How-to guides
Step-by-step guides for common tasks, all done privately in your browser.
- Comment compresser des images sans perdre en qualité Les images lourdes ralentissent les sites. Réduisez-les dans le navigateur, sans envoi sur un serveur.
- Comment fusionner des PDF en un seul document Regrouper plusieurs PDF facilite l'envoi et l'archivage — dans votre navigateur avec Frespy.
- How to turn a video into an animated GIF A short GIF is perfect for reactions, demos and previews. This guide turns a clip into a lightweight GIF entirely in your browser.
- Comment créer un QR code pour lien ou Wi-Fi Un QR code relie le physique au numérique en un scan.
- Comment convertir des photos HEIC en JPG L'iPhone enregistre en HEIC par défaut. Beaucoup de sites attendent du JPG — convertissez en privé dans le navigateur.
- How to resize images for web and email Oversized photos slow pages and bounce back from email limits. Resize locally before you upload or send.
- How to split a PDF into separate files Need just a few pages from a long document? Split them out without uploading the PDF to a server.
- Comment compresser un PDF pour réduire la taille Les gros PDF saturent la messagerie. Compressez-les dans le navigateur.
- How to remove EXIF metadata from photos Photos can embed GPS, camera model and other private data. Strip it before sharing publicly.
- Comment convertir PNG en WebP pour un site plus rapide Le WebP garde la transparence avec beaucoup moins de poids que le PNG.
- How to format and validate JSON Minified JSON is hard to read and debug. Pretty-print it safely without sending data to a server.
- How to crop an image to exact dimensions Crop profile photos, banners and product shots to the right aspect ratio — all locally in your browser.
- How to preview a DWG file without AutoCAD DWG drawings usually need CAD software. Frespy renders a preview in your browser — no install required.
- How to encode text or files to Base64 Base64 turns binary data into text for data URLs, APIs and config files. Encode and decode locally.
- How to convert SVG to PNG in your browser Many platforms only accept pixel images. This guide rasterizes SVG logos and icons at full resolution without uploading them.
- How to convert audio between MP3, WAV, M4A, OGG and FLAC Different apps expect different audio formats. Convert privately in your browser — no cloud upload.
- How to create a favicon ICO from a PNG logo Websites and Windows shortcuts often want a .ico file with multiple sizes baked in. Frespy builds one from your PNG in the browser.