AsKrs Services
All main AsKrs pages in one place.
Start here
Pick a group first.
Move from a broad task to the exact AsKrs page. Use it to jump into PDF tasks, image conversion, text utilities, developer tools, calculators, and daily information without guessing the next click.
What is here
Tools, calculators, daily pages, travel, and support links.
Pick a category, then open the exact page.
When to open it
Use this when the task is clear but the page name is not.
When you want the full picture first.
How to move
Start at the category, then choose the right page.
If you already know the task, jump straight to detail.
Support links
Open sources, privacy, contact, and fixes here too.
Quick links
Tools, calculators, daily pages, support.
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AsKrs Services
All AsKrs pages in one place.
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Free online tools
Compress, convert, inspect, and clean files in the browser.
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Calculators
Get the number you need for money, dates, health, and planning.
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Daily information
Weather, exchange, gold, and daily reads for today.
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Trending by country
Open trend rankings by market.
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HTML sitemap
Browse all public pages from one place.
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Contact and feature requests
Request a missing page or report a broken page.
Service info
Open sources, privacy, and contact.
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About AsKrs
What AsKrs does and where to start.
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Sources and Updates
Check source labels, freshness, saved data, and corrections.
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Corrections
Report wrong pages, outdated data, or confusing wording.
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Contact
Send support or fix requests.
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Privacy Policy
Read how AsKrs stores language preferences, processes browser-side files, and uses third-party data providers.
Image and icons
Compression, resizing, format conversion, and favicon tasks.
Image Compressor
Compress JPG, PNG, and WebP images in your browser.
Image Resizer
Resize images by width and height with aspect ratio control.
JPG to PNG Converter
Convert JPG and JPEG files into clean PNG output.
Image to JPG Converter
Convert JPG, PNG, WebP, or GIF files into JPG output in one browser-based tool.
Image to PNG Converter
Convert common image files into PNG output for editing and transparent-ready tasks.
Image to WebP Converter
Turn common image files into WebP output for smaller web-friendly delivery.
GIF Generator
Combine multiple still images into one animated GIF file with adjustable frame timing.
HEIC Viewer
Open HEIC or HEIF images in the browser and convert them into viewable PNG output.
SVG Whitespace Remover
Tighten the SVG viewBox around the actual artwork and remove extra canvas space.
Base64 Image Converter
Convert images to Base64 data URLs and restore Base64 strings back to images.
Image URL Generator
Create object URLs and data URLs from an uploaded image file in one browser flow.
Favicon Generator
Generate common favicon PNG sizes and a simple web manifest from one source image.
Stamp Image Maker
Generate a clean stamp-style PNG image with text, shape, and ink color controls.
Magic Eye Generator
Generate a simple autostereogram-style image with hidden text.
PDF tools
Merge, split, sign, crop, convert, and make PDFs.
PDF Merge
Combine multiple PDF files into one merged document.
PDF Split
Split a PDF by page ranges or individual pages.
PDF Page Remover
Remove selected pages from a PDF and save the remaining pages as a new file.
PDF Simple Edit and Sign
Draw a signature and place it on a selected PDF page for a fast signed export.
PDF to JPG
Render PDF pages into JPG image files from the browser.
PDF to PNG
Render PDF pages into PNG image files for crisp previews and editing work.
PDF Page Half Splitter
Split each PDF page into separate left and right half pages.
PDF Two-Up Combiner
Place two PDF pages side by side on one output page.
PDF Margin Cropper
Trim top, right, bottom, and left margins from every page in a PDF.
Image to PDF Converter
Turn one or more images into a single downloadable PDF document.
EML Viewer
Open EML email files in the browser and inspect headers, plain text, HTML, and attachments.
Text and writing
Counting, cleanup, subtitles, keyboard fixes, speech, and writing-focused utilities.
Word Counter
Count words, characters, sentences, paragraphs, and reading time.
Character Counter
Check character counts, space-free counts, lines, and supporting text metrics.
Text Case Converter
Convert text to title case, sentence case, camelCase, snake_case, and more.
Special Character Table
Copy symbols, arrows, currency marks, and math characters fast.
ASCII Art Generator
Turn short text into banner-style ASCII art with a few classic FIGlet fonts.
SMI to SRT Converter
Convert old SMI subtitle timing into modern SRT blocks from one text page.
Korean Keyboard Converter
Fix text typed on the wrong Korean or English keyboard layout and recover the intended input.
Text to Speech
Speak text aloud using the browser speech synthesis engine and available voices.
Speech to Text
Capture microphone speech and turn it into live transcript text in the browser.
Slug Generator
Turn titles and phrases into clean URL slugs for SEO and publishing.
Line Sorter
Sort multi-line text alphabetically or numerically in one click.
Line Reverser
Reverse the order of multi-line text instantly.
Whitespace Cleaner
Trim extra spaces and blank lines from messy text blocks.
Remove Duplicate Lines
Clean duplicate lines from multi-line text with trimming and case options.
Text Diff Checker
Compare two text blocks line by line and highlight added, removed, and matching lines.
Developer and data
Encoding, JSON, CSV, source inspection, code cleanup, and browser-side utility debugging.
Base64 Encode and Decode
Encode plain text to Base64 and decode it back safely.
JSON Formatter and Validator
Pretty-print, minify, and validate JSON with parse error feedback.
URL Encode and Decode
Encode and decode URL strings with safe error handling.
CSV to JSON Converter
Turn header-based CSV data into formatted JSON arrays for APIs and imports.
JSON to CSV Converter
Convert JSON objects or arrays into spreadsheet-ready CSV output.
Unix Timestamp Converter
Convert Unix timestamps into readable dates and turn dates back into Unix seconds or milliseconds.
HTML Escape and Unescape
Encode and decode HTML entities safely for code and content tasks.
Encoding Toolkit
Encode and decode URL, Base64, HTML, and Unicode values from one tool.
HTML Entity Table
Reference common HTML entities for quotes, arrows, spacing, marks, and typographic punctuation.
ASCII Code Table
See printable ASCII rows and control codes with decimal and hexadecimal values.
Code Formatter
Apply lightweight formatting to JSON, HTML, CSS, and JavaScript snippets.
Code Minifier
Minify JSON, HTML, CSS, and JavaScript snippets by stripping extra whitespace and noise.
Keyboard Event Viewer
Inspect key values, key codes, and modifier states from live keyboard events.
HTML Source Viewer
Fetch a page URL and inspect its raw HTML source, title, language, and extracted body text.
Web Editor
Edit HTML, CSS, and JavaScript in one live preview workspace.
File Checksum Lookup
Calculate CRC32, SHA-256, SHA-384, and SHA-512 checksums for an uploaded file.
Converters
Time zones plus measurement, travel, energy, and engineering unit conversion.
Time Zone Converter
Convert the same date and time between major global time zones.
Unit Converter
Convert length, weight, temperature, and data size from one page.
Length Converter
Convert millimeters, centimeters, meters, inches, feet, and miles.
Weight Converter
Convert grams, kilograms, pounds, ounces, and metric tons.
Temperature Converter
Convert Celsius, Fahrenheit, and Kelvin accurately.
Data Size Converter
Convert bytes, KB, MB, GB, and TB using binary units.
Speed Converter
Convert km/h, mph, m/s, knots, and related speed units in one place.
Area Converter
Convert square meters, hectares, acres, and other area units instantly.
Volume Converter
Convert liters, milliliters, cups, gallons, and other volume units.
Pressure Converter
Convert bar, kPa, psi, atmosphere, and other pressure units.
Energy Converter
Convert joules, calories, kilowatt-hours, watt-hours, and other energy units.
Fuel Economy Converter
Compare km/L, L/100km, US mpg, and UK mpg from one page.
Angle Converter
Convert degrees, radians, gradians, arcminutes, and arcseconds.
Utility and generators
QR, passwords, hashes, UUIDs, random picks, and quick utility generators.
QR Code Generator
Generate QR codes for links, text, email, phone, or contact cards.
Password Generator
Create random passwords with length and character-set controls.
UUID Generator
Generate one or many UUID v4 values instantly in the browser.
Hash Generator
Generate SHA-256, SHA-384, and SHA-512 hashes from text.
Random Number Generator
Generate random integers or decimals with count and duplicate controls.
Lotto Number Generator
Generate 6-number lotto sets plus a bonus number for quick random picks.
Barcode Generator
Generate CODE128, EAN, and UPC barcodes as crisp SVG output.
Barcode Scanner
Scan barcodes from an uploaded image with the browser BarcodeDetector API when supported.
Original URL Expander
Follow shortened or redirecting links and reveal the final destination URL.
IP Lookup
Check the current request IP address, forwarded information, and browser metadata.
Flashlight
Toggle the device camera torch on supported mobile browsers.
Postcode Lookup
Open a Korean postcode search flow and capture the selected road or jibun address.
RSS and Web Viewer
Open an RSS feed or web page URL and preview feed items or extracted article text.
Color Table
Review reusable color swatches with hex values for UI, branding, and utility pages.
Text Encryption
Encrypt or decrypt text with password-based AES-GCM directly in the browser.
Calendar Print
Generate a clean printable month calendar with week-start controls.
Habit Tracker Maker
Create a printable monthly habit tracker grid from your own list of routines.
Calculators
Money, date, health, and planning.
Loan Calculator
Estimate monthly payments, total repayment, and total interest.
BMI Calculator
Calculate body mass index and review your classification.
Date Calculator
Measure date differences and add or subtract days.
Percentage Calculator
Solve percent-of, increase or decrease, and comparison cases.
Currency Exchange Calculator
Convert currencies using the latest reference rate.
Salary After-Tax Calculator
Estimate net salary with Korea-first logic and a safe custom mode.
Car Loan Calculator
Estimate monthly installment cost for a vehicle purchase.
Stock Return Calculator
Estimate gain or loss after quantity, fees, and tax assumptions.
Calorie Calculator
Estimate maintenance calories and goal-based targets.
Age Calculator
Calculate age in years, months, days, and total elapsed days.
Days Until Date Calculator
See how many days, weeks, and months remain until a target date.
GPA Calculator
Calculate weighted GPA on a 4.0 scale from course credits and grades.
Discount Calculator
Calculate discount amount, coupon savings, tax, and final price.
Tip Calculator
Calculate tip amount, total bill, and per-person split.
Daily pages
Weather, exchange, gold, and daily reads.
Today's Weather
Check local weather and forecast fast.
Today's Exchange Rate
View the latest exchange rates with update timestamps.
Today's Gold Price
Track the latest available gold spot estimate with ounce and gram views.
Today's Fortune
Read a stable daily fortune with lucky color, time, and number.