any date, including Thai Buddhist-era years.
Compare a time across cities anywhere in the world.
Read a cron expression in plain words and see its next runs.
Convert between binary, octal, decimal and hexadecimal.
View a JWT's header and payload.
MD5, SHA-1/256/384/512 from text.
Get a file’s MD5 and SHA hashes to verify it downloaded intact.
Generate random UUID v4s, with copy.
Create strong random passwords, fully customizable.
Test regular expressions and see matches.
Press a key and read event.key, event.code, keyCode and which instantly
Download dummy test files in any format — document, image, audio, video — at any size.
Build a robots.txt that tells crawlers where they may go.
Build a sitemap.xml from your list of page URLs.
Build an llms.txt so AI answer engines understand your site.
Read a PHP serialize() blob and convert it to and from JSON.
Turn a PHP array literal into a JavaScript object.
Turn a PHP array literal into ready-to-use JSON.
Social & marketing
QR Code Generator
Create QR codes for links, text, Wi-Fi and phone numbers.
LINE Chat Link Generator
Make an add-friend or chat link for LINE to share with customers.
WhatsApp Chat Link Generator
Create a click-to-chat WhatsApp link with a ready-made message.
Spin the Wheel
Add names or choices and spin a colourful wheel to pick a winner.
Live Quiz Game
Write questions, let everyone answer from their phone, and rank them live on accuracy and speed.