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Count the frequency of characters or phrases in your text. Supports custom N-gram lengths and character types.

Generate and download a free high-resolution 1-9 multiplication table chart for easy printing.

Automatically add numbers or letters to multiple lines of text. Supports custom starting values and formats for easy list organization and document formatting.

Automatically generate elementary math practice problems for addition, subtraction, multiplication, and division. Supports mixed calculations up to 10, 20, and 100.

Browse over 2,000 Unicode special symbols. Copy and paste to beautify your social media text instantly.

Generate free 1-10 number tracing worksheets to help kids master early writing skills.

Create printable pinyin and Chinese character worksheets for first- and second-grade learners. Choose a built-in vocabulary list or add your own words, then export a high-resolution worksheet in one click.

Convert horizontal text into traditional vertical layout, great for calligraphy, classical Chinese, and poster design.

Remove digital signatures from PDFs while keeping the original content intact. Ideal for document editing and privacy protection.

Intelligently compare the semantic similarity of two texts and get a 0 to 1 score. Ideal for plagiarism checks and content analysis.

Create printable Chinese handwriting worksheets using classic poems or your own text. Customize Tian Zi grid size and layout, then export high-resolution PNG or PDF files.

Achieve high-precision conversions between lat/long, addresses, and WGS84/GCJ02/BD09 coordinate systems to fix map location offsets.

Create custom English italic handwriting worksheets online. Instantly generate printable Italianno tracing copybooks for calligraphy and signature practice.

Accurately extract PDF text and convert it into standard Markdown format.

Generate printable A4 grid student name tags online for free. Supports multiple themes and one-click export to high-quality PNG or PDF for easy printing.

Automatically handle first-line indents, clean up extra blank lines and spaces, and unify punctuation for clean, well-formatted text.

Easily convert vCard (.vcf) contact files into Excel spreadsheets (.xlsx) online.

Generate custom, pixel-perfect grids with adjustable rows, columns, line styles, and colors.

Convert plain text into visual ASCII art. Perfect for code comments, social media, and more.

Turn Chinese passages into customizable handwriting practice sheets, ready to print or export.