Image to Base64 Online Converter

Convert images to Base64 Data URIs with HTML and CSS snippets in browser memory

100% Processamento Local no Navegador: Zero Transferência para Nuvem - Suporta Uso Offline

Base64 para Imagem100% Processamento Local no Navegador

Insira a string Base64 ou Data URL0 字元

Pré-visualização da imagem

尚未輸入有效之 Base64 圖片

Convert local images to Base64 strings and Data URLs offline. Copy HTML img tags and CSS background-image snippet with one click.

Perguntas Frequentes

What are the benefits of embedding images as Base64 Data URIs?

Inlining images reduces HTTP requests, ideal for small icons or above-the-fold critical render optimizations.

Does Base64 encoding increase image file size?

Yes, Base64 encoding expands binary data by approximately 33%. It is best suited for small graphic assets.

WebAssembly-powered local conversion preserving alpha transparency and reducing file sizes

Batch convert JPEG images to next-gen WebP format with custom compression quality

Zero server upload, 100% privacy, custom compression ratio with live preview

Restore Base64 strings to images with high-resolution preview and one-click download

Crop images in browser memory with social media presets and high-resolution export

Accurate calculations for brokerage discounts, transaction tax, ROI, and break-even stock prices