Transforma - File Converter

Convert 40+ file formats on your iPhone — images, video, audio, documents, 3D models. 100% on-device. Try 5 conversions free, then unlock unlimited.

Convert files instantly on your iPhone — images, videos, audio, documents, and more. Transforma processes everything on-device. No uploads, no servers, no cloud. Your files never leave your phone.

WHAT MAKES TRANSFORMA DIFFERENT

Unlike online converters, Transforma works 100% on your device using Apple's native frameworks. This means:

• Complete privacy — files never leave your iPhone
• Works offline — convert anywhere, no internet needed
• No file size limits — convert what your device can handle
• Instant results — no upload/download wait times
• Try free — 5 conversions at no cost, then unlock unlimited with a one-time purchase

SUPPORTED FORMATS (40+)

Images: HEIC, JPEG, PNG, GIF, TIFF, BMP, WebP, JPEG 2000, ICO, EXR, TGA Video: MOV, MP4, M4V with H.264, HEVC, and ProRes codecs (up to 4K) Audio: MP3, AAC, M4A, WAV, AIFF, FLAC, ALAC, OGG, OPUS, CAF Documents: PDF, DOCX, RTF, HTML, TXT, Markdown, ePub Data: CSV, JSON, YAML, XLSX, PLIST, TOML, XML Archives: ZIP, TAR, GZIP, BZ2, 7z 3D Models: USDZ, OBJ, STL, PLY, USD, SCN

HOW IT WORKS

1. Open Transforma and select your file (from Files, Photos, or Share Sheet)
2. Tap the output format you want
3. Done — share or save your converted file

FEATURES

• Batch Conversion: Convert multiple files at once
• Background Removal: AI-powered subject isolation using Apple Vision
• Quality Controls: Adjust resolution, bitrate, quality, and codec settings
• Metadata Preserved: EXIF, GPS, and camera info carried forward
• Share Sheet Integration: Convert files from any app without leaving it
• Conversion History: Easily find and reshare previous conversions
• Drag and Drop: Works with iPad multitasking

BUILT WITH APPLE FRAMEWORKS

Transforma uses AVFoundation, CoreImage, PDFKit, Vision, and ModelIO — the same frameworks Apple uses in its own apps. No third-party libraries, no web views, no hidden servers.

Try 5 conversions free, then unlock unlimited with a one-time purchase. No subscriptions. No ads.