像素轻 vs PDFPress

像素轻 Pixel 是一款专注「图片/视频轻量化与尺寸处理」的工具应用：无损压缩、等比缩放、指定尺寸、格式转换、图片文字水印、视频压缩一站式完成，让你的照片、设计图和短视频在不影响观感的前提下更省空间、更好分享。 >>核心功能 无损压缩：智能减小图片体积，释放存储空间，分享更轻松 等比缩放：一键锁定宽高比，按比例放大/缩小不变形 指定尺寸：自定义输入宽高，满足电商/社媒/证件照等尺寸需求 格式转换：支持 JPG / PNG / WEBP 等输出选择（含保持原始） 图片文字水印：自定义水印内容、位置与透明度，保护版权与品牌露出 视频压缩：4 档画质可选（最佳/高/中/低），显著降低体积，发送更顺畅 最近处理记录：自动保存处理历史，随时查看对比与压缩比例 简洁体验：清爽卡片式界面，操作直观，上手即用 >>使用场景 手机存储告急：批量处理前先压缩，轻松释放空间 社交平台上传：控制尺寸与体积，图片/视频上传更快更稳 设计与交付：按要求输出指定像素尺寸、格式更规范，并可添加水印防盗用 视频分享/传输：微信群/邮件/网盘上传前先压缩，省流量、省时间

Compress PDFs to fit any upload limit — privately, on your phone. PDFPress shrinks PDF files without losing visible quality, so you can fit them under the strict size limits set by job portals, government forms, email attachments, and online applications. Everything happens on your device — your documents never leave your phone. WHY PDFPRESS: • 100% On-Device — Your sensitive documents never upload to any server. Bank statements, ID proofs, contracts, medical records — they all stay private on your phone. • Compress to Target Size — Tell PDFPress your exact size limit (1 MB, 2 MB, 5 MB, or any custom size) and it intelligently compresses until your PDF fits. Perfect for Aadhaar uploads, job application portals, exam forms, and email attachments. • Three Quality Presets — Low, Medium, and High compression for any need. Plus a custom quality slider for total control. • Batch Compression — Compress up to 500 PDFs at once. Save hours when handling many documents. • Merge PDFs — Combine multiple PDFs into a single document with drag-to-reorder. • Honest Results — When a PDF cannot be compressed further (text-only documents are already optimized), PDFPress tells you clearly instead of pretending. PERFECT FOR: • Job application uploads with 1-2 MB limits • Aadhaar, PAN, and government form submissions • Exam application portals (UPSC, SSC, NEET, JEE, etc.) • Email attachments that exceed size limits • Bank KYC document uploads • WhatsApp document sharing • Scanned document storage FREE & PRO TIERS: • Free version compresses any PDF up to 25 MB at Low quality, one file at a time. • Pro (one-time purchase) unlocks all quality presets, custom quality slider, target size compression, batch up to 20 PDFs, and unlimited file size. • Pro+ (one-time purchase) adds batch up to 500 PDFs and PDF merge. NO SUBSCRIPTIONS — EVER: PDFPress is a one-time purchase. Pay once, use forever. No monthly fees, no annual renewals, no surprises. PRIVACY FIRST: PDFPress works completely offline. No account required. No analytics tracking. No advertising. Your documents are processed entirely on your device and never sent to any server — not ours, not anyone's.