EVEDAYS

A collection of useful web tools that run directly on your device, offering fast and secure processing without server uploads.

All tools 24

  • PayCalPart-time Wage Calculator

    A free real-time wage calculator for employers and part-time workers. Securely enter hourly rates and work hours to compute monthly pay instantly in the browser without server transmission.

  • PDF ToolFree PDF Split & PNG Converter

    A smart tool to safely and quickly extract, split PDF pages, or instantly convert them into high-quality PNG image files for batch download inside the browser without server uploads.

  • World ClockReal-time World Clock

    A fast and easy world clock tool to check the current real-time hours of major global cities like Seoul, New York, and London.

  • Exchange RateReal-time Multi-Currency Calc

    A simple currency calculator that instantly converts a base currency into various global currencies like KRW, USD, and JPY in your browser without server uploads.

  • Secure PassPassword & Hash Generator

    A security tool to safely generate strong, random passwords or convert text to various hashes (MD5, SHA, etc.) locally without server transmissions.

  • Color ExtractImage Color Palette Extractor

    A utility for designers to instantly analyze dragged-and-dropped images in the browser and extract 6 matching color palette coordinates.

  • JSON FormatterPremium Local JSON Validator

    A beautiful and intuitive JSON formatter for front-end developers. Offers secure real-time syntax validation and code highlighting locally without leakage risks.

  • Markdown EditorReal-time Markdown Editor

    A free markdown editor to use instantly in the browser without server uploads. Provides real-time preview, code syntax highlighting, auto-save, and TOC generation.

  • Health CalculatorBMI · BMR · TDEE Calculator

    A free health calculator to compute BMI, BMR, and TDEE in your browser instantly without server data transmissions.

  • Unit ConverterLength·Weight·Temp Converter

    A free unit converter to use instantly in the browser. Swiftly convert length, weight, temperature, area, speed, and data units in one place.

  • QR GeneratorFree QR Code Generator

    Generate QR codes instantly in the browser without server transmissions. Convert URLs, text, WiFi, and contacts into QR codes and download as PNG/SVG.

  • Timer & StopwatchTimer · Stopwatch · Pomodoro

    An online timer, stopwatch, and pomodoro clock to use directly in the browser. Features alarm sounds and wake lock screen prevention.

  • Image CompressorImage Compression & Conversion

    A helpful tool to safely and quickly compress image file sizes and mutually convert formats among PNG, JPG, and WebP for download inside the browser.

  • Word CounterWord Count & Text Analysis

    Instantly calculate characters (with/without spaces), bytes, and word counts in your browser, and analyze word frequency without server uploads.

  • D-Day & AgeD-Day · Age · Anniversary Calc

    Easily compute legal age, birth year zodiacs, anniversary countdowns, military discharge dates, and baby months in your browser without server uploads.

  • Diff ViewerText & Code Diff Viewer

    A tool for developers and professionals that securely compares and visualizes text or code changes (additions, deletions, modifications) in real-time within the browser, without server transmission.

  • NotepadOnline Notepad · Auto Save

    A free online notepad that works instantly in your browser without server transmission. Features multiple notes, auto-save, search, and TXT export.

  • Percent CalcPercent · Discount · VAT Calc

    A free percent calculator that instantly computes basic percentage, rate of change, discount price, and VAT in your browser without server transmission.

  • EncoderBase64 · URL Encoder/Decoder

    A free developer tool that instantly handles Base64, URL, HTML Entity, and Unicode encoding/decoding in your browser without server transmission.

  • Random PickerRandom Draw · Team Divider

    A free random picker that instantly handles name drawing, number generation, and team division in your browser without server transmission.

  • GradientCSS Gradient Generator

    A free tool to visually create and copy CSS linear, radial, and conic gradient code in real-time with interactive color pickers.

  • RadixBinary · Hex · Decimal Converter

    A free developer tool that converts between binary, octal, decimal, and hexadecimal with bit visualization, directly in your browser.

  • SubscriptionSubscription Organizer

    A free tool to calculate and manage monthly subscription fees like Netflix and YouTube Premium in your browser without server uploads.

  • Video CodecVideo Codec Converter

    Re-encode video to H.264, VP9, or AV1 entirely in your browser — lower the resolution or strip the audio and download the result, with nothing uploaded to a server.

EVEDAYS — Secure, serverless web tools

EVEDAYS is a premium web utility hub prioritizing your privacy and data security. Unlike many online utilities, all computations, file conversions, and data processing on EVEDAYS are performed 100% locally within your browser (client-side memory) in real time. Any file you upload or text you type never leaves your device and is never sent to or stored on external servers.

Our service provides over 20+ powerful utilities for daily and business needs, including payroll calculators, PDF editing, image compression, secure password generation, and developer converters. Every tool opens instantly in a calm, readable interface with light and dark modes, with no registration or installation. Feel safe processing sensitive tasks such as password creation or business salary calculations.

The three commitments of EVEDAYS

  • 1. Complete Local Processing (100% Client-Side): All processing completes in your browser without any network transfers.
  • 2. No Sign-up, No Installation: Access all tools instantly without authentication, forced payments, or pop-up ads.
  • 3. Easy for everyone: every feature works with a keyboard, a screen reader, and on mobile.