Los mejores convertidores de imágenes gratuitos de 2026: Comparados y revisados

Updated June 2026 · 5 min read

Not all image converters are created equal. Some upload your files to sketchy servers. Some plaster watermarks on everything. Some work great but only for one format. We tested the most popular free image converters across privacy, speed, ease of use, and features. Here's what we found.

Comparison Table

Converter	Privacy	Batch	Speed	Best For	Cost
WebP2PNG	✅ Browser-local	✅ 100 files	⚡ Instant	WebP/PEG/PNG conversion	Free
CloudConvert	⚠️ Server upload	✅	Fast	200+ formats, advanced options	Free tier / Paid
Convertio	⚠️ Server upload	✅	Fast	300+ formats, OCR	Free tier / Paid
iLoveIMG	⚠️ Server upload	✅	Fast	Simple tasks, great UI	Free / Premium
svgtopng.com	✅ Browser-local	❌ Single file	⚡ Instant	SVG to PNG only	Free
ezgif.com	⚠️ Server upload	Limited	Moderate	GIF editing & animation	Free

Our pick for everyday use: Browser-local converters (WebP2PNG, svgtopng.com) are the clear winners for privacy and speed. Files never leave your device, and processing is instant since there's no upload delay. Our pick for advanced needs: CloudConvert when you need formats beyond images (documents, video, CAD).

What to Look for in an Image Converter

Privacy: Does it upload your files? Browser-local processing means zero privacy risk.
Batch support: Can you convert multiple files at once? Essential for productivity.
Output quality: Does the converted file look the same as the original?
No registration: You shouldn't need an account just to convert an image.
Speed: Browser-local is instant. Server-based adds upload+download time.

For most people, WebP2PNG hits the sweet spot: fast, private, supports all common formats, and handles batch conversion with ZIP download — completely free.

Written by Alex Chen — Frontend Engineer. building web apps for 10+ years. Built WebP2PNG when tired of converters that upload your files. More about me →