🍅 ポモドーロタイマー
25分集中→5分休憩のサイクルで作業効率を上げるタイマーです。作業ログ・集中スコア・SNS共有機能付き。
📝 今日の作業を宣言してから始めよう
🍅 作業時間
25:00
準備ができたらスタート！
今日の完了ポモドーロ
0 / 4
目標：
個
集中スコア
0
完了数×10 + ボーナス
📋 今日の作業ログ
- まだログがありません。スタートして集中しよう！
※ タイマーはブラウザのタブを開いたままにしてください。タブを閉じるとリセットされます。
※ 作業ログはページを再読み込みするとリセットされます。
関連ツール
No registration required. All tools are completely free. All processing is done in your browser — your files are never sent to a server.
🎙️
Voice Memo & Recorder
Record, play back, and download audio for free. No registration required. Works entirely in your browser.
🖼️
SVG to PNG Converter
Convert SVG files to PNG with custom size. Perfect for favicons and OGP images.
🖼️
Image Compressor
Compress and reduce JPEG, PNG, and WebP images in your browser. Batch processing supported.
🎨
ASCII Art Generator
Convert text and images to ASCII art. Switch font styles and color themes. Perfect for SNS and code comments.
📅
Date Calculator
Calculate the difference between two dates, countdowns, and date arithmetic. Business day calculation included.
⚖️
BMI Calculator
Calculate BMI easily for free. Displays judgment, ideal weight, and advice. Gender-compatible with copy function.
🍺
Bill Splitter
Easily split bills for parties, travel, and meals. Supports equal split and individual amounts.
🔑
Password Generator
Generate secure passwords instantly in your browser. Customize length, uppercase, lowercase, and symbols.
📝
Character Counter
Count characters in real time for free. Supports SNS character limit checks and report word counts.
✂️
PDF Splitter
Split PDFs by page range or one page at a time.
📎
PDF Merger
Merge multiple PDFs into one file.
🔄
PDF Rotator
Rotate PDF pages individually or all at once.
📱
QR Code Generator
Instantly generate QR codes from URLs or text. No registration required. Download directly from your browser.
🗂️
JSON Formatter
Format and validate JSON for free online. No registration required. Files are never sent to a server.
📊
CSV Formatter
Format and verify CSV files entirely in your browser. No login required, files never leave your device.