Remeins Tools
Remeins Tools
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PDF compression

PDF compression reduces file size for faster transfer, storage, and printing. It removes unused data such as blank space and unnecessary metadata while keeping the original content and quality intact.

前端轻量压缩：将每页栅格化为 JPEG 后重建 PDF，体积明显减小。压缩后文字不可选中；如需无损压缩请使用服务端高级版。

纯前端处理，文件不上传服务器。下载走统一下载页。

Supported formats

This function provides PDF format conversion. Do not upload illegal or infringing files.

PDF compression

Remeins provides free PDF compression tools with unlimited usage, up to 50MB per file, and no charge.

About file security

We take file security seriously. Do not share file codes with others. All files are automatically deleted after one day.

PDF compression Online Tool Description

PDF compression removes unnecessary data from a document to reduce file size without affecting content or quality. It helps you quickly shrink PDFs for storage and sharing.

The main goal is faster transmission online, less disk use, lower bandwidth consumption, and quicker loading. Common methods include image compression, font subsetting, and document structure optimization—removing unused metadata and objects while keeping appearance intact.

Image compression reduces embedded graphics efficiently; font compression trims font data without hurting layout; structure optimization cleans the file internally for a smaller footprint.

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Images

size of the picture Picture compression picture stitching text generated image Make GIF pictures online Add rounded corners to pictures in batches Image exif information view Online batch image mirroring PSD to picture Rotate pictures in batches online Crop pictures online Generate stamp online image to text Image to form Gif extract picture Image format conversion Add watermark to picture picture clear Image to Word Image to ICO icon Online character extract Image online segmentation The Nine Palaces Picture.

Count

Date Calculator Waist to Height Ratio (WHtR) Calculator. Daily nutrient intake calculator. Best Fat Burning Heart Rate Calculator. RM calculation angle Data storage. speed time strength Density Temperature pressure Length volume Power heat Area Shelf life calculator Age calculator Smoking cost calculator Breathing frequency calculator Nicotine Level Calculator Diabetes diet calculator Nutritional Risk Index (NRI) Calculator Normal body temperature calculator High blood pressure calculator Body Composition Calculator Body surface area calculator Female thigh size standard calculator. Standard Body Proportion Calculator Centrally Obese Calculator Body Weight Calculator Sports heart rate calculator. Protein calculation Muscle Potential Calculator The calculation of maximum circumference. Body fat calculator Hydration calculator Fat burning heart rate calculation Beauty standard dimension Body Mass Index (BMI) Calculator Waist-hip ratio calculator Future time query Basal metabolic rate calculation Calorie calculator Weight gain calculation. BMI calculator Dog Age Calculation Car fuel consumption calculator Electricity calculator Self-measuring tool for female standard body measurements. Cat age calculator.

Programmer

MD5 generation Online Unix Timestamp Conversion Tool Robots.txt File Generation Tool Bulk URL Link Generator CHMOD Command Calculator Meta Tag Generator OPEN Parameter Generator and Popup Window Generator Syntax Highlighting User Agent Information Viewing MagicBytes (File Signature) IT Term Pronunciation HTML Filtering HTML Code Debugging HTML Special Characters Table Keyboard Key Values (Keycode, ASCII Codes) Regular Expression Testing Tool Image BASE64 Conversion JSON to Java Entity Class Generation Tool JSON Code Validation and Formatting JSON to C# Conversion Website 301 redirect code generator. Base64 encoding/decoding Convert CSV to HTML table. Multilingual domain name decoding Hard disk integer partition calculator. Morse code encryption Translate the text into HTML. JSON compression and escaping tool XPath testing tool Translate the result directly in English please: Excel to Json. Sorting JSON. HTML code conversion Convert JSON to XML Escape encryption / UnEscape decryption JS obfuscation Online URL encoding and decoding. Htpasswd Generator Unicode to Chinese translation. Convert database SQL to POJO Deserialization-based tool for generating JSON and code. XPath locating elements such as images, links, etc. Append or remove double quotes in SQL. HTML/Markdown converter tool ip to int, ip to number Hash/Hashing Convert .htaccess to Nginx SQL compression, formatting XML formatting/compression JS/HTML formatting CSS formatting HTML Compression Base conversion View webpage source code. HTML escape tool Convert HTML to string (with backslash concatenation). Convert HTML to a JavaScript string.

Devise

One-Click Generation of App Icons in All Sizes Round Corner Image Creation Comprehensive Screen Size Standards Color Matching Calculator RGB color combination calculator for the three primary colors Two-color mixer Color Background Calculator Opposite Color Picker Calculator CSS Background Gradient Code Generator Linear Gradients Debugging Tool CSS3 border-radius (rounded corner) effect debugging tool CSS3 Text Stroke refers to a technique for outlining text with a specified color or thickness. text-fill is not a valid term in CSS, please provide more context or information for clarification. CSS3 Text Shadow Effect Debugging Tool CSS3 Box Shadow Effect Debugging Tool CSS3 transform and transform-ori Color recognition by image uploading web safe colors The calculation of intermediate colors Color value conversion tool RGB color reference Palette Commonly used colors in web pages Traditional Japanese color. Traditional Chinese Colors PPI stands for "pixels per inch." PX to EM, EM to PX converter tool. Image pixel dimension conversion tool (cm/inch) Placeholder image generation.