Celluloid vs Converty

或许是iOS平台上最佳的Photo Extension应用。无需打开主应用，在系统的图片应用内便可对图片进行编辑。应用具有强大的可恢复编辑特性，所有对图片的编辑和美化均可重新进行修改。三大功能：滤镜，贴纸，气泡通过简洁优雅的界面，直观明了的交互供您对图片进行个性化定制。

Converty converts, compresses and fixes your files in a few taps — and it all happens right on your iPhone. No server uploads, no account, no ads: your documents never leave your device. CONVERT ANYTHING • Images between HEIC, JPG, PNG and more • Open RAW photos and AVIF images and convert them to JPG, PNG or HEIC • Documents and photos into PDF, in one tap • Turn a video into an animated GIF • Extract a video's audio track as M4A, WAV, AIFF, CAF or Apple Lossless — and open FLAC files • Convert from any app, straight from the share sheet SHRINK FILE SIZE • Compress in one tap: pick Low, Medium or High, with an estimate of the final size • Or set the quality, the exact size or the pixels yourself • Resize images to exactly the size you need VISUAL PDF TOOLS • Fill in PDF forms with iOS's native editor: fields, text and signature • Split, rotate, reorder and extract pages, visually • Merge several files into a single PDF SCAN AND RECOGNIZE • "Scan document" opens the camera straight away and names files from their content • Extract the text from a document or photo, then fix, copy or save it as .txt TRIM AND POLISH • Trim video and audio • Change video playback speed PRIVACY FIRST Converty works entirely offline. No file is ever sent to a server, no account is required, and we collect no data. Sensitive metadata (location, date, device) can be removed with a single tap. Designed for iOS with a glass design, light and dark mode, an accent color of your choice and 48 languages — following your iPhone's language automatically.