日常工具集中在一處。

圖片 → PDF

將照片和影像整理到單一 PDF 中。

Delete PDF pages

Create a PDF without the selected pages.

分割並提取 PDF

選擇您需要的頁面並將其儲存為新的 PDF。

合併 PDF

依您選擇的順序合併多個 PDF。

Rotate PDF pages

Rotate all or selected PDF pages.

Extract PDF text

Copy text embedded in a PDF or save it as a TXT file.

轉換和壓縮影像

轉換為 PNG、JPG 或 WebP 並減少檔案大小。

Base64 → image

Save a Base64 image as a PNG, JPG or WebP file.

Image color picker

Click any point in an image to inspect its color.

Combine images

Join images and screenshots vertically or horizontally.

Crop an image

Crop an image using pixel coordinates and dimensions.

Grayscale and sepia image

Convert an image to grayscale or sepia.

Favicon and app icons

Create icons in several sizes from one image.

Inspect and remove photo metadata

Inspect photo EXIF and GPS information and create a PNG without photo metadata.

Pixelate an image

Turn an image into blocks for a pixelated look.

調整影像大小

調整多個影像的大小，同時保留其比例。

Image → Base64

Convert an image to a data URL that you can copy.

Make a transparent PNG

Make pixels close to the selected color transparent.

Text watermark

Add text to an image with your choice of color and opacity.

格式化並驗證 JSON

格式化複雜的 JSON 並尋找語法錯誤。

CSV → JSON

使用第一行作為列名稱將 CSV 資料轉換為 JSON。

Extract domains

Collect domains from URLs in text.

Extract email addresses

Collect unique email addresses from text.

JSON → CSV

將 JSON 陣列轉換為電子表格的 CSV。

List comparison

Find shared items, differences and the union of two lists.

Sort a list

Sort a list of lines and remove duplicates.

Markdown preview

Preview Markdown safely and save it as HTML.

Text case converter

Convert text to uppercase, lowercase or title case.

Character count

Count characters, words, lines and UTF-8 bytes.

Strikethrough and underline text

Create strikethrough or underlined text that you can copy.

Text comparison

Compare two texts line by line.

Find and replace text

Replace text using plain search or regular expressions.

Number base converter

Convert integers accurately between binary, octal, decimal and hexadecimal, even with many digits.

Base64 編碼和解碼

使用 Base64 對 Unicode 文字進行編碼或解碼。

IPv4 and IPv6 CIDR calculator

Calculate the network address, address range and address count.

Code formatter

Format JavaScript, CSS, HTML, JSON and Markdown code.

Color converter

Choose a color and view its HEX, RGB and HSL values.

SHA-256 哈希

在您的裝置上計算 SHA-256 雜湊值。

HTML entities

Encode and decode special HTML characters.

IPv4 → IPv6

Convert an IPv4 address to IPv4-mapped IPv6 notation.

JSON string encoding

Convert between text and JSON strings.

JWT decoder and HMAC verification

Inspect token contents and verify HMAC signatures.

Password generator

Generate passwords using secure randomness on your device.

QR code generator

Create PNG and SVG QR codes for text, URLs and Wi-Fi networks.

Regular expression tester

Inspect matches and groups in a JavaScript regular expression.

Table → HTML

Convert a table copied from a spreadsheet to HTML.

Text ↔ binary

Convert between text and binary UTF-8 bytes.

Text ↔ decimal

Convert between text and decimal UTF-8 bytes.

Text ↔ hexadecimal

Convert between text and hexadecimal UTF-8 bytes.

Timestamp converter

Convert between Unix timestamps in seconds or milliseconds and dates.

Unicode escapes

Convert between text and Unicode escapes.

URL 編碼和解碼

安全地對 URL 文字進行編碼或解碼。

產生UUID

根據需要產生任意數量的隨機 UUID v4 值。

翻轉時鐘

觀看時間隨著數字的翻轉而展開。全螢幕顯示以獲得更清晰的視野。

世界時鐘

查看世界各地城市的時間並找到聯繫時間。

年齡計算器

從您的出生日期找到您的年齡和下一個生日。

警報

為重要時刻設定鬧鐘，每天輕鬆重複。

日期計算器

計算日期之間的週期，或加減一個週期。

日期倒數

查看距目標日期還剩多少時間。

跑表

測量每一刻並以圈數記錄分段時間。

時間計算器

新增持續時間、轉換單位或計算工作時間。

定時器

設定您需要的時間並開始集中註意力或休息。

時區轉換器

轉換城市之間的日期和時間。

週計算器

查找日期範圍和 ISO 週數。

Area converter

Convert square meters, hectares, acres and other area units.

Expression calculator

Calculate expressions with parentheses, arithmetic and powers.

Data size converter

Convert bits, bytes and decimal or binary data sizes.

Length converter

Convert meters, kilometers, inches, feet and miles.

Mass converter

Convert kilograms, grams, pounds and ounces.

Percentage calculator

Calculate percentages, ratios and percentage change.

Ratio calculator

Simplify integer ratios and solve proportions.

Speed converter

Convert between m/s, km/h, mph and knots.

Split a bill

Split a bill with a rounding increment and an optional organizer contribution.

Temperature converter

Convert Celsius, Fahrenheit and Kelvin.

Unit converter

Convert units of length, mass, area, volume, temperature and more.

Volume converter

Convert liters, cubic meters and US or UK gallons.

Coin flip

Flip a coin to choose heads or tails.

Dice

Click the die to roll and see the result when it stops.

Random picker

Draw items from a list, with or without repeated selections.

Random teams

Divide participants into balanced teams and choose a leader for each team.