# PixFlow > PixFlow is a 100% client-side image processing toolkit. Convert HEIC to JPG, compress PNG/WebP/AVIF, resize for social media, crop photos, and generate LinkedIn profile pictures — all in your browser, with no uploads to any server. PixFlow processes images entirely in the user's browser using Canvas and WebAssembly. Files never leave the device, ensuring complete privacy. Free to use, no registration required. Available in French, English, and Spanish. Hosted at https://pixflow.tech. Last updated: 2026-06-03. ## Conversion tools - [Convert HEIC to JPG](https://pixflow.tech/en/convert-heic-to-jpg): Convert iPhone HEIC photos to universal JPG format readable on Windows, Android, and all browsers. - [Convert HEIC to PNG](https://pixflow.tech/en/convert-heic-to-png): Convert HEIC photos to lossless PNG with transparency preserved. - [Convert WebP to JPG](https://pixflow.tech/en/convert-webp-to-jpg): Open WebP images in legacy software by converting to JPG. - [Convert WebP to PNG](https://pixflow.tech/en/convert-webp-to-png): Recover transparency from downloaded WebP images. - [Convert JPG to WebP](https://pixflow.tech/en/convert-jpg-to-webp): Reduce JPG weight by 25-35% for Core Web Vitals optimization. - [Convert PNG to WebP](https://pixflow.tech/en/convert-png-to-webp): Optimize PNG logos and graphics while keeping alpha transparency. - [Convert JPG to AVIF](https://pixflow.tech/en/convert-jpg-to-avif): Ultimate web compression with 50% size reduction vs JPG. - [Convert PNG to AVIF](https://pixflow.tech/en/convert-png-to-avif): Maximum compression with transparency for modern web. - [Convert JPG to PNG](https://pixflow.tech/en/convert-jpg-to-png): Convert JPG to lossless PNG for retouching and transparency. - [Convert PNG to JPG](https://pixflow.tech/en/convert-png-to-jpg): Reduce PNG weight up to 90% for web and email sharing. - [Convert AVIF to JPG](https://pixflow.tech/en/convert-avif-to-jpg): Make AVIF images readable everywhere via universal JPG. - [Convert AVIF to PNG](https://pixflow.tech/en/convert-avif-to-png): Lossless conversion of AVIF for professional retouching. - [Convert JPG to PDF](https://pixflow.tech/en/convert-jpg-to-pdf): Compile JPG photos into a single A4 PDF document. - [Image to PDF](https://pixflow.tech/en/image-to-pdf): Multi-format PDF compiler accepting JPG, PNG, HEIC, WebP, AVIF. ## Compression tools - [Compress JPG](https://pixflow.tech/en/compress-jpeg): Reduce JPG size up to 90% with no visible quality loss. - [Compress PNG](https://pixflow.tech/en/compress-png): Smart PNG compression preserving transparency. - [Compress WebP](https://pixflow.tech/en/compress-webp): Further optimize already-compressed WebP files. - [Compress PDF](https://pixflow.tech/en/compress-pdf): Compress image-based PDFs for email attachments. ## Editing tools - [Resize Image](https://pixflow.tech/en/resize-image): Resize photos in exact pixels or percentage with aspect ratio preservation. - [Crop Image](https://pixflow.tech/en/crop-image): Crop to social media aspect ratios (1:1, 4:5, 9:16, 16:9) or free mode. - [LinkedIn Profile Picture](https://pixflow.tech/en/linkedin-maker): Generate professional profile pictures with circular crop, optimized for LinkedIn, Slack, Teams, Zoom. ## Guides - [Convert HEIC to JPG on Windows in 2026](https://pixflow.tech/en/guide/heic-jpg-windows-2026): Five tested methods (PixFlow, Photos app, iCloud, Photoshop, third-party converters) with pros and cons. - [WebP vs AVIF vs JPG: which format to choose in 2026](https://pixflow.tech/en/guide/webp-vs-avif-vs-jpg): Comprehensive comparison with weight benchmarks, browser compatibility, Core Web Vitals impact. - [How to compress an image for email in 2026](https://pixflow.tech/en/guide/compresser-image-email): Limits per email provider (Gmail 25MB, Outlook 20MB), compression strategies, ZIP and WeTransfer fallbacks. - [Perfect LinkedIn profile picture in 2026: 7 golden rules](https://pixflow.tech/en/guide/photo-profil-linkedin-2026): Face occupies 60%, square 800x800, natural lighting, sober smile, professional clothing, update every 2 years. - [Compress a PDF for email: 6 tested methods in 2026](https://pixflow.tech/en/guide/compresser-pdf-email-2026): PixFlow, Adobe Acrobat Pro, Preview macOS, Microsoft Print to PDF, third-party converters compared. - [Improving LCP with images: complete Core Web Vitals 2026 guide](https://pixflow.tech/en/guide/core-web-vitals-images-2026): Six-step optimization checklist for SEO performance (modern formats, srcset, fetchpriority, lazy loading, dimensions). - [Converting PNG to JPG: when to do it and when NOT to](https://pixflow.tech/en/guide/convertir-png-jpg-2026): Decision framework based on content type, transparency handling, WebP as best-of-both-worlds alternative. - [Resize an image for Instagram in 2026: all formats](https://pixflow.tech/en/guide/redimensionner-instagram-2026): Square 1080x1080, portrait 1080x1350, story/reel 1080x1920, landscape 1080x566, profile 800x800, carousel ratio rules. - [AVIF in 2026: the web format of the future (really this time)](https://pixflow.tech/en/guide/avif-format-futur-2026): Technical deep-dive on AV1-based image format, 50% smaller than JPG, 94% browser support, deployment. - [Compress a PNG screenshot in 2026: divide weight by 10](https://pixflow.tech/en/guide/screenshot-png-compresser-2026): PNG palette reduction, JPG conversion criteria, WebP lossless mode, resize-before-compress workflow. ## About - [About PixFlow](https://pixflow.tech/en/about): Mission, technology stack (Canvas + WebAssembly), target audience, product philosophy. - [Privacy Policy](https://pixflow.tech/en/privacy): 100% local processing, no data collection, no third-party tracking cookies, transparent hosting. - [Contact](https://pixflow.tech/en/contact): contact@pixflow.tech for bug reports, suggestions, support. ## Optional - [llms-full.txt](https://pixflow.tech/llms-full.txt): Extended content with deeper descriptions of tools and guides for LLM ingestion. - [Sitemap](https://pixflow.tech/sitemap.xml): Full XML sitemap with all URLs in French, English, and Spanish.