Privacy-first by design
Supported basic tools work in browser memory. SENNA does not need your documents on a processing server.
Merge files, reduce PDF size, turn photos into PDF, export PDF pages as images and check documents before upload. SENNA PDF runs supported tools in your browser, so you can work faster without sending files to a SENNA processing server.
Clean, fast and private workflows for daily office, study, application and document upload tasks.
Combine PDFs, images and screenshots into one clean PDF.
Start merging → LiveReduce PDF size for email, forms and document portals.
Compress now → LiveMake one PDF from JPG, PNG, WebP and Ctrl+V screenshots.
Make PDF → LiveConvert PDF pages into images for online forms.
Convert → LiveFlag blank, dark, heavy, sideways or duplicate-looking pages.
Check PDF → LiveTake photos or upload citizenship front and back, choose PDF pages, crop and place both on one A4 page.
Make A4 copy → LiveSelect only the pages you need and export a new PDF.
Split pages → LiveFix sideways scanned pages before final upload.
Rotate →Supported basic tools work in browser memory. SENNA does not need your documents on a processing server.
Use strict size targets like 100KB, 240KB, 500KB and 1MB for forms, CVs, KYC and applications.
X-Ray catches blank pages, dark scans, heavy pages and rotation issues before download.
SENNA PDF is designed for people who need fast document tools for real upload limits, office records and application forms. The workspace focuses on browser-local processing, clear page review and simple downloads.
Many PDF tasks can be completed directly inside the browser. When you merge, compress, convert, rotate or review supported files, the document is handled on your device instead of being sent to a SENNA processing server. This gives students, offices, banking teams, legal users and everyday form users a safer way to prepare files before upload.
Large PDFs can be slow if every page is rendered immediately. SENNA uses Fast File Mode to index the document first, show the page count and source size, and let the user export or check the file without waiting for every thumbnail. Page View Mode is available when visual review is needed.
Before a final download, X-Ray Doctor helps users inspect common document problems such as blank pages, sideways pages, heavy pages, dark scans and duplicate-looking pages. Numbered page cards make it easier to match each finding with the exact page in the document.
It means the supported tool runs in the browser using local memory. Your file is prepared on your own device for common PDF workflows such as merging, compressing, converting images to PDF, rotating pages and creating document packs.
Use Fast File Mode for long reports, scanned packets, office files and PDFs with many pages. It avoids the slow feeling of rendering every page first. Small PDFs and images can still open directly in Page View for visual work.
SENNA PDF is useful for job applications, visa document packs, bank KYC files, university applications, office email attachments, government uploads, screenshot-to-PDF workflows and quick document cleanup before submission.
Very strict targets such as 100KB or 200KB depend on the number of pages, scan quality and original image density. SENNA shows practical quality choices and custom target attempts, but it should not destroy readability just to force a number.