Convoy vs ffmpeg

CONVEY - YOUR ULTIMATE ALL-IN-ONE MEDIA CONVERTER Transform every file in your media collection. MediaConverter is a powerfully simple app that converts video, audio, and image files between all popular formats -- right on your iOS device, no internet connection required. ---------------------------------------------------------------------- WHY CONVEY-MEDIACONVERTER? ---------------------------------------------------------------------- ZERO INTERNET REQUIRED All conversions run 100% locally using on-device processing. Your files never leave your device, protecting your privacy. TRUE ALL-IN-ONE TOOL One app handles all four media types -- no need to hunt for multiple specialty apps. COMPLETE FORMAT LIBRARY VIDEO Convert between MP4, MKV, MOV, WEBM, AVI, GIF -- Up to 4K resolution -- Hardware-accelerated H.264/H.265 encoding -- Multiple bitrate and quality presets -- Smart aspect-ratio modes (Fit / Fill / Stretch) -- Auto-rotation on import AUDIO Convert between MP3, WAV, FLAC, AAC, OGG, M4A -- Customizable bitrate, sample rate and VBR quality -- Volume adjustment and audio enhancements -- Album art and rich metadata preserved IMAGES Convert between PNG, JPG/JPEG, WEBP, AVIF, BMP -- Resize with custom dimensions and aspect-ratio lock -- 90-degree rotation steps and horizontal/vertical flip -- Quality and compression level controls -- Remove background with AI -- Remove alpha or transparency -- EXIF metadata and ICC color profile preservation EXTRACT AUDIO FROM VIDEO Pull the audio track from any video file -- MP4, MKV, MOV, WEBM -- Multi-track selection (pick the language or commentary you want) -- Pass-through or no-re-encode mode (lossless, zero quality loss) -- Output to MP3, WAV, FLAC, AAC, OGG, M4A EXTRACT VIDEO CLIPS -- Visual timeline with draggable start/end knobs -- Frame-accurate clip selection -- Instant export with no re-encoding option (lossless quality) -- Re-encode option for format/quality changes -- Supports MP4, MKV, MOV, WEBM, AVI input formats ---------------------------------------------------------------------- FEATURED FEATURES ---------------------------------------------------------------------- + Source picker -- Photo Library, Files app, Music Library + Multi-file and batch conversion + GIF creation from still images with configurable framerate + Animated GIF from multiple images + Background removal (AI) + Real-time conversion progress with ETA + Conversion history log + Share, save to Files, or AirDrop in one tap + Hardware video encoding (H.264/H.265) + Custom output folder (Documents / Downloads / iCloud Drive) + Haptic feedback and smooth animations + Works entirely offline ---------------------------------------------------------------------- SUPPORTED FORMATS AT A GLANCE ---------------------------------------------------------------------- Input Video : MP4, MKV, MOV, WEBM, AVI Output Video : MP4, MKV, MOV, WEBM, AVI, GIF Input Audio : MP3, WAV, FLAC, AAC, OGG, M4A, CAF Output Audio : MP3, WAV, FLAC, AAC, OGG, M4A Input Image : PNG, JPG, JPEG, WEBP, AVIF, BMP, HEIC, TIFF, RAW, GIF Output Image : PNG, JPG, JPEG, WEBP, AVIF, BMP, GIF ---------------------------------------------------------------------- YOUR PRIVACY ---------------------------------------------------------------------- All processing is performed locally on your device using FFmpeg. No file is uploaded to any server. No account is required. No data is collected. ---------------------------------------------------------------------- FEEDBACK AND SUPPORT ---------------------------------------------------------------------- Have a suggestion or found an issue? Reach out via the Contact option in the app settings -- we read every message. Convey - Media Converter -- Built for creators, professionals, and everyday users who need fast, reliable file conversion on the go.

FFmpeg Workbench is a local audio and video processing tool that runs on iPhone and iPad, suitable for users who need to perform video to audio conversion, audio format conversion, video compression, clip cropping, volume adjustment, and media information viewing. If you have any questions during use, please contact us at 2524931333@qq.com The App has a built-in FFmpeg command-line workbench. You can import videos, audios or folders in the app sandbox workspace and process files using FFmpeg commands similar to those on the desktop. For instance, extract MP4 videos to MP3 audio, convert audio to WAV, compress video size, crop specified segments, or use ffprobe to view file encoding, duration, resolution, bit rate and other information.