How to extract selected pages from a PDF
Split a standard PDF by page numbers or ranges, reorder the extracted pages, and check the difference between printed and file page numbers.
Read the guideA little know-how
Useful answers.
Fewer extra steps.
Practical guides from Cadava Team. Start with a task, understand the limits, and get something done.
How to fix SRT subtitle timing with a time shift
Correct subtitles that are consistently early or late, understand SRT timestamp format, and recognize drift that a constant offset cannot fix.
Read the guideHow to turn photos into a PDF on Android
Combine JPG or PNG images into one PDF in your Android browser, with page ordering, rotation, paper sizes, and a final quality check.
Read the guideHow to merge PDF files without uploading them
Combine standard PDF files in your browser, arrange the document order, and understand what happens to forms, bookmarks, and signatures.
Read the guideOffline speech to text on Android: a practical workflow
Plan an offline transcription workflow with Scribe, prepare language resources, improve recording quality, and review text before exporting.
Read the guideWord count vs character count: what are you measuring?
Understand words, visible characters, whitespace, paragraphs and platform limits, with a free counter that keeps your draft in the browser.
Read the guide