Comprehensive data on file formats, conversion trends, and format adoption across the web
Last updated: January 2025 · Based on Convert999 usage data
PDF and DOCX dominated document conversion. JPEG was the most converted image format.
WebP adoption began accelerating. Video conversion demand grew 40% year-over-year.
HEIC to JPG became a top conversion as iPhone adoption grew. Cloud-based converters surged.
WebP overtook PNG for web usage. AVIF format started gaining traction. AI-generated content increased conversion needs.
Browser-based conversion tools gained popularity for privacy. SVG usage grew for responsive design.
Privacy-first conversion tools lead the market. WebP and AVIF are the new standards for web images.
Browser-based tools that process files locally are growing 3x faster than cloud-upload converters. Users increasingly demand zero-upload privacy.
Modern image formats like WebP and AVIF now account for 35% of all image conversions, up from just 8% in 2021. JPEG-to-WebP is the fastest growing conversion.
60% of file conversions now originate from mobile devices. HEIC-to-JPG and video format conversions lead mobile conversion demand.
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