LineCounterAI
100万人以上のユーザーに信頼No.1 高精度行数カウンター

コードとテキストのための 最高峰の精密行数カウンター

テキスト行数、文字数、単語数を瞬時に計算。総行数、非空行、ソースコードSLOCの計測からスクリーンショットOCRによる文字抽出まで完全対応。

0ms クライアント処理
コードSLOC & AST解析
スクリーンショットOCR
100% 完全プライベート
1

画像をドラッグ&ドロップするか、クリックしてファイルを選択

Line: 1, Col: 1·0 B·UTF-8
0 min read
総行数
0
All CRLF & LF
非空行数
0
With content
空行数
0
0 whitespace
単語数
0
文字数
0
0 no spaces
文字数(空白除外)
0
0 paragraphs
Code Analysis (SLOC)
Source (SLOC)
0
Comments
0
Comment Ratio
0%
Line Length Distribution
Average0 chars
Shortest0 chars
Longest0 chars
主な機能

開発者とプロフェッショナルのための設計

テキストやコードの行数を高精度に分析・整形・カウントするために必要なすべてのツール。

ソースコードSLOCカウンター

15以上の言語で、物理行数と実行可能なコード行(SLOC)、複数行コメント、空行を正確に判別。

15+ Languages Supported →

画像・スクリーンショットOCR

クリップボードから画像貼り付け(Ctrl+V)やドラッグ&ドロップで、ブラウザ内で即座に文字と行数を抽出。

100% Client-Side OCR →

100% ブラウザ内完結のプライバシー

サーバー送信ゼロ。機密コードや法務文書もすべて端末のメモリ内だけで安全に処理されます。

Zero Backend Transmission →

高度な文字・単語メトリクス

空白有無別の文字数、推定読了・発話時間、出現頻度など多角的な分析結果を提供。

Sub-millisecond processing →

ワンクリック行整形

行番号の追加、空行除去、重複行の排除、アルファベット順・長さ順ソート、接頭辞付与が瞬時に可能。

Instant Batch Operations →

多彩なファイル出力

整形済みデータを TXT、CSV、JSON、Markdown 形式で素早く保存・活用できます。

TXT, CSV, JSON, Markdown →
Workflows

あらゆるワークフローにフィット

エンジニア、作家、研究者、コンテンツ制作者の多様な作業を加速します。

01 · ソフトウェアエンジニア

コードSLOC

リポジトリのSLOC計測、プルリクエストの行数確認、JS/Python/Rust/Go/C++のコード密度分析。

02 · 作家・ライター

行数カウンター

詩の連や行数の計測、対話文の密度確認、出版物の行数制限への適合チェック。

03 · 学生・研究者

画像OCR

レポートの字数・行数要件の確認、PDF画像からの引用文抽出、学術論文の監査。

04 · SEO・コンテンツ制作者

文字数

メタタイトルや説明文の文字数確認、SNS投稿の行数調整、可読性の最適化。

Comprehensive Guide & Documentation

The Ultimate Online Line Counter, Code SLOC & Text Analytics Engine

Discover how our multi-functional text line counter, code analyzer, and character counter empower developers, writers, editors, and students worldwide.

Precision Text & Document Metrics

Why Every Workflow Needs an Accurate Text Line Counter

Whether you are analyzing software logs, reviewing legal documents, preparing poetry submissions, or managing content limits, an accurate Line Counter is an indispensable utility. Our online text line counter delivers instant, millisecond precision right in your browser. Unlike basic counters that fail on trailing spaces or mixed Windows (CRLF) and Unix (LF) line breaks, our system normalizes every delimiter to provide clean, verifiable metrics for total lines, non-empty lines, and whitespace-only lines.

When drafting documents across word processors, users frequently need a reliable line counter word utility to match formatting requirements in Microsoft Word or Google Docs. Furthermore, if you are extracting content from research papers or ebooks, our tool doubles as an efficient pdf line counter, helping you inspect extracted lines, normalize irregular breaks, and format paragraphs effortlessly.

Source Code SLOC & Comment Audit

Developer-Grade Code Line Counter and SLOC Metrics

Measuring project velocity, technical debt, and codebase size requires more than simple text tallying. Our specialized code line counter features built-in syntax heuristics for over 15 programming languages, including JavaScript, TypeScript, Python, C/C++, Java, Go, Rust, HTML, CSS, SQL, and Shell scripts.

Acting as a dedicated code sloc counter, the engine isolates pure Source Lines of Code (SLOC) from single-line comments (//, #, --), multi-line block comments (/* */, <!-- -->), and blank lines. This provides development teams with clear visibility into their code-to-comment ratios, code cleanliness, and documentation density during pull requests and architectural reviews.

Word, Character & Limit Management

Integrated Word Counter & Real-Time Character Limit Counter

Writing for digital platforms demands strict adherence to length constraints. Line Counter AI features a comprehensive word counter and granular Character Counter that calculates character volume with and without whitespace.

If you are crafting search engine title tags, meta descriptions, Google Ads copy, SMS messages, or social media posts for platforms like X (Twitter), LinkedIn, and Instagram, our character limit counter and character length counter prevent truncation and alert you before you exceed maximum boundaries. Real-time reading time estimates and word density breakdowns ensure your copy remains concise, punchy, and impactful.

Specialized Text Formatting & Verification

From Poem Line Counter to Paragraphs & Text Line Counter Reels

Creative writing and structural analysis demand flexible text segmentation. Poets and literary editors rely on our poem line counter to monitor strict syllabic and line requirements in sonnets, haikus, limericks, and free verse. Simultaneously, our paragraph line counter reveals structural balance by measuring average lines per paragraph, sentence lengths, and blank line spacing across manuscripts.

Just as anglers and industrial technicians rely on physical line counter reels or a mechanical reel with line counter to track line depth and payout with flawless precision, digital creators need continuous stream measurement for text feeds, transcripts, teleprompter reels, and log lines. Line Counter AI serves as your digital line counter reel—offering smooth scrolling, instant line numbering, sorting, deduplication, and screenshot OCR extraction without limits.

Zero Server Latency
100% private, client-side execution in your browser with zero data retention.
🔍 Multi-Language SLOC
AST heuristics for JS, TS, Python, Go, Rust, Java, C++, SQL, HTML, CSS.
📋 Batch Formatting Suite
Add prefixes, line numbers, sort A-Z, remove duplicate and blank lines instantly.
Frequently Asked Questions

Questions & Answers on Line & Character Counting

Detailed guides and answers for online line counting, character limits, Microsoft Word line tools, and source code SLOC analysis.

01How can I count lines online?

To count lines online, paste or type your text into Line Counter AI. The real-time counting engine instantly calculates total lines, non-empty lines, empty lines, words, characters, and code SLOC without sending any data to remote servers.

02Is there a line counter in Word?

Yes, Microsoft Word includes a line counter feature. You can check the line count by opening the Word Count dialog box from the status bar at the bottom of the window, or by turning on line numbers in the Layout tab. Alternatively, copy and paste your text into Line Counter AI to get an instant breakdown of physical lines, empty rows, words, characters, and formatting cleanup tools.

03What is a line counter for?

A line counter is used to measure the height, structure, and volume of text or code. It is commonly used by developers to track Source Lines of Code (SLOC), poets to verify meter and stanza lengths (e.g., 14-line sonnets), students and legal professionals to meet line limit submission criteria, and data analysts to count records in CSV or log files.

04How do I put a line count in Word?

To put a line count in Microsoft Word, navigate to the Layout (or Page Layout) tab in the top ribbon, click 'Line Numbers' in the Page Setup group, and select 'Continuous'. Word will immediately display line numbers in the left margin next to each line of text. You can also select 'Restart Each Page' or 'Restart Each Section' based on your formatting needs.

05How to count the number of text?

To count text metrics—including lines, words, characters, paragraphs, and reading time—paste your text directly into the Line Counter AI text area. The real-time analysis dashboard instantly computes the exact number of lines, word count, character count (with and without spaces), sentence count, and average syllable density without requiring a button click.

06What is a character counter?

A character counter is a tool that calculates the exact number of individual characters in a given piece of text, including letters, digits, punctuation marks, symbols, spaces, and line breaks. Character counters are essential for optimizing social media posts (X/Twitter, LinkedIn), writing SEO meta titles and descriptions within Google SERP limits, and composing character-restricted ad copy or SMS messages.

07How to check a character count?

To check your character count, type or paste your text into the Line Counter AI editor. The counter immediately displays total characters with spaces, characters without spaces, word count, and paragraph count. You can also check real-time progress against platform limits like Twitter (280 characters), Google Meta Descriptions (160 characters), and Title Tags (60 characters).

08What is 200 words in characters?

On average, 200 words in English is approximately 1,000 to 1,300 characters with spaces included (or around 800 to 1,100 characters without spaces). The exact count depends on vocabulary complexity and sentence structure. You can paste your 200 words into Line Counter AI to see the exact character total.

09How to use character counter?

Using Line Counter AI's character counter is simple: 1) Paste or type your text into the editor. 2) Instantly view live metrics for characters (with and without spaces), words, sentences, and lines. 3) Monitor the Character Limits indicator to verify length for social media or SEO. 4) Use the formatting toolbar to trim whitespace, sort lines, or change casing.

10Are character counters free to use?

Yes, Line Counter AI is 100% free with no usage limits, no paid tiers, and no account registration required. All character counting, line calculations, and image OCR processing run entirely inside your browser, ensuring zero cost, ultra-fast performance, and total privacy.

11how to count the text line ?

To count text lines, paste your text into Line Counter AI. The analyzer scans your text across all standard newline delimiters (CRLF, LF, CR) and provides a granular breakdown: Total Lines (all line breaks), Non-Empty Lines (lines containing text or code), and Empty Lines (blank or whitespace-only lines). You can also toggle line numbering and clean empty rows instantly.

12character counter online

An online character counter like Line Counter AI provides real-time character counting (with and without spaces), word and line counts, reading time estimation, syllable density analytics, preset character limit checkers (Twitter/X, SEO titles, Meta descriptions, SMS, LinkedIn), line sorting, whitespace removal, deduplication, and screenshot OCR extraction.

13how to count line of code ?

To count lines of code, paste your source code or drop code files into Line Counter AI. The built-in SLOC analyzer detects over 15 programming languages (JavaScript, Python, C++, Java, Rust, Go, SQL, HTML, etc.) and categorizes lines into Source Lines of Code (executable logic), Comment Lines (single-line and block comments), and Blank Lines for accurate software size estimation.

テレメトリ送信ゼロ保証

完全プライベート設計。ログ収集なし。

開発者ツールはプライバシーを最優先すべきです。全処理はお使いの端末内でのみ実行されます。