All tools

Browse the complete list of available tools.

PNG to WebP Converter

Free PNG to WebP converter online — bulk convert in your browser, no upload, no daily limits.

Word Counter

Count words, characters, lines, and characters without spaces.

Emoji Picker

Copy the most popular emojis for Facebook, Instagram, and WhatsApp — plus a full searchable picker.

WebP to PNG Converter

Free WebP to PNG converter online — bulk convert in your browser, no upload, no daily limits.

JSON Formatter

Format and validate JSON.

Robots.txt Generator

Generate a robots.txt file quickly.

Meta Description Length Checker

Free meta description length checker — see if your snippet text fits before it gets cut off.

Meta Title Length Checker

Free meta title length checker for SEO — see if your title fits Google’s display limit.

QR Code Generator

Create QR codes for URLs, text, or Wi‑Fi — generated in your browser, nothing uploaded.

WhatsApp Link Generator

Create wa.me click-to-chat links with an optional prefilled message.

Slug Generator

Generate an SEO-friendly slug from text.

HTML Special Characters

Find and copy HTML symbols and entities (©, €, →, ≠…) with search — browser only.

Cron Expression Generator

Build and explain 5-field cron schedules with presets — client-side only.

Keyword Density Checker

Calculate keyword frequency and density in text.

Image to Base64

Convert an image to a Base64 data URL locally with FileReader — no upload.

Unix Timestamp Converter

Convert between Unix timestamp and date/time.

Character Counter

Count characters with and without spaces.

Base64 to Image

Preview and download an image from a Base64 string or data URL in your browser.

Password Generator

Generate strong random passwords.

Text Case Converter

Convert text to UPPERCASE, lowercase, Title Case, and Sentence case.

YAML Formatter

Format and validate YAML locally in your browser with js-yaml.

Base64 Decoder

Decode Base64 back to text.

Base64 Encoder

Encode text to Base64.

SERP Snippet Preview

Preview how your title and description may appear in search.

SHA-256 Hash Generator

Generate SHA-256 hash for a string.

Emoji Remover

Remove emojis from text for clean titles, CSV, SEO fields, and plain messages. Browser-only.

SHA-512 Hash Generator

Generate SHA-512 hash for a string.

URL Decoder

Decode percent-encoded URLs back to text.

URL Encoder

Percent-encode a string for safe URLs.

SHA1 Hash Generator

Generate SHA1 hash for a string.

MD5 Hash Generator

Generate MD5 hash for a string.

JSON Minifier

Minify JSON by removing whitespace.

UTM Builder

Build UTM-tagged URLs for campaigns.

Remove Duplicate Lines

Remove duplicate lines from text while preserving order.

XML Formatter

Format and pretty-print XML.

HTML Stripper

Remove HTML tags and keep only text.

UUID Generator

Generate UUID v4.

JWT Decoder

Decode JWT header and payload (no verification).

Find and Replace

Replace text with optional case-insensitive mode.

Bytes Converter

Convert bytes to KB/MB/GB/TB.

HTML Entities Decoder

Decode HTML entities back to characters.

HTML Entities Encoder

Encode special characters into HTML entities.

Word Frequency Counter

Show top words and their counts.

Number Base Converter

Convert numbers between binary, decimal, hex.

Bcrypt Hash Generator

Generate bcrypt password hash (cost configurable).

CSV to JSON

Convert CSV into JSON array.

JSON to CSV

Convert a flat JSON array into CSV.

Canonical URL Generator

Build canonical tag for a given URL.