EPDF is an encapsulated version of PDF designed for embedding in other documents, similar to EPS for PostScript.
OTB is a bitmap format for mobile devices, used for operator logos and graphics sent via SMS.
FreeFileConvert uses tuned encoding for EPDF to OTB conversions, preserving clarity while trimming file size. Finished audio streams instantly across phones, tablets, desktops, and modern browsers without extra tweaks.
Upload EPDF files from desktop, tablet, or cloud storage, queue multiple jobs, and let the converter finish autonomously. Return whenever convenient to download synchronized OTB results on any device you rely on.
Process up to 5 files sized 1000 MB per batch without splitting queues manually. Mixed-format uploads convert together, producing consistent OTB audio with dependable progress tracking.
EPDF files contain PDF data with bounding box information for precise placement in layouts.
OTB images are small monochrome bitmaps optimized for mobile transmission.
Upload your image file in the EPDF format from your device, Dropbox, or Google Drive.
Select OTB as the output format and click Convert. Adjust optional settings if needed.
Download the converted image file. Each file stays available for up to 5 downloads.