8,500+ Free Online File & Unit Converters
Convert images, documents, videos, audio tracks, archives, and measurement units seamlessly online with zero quality degradation, complete user privacy, and instant in-memory processing.
Choose Your Conversion Category
Select a suite below to view popular tools or browse all formats in that category.
Image Converters
2,809 toolsConvert PNG, JPG, WebP, HEIC, SVG, ICO, AVIF, RAW, and 50+ photo formats.
PNG to JPG
Convert PNG to JPG image
JPG to PNG
Convert JPG to PNG image
WebP to PNG
Convert WebP to PNG image
HEIC to JPG
Convert iPhone HEIC photos
Image to PDF
Convert photos into PDF
SVG to PNG
Convert SVG vectors to PNG
PNG to SVG
Convert PNG images to SVG
PNG to WebP
Optimize PNG to WebP
Image Converter
Convert PNG, JPG, WebP, HEIC, SVG, ICO, AVIF, RAW, and 50+ photo formats.
Document Converter
PDFs, Word (DOCX), Excel, PowerPoint, EPUB eBooks, and text files.
Video Converter
Transcode MP4, MKV, MOV, WebM, AVI clips and create animated GIFs.
Audio Converter
Convert MP3, WAV, FLAC, M4A, AAC, OGG, and lossless music tracks.
Unit Converter
Real-time math conversion for Power, Weight, Length, Temp, and Data storage.
Archive Converter
Compress and extract ZIP, 7Z, RAR, TAR, GZ, ISO, and archive packages.
Font Converter
Convert TTF, OTF, WOFF, WOFF2, EOT, and web font typography.
3D Model Converter
Transform 3DS, DAE, STL, OBJ, PLY, FBX, and 3D printing meshes.
Code Converter
Transform HTML, Markdown, JSON, XML, YAML, and source files.
Data Converter
Convert CSV rows to JSON, SQL inserts, XML tables, and TSV formats.
How It Works
Convert any file in three lightning-fast steps.
Upload Your File
Drag & drop files from your computer, or import directly from Google Drive, Dropbox, or OneDrive.
Choose Target Format
Select your desired output extension from our vast directory of 8,500+ supported combinations.
Download Instantly
Get your high-fidelity converted files immediately. Batch download or share via temporary direct link.
Why Users Choose LetsConvert
Engineered for speed, privacy, and flawless conversion accuracy.
Zero File Storage
Files are strictly held in isolated memory sessions and purged immediately after download.
WASM & Server Acceleration
Powered by modern WebAssembly and high-performance server clusters for instantaneous rendering.
No Sign Up Required
No email, no accounts, and no credit cards needed. Jump straight into converting.
Batch Processing
Convert multiple files simultaneously with batch drag-and-drop support.
Cloud Integration
Connect with Google Drive, Dropbox, and OneDrive with a single click.
Full Resolution Quality
Lossless vector preservation and highest possible audio/video bitrates.
Frequently Asked Questions
Everything you need to know about LetsConvert.
The Complete Online Conversion Platform for Modern Workflows
LetsConvert is engineered to serve as a comprehensive, browser-based file conversion powerhouse designed to eliminate software dependencies and complex installations for users across the globe. By integrating cutting-edge WebAssembly pipelines alongside specialized backend transcoding engines, the platform delivers instantaneous conversions across ten dedicated categories including high-resolution images, professional documents, multi-track audio, video streams, compressed archives, typography fonts, 3D meshes, programming code, and dataset tables.
End-to-End Privacy and Ephemeral Processing
Security and data confidentiality remain our highest operational standards. All file transmissions are protected by enterprise-grade TLS encryption, ensuring that sensitive documents, images, and proprietary assets are never exposed to unauthorized third parties or stored on permanent storage systems. Uploaded files are processed strictly inside isolated, ephemeral server memory allocations and are automatically destroyed immediately following download completion or after a 60-minute session expiry.
Seamless Universal Compatibility and Cloud Integration
Whether converting complex CAD files on a desktop workstation, extracting text from PDF documents on a tablet, or reformatting mobile camera photos directly on an iPhone or Android device, our responsive conversion suite provides identical high-speed performance across all platforms. With built-in direct integration for Google Drive, Dropbox, and Microsoft OneDrive, users can import and transform remote files without consuming local bandwidth or device memory.
Ready to Convert Your Files?
All formats. All devices. Zero cost. No sign up required — just pick your tool and convert.
Explore All 8,500+ Converters