OpusPDF
Fast, secure, and powerful all-in-one PDF toolkit. Merge, split, compress, convert, and edit PDFs directly in your browser.
A startup from Chattogram, Bangladesh that is founded by Kazi Md. Sharful Islam.
Fast, secure, and powerful all-in-one PDF toolkit. Merge, split, compress, convert, and edit PDFs directly in your browser.
A startup from Chattogram, Bangladesh that is founded by Kazi Md. Sharful Islam.
This page is designed to help you find out whether OpusPDF is good and if it is the right choice for you.
OpusPDF is an all-in-one, browser-based PDF management platform designed to handle document workflows quickly and securely. Without requiring software installations or mandatory sign-ups, OpusPDF empowers individuals and professionals to merge, split, compress, convert, edit, and run OCR on documents directly within their web browser. Built with a focus on speed, high-fidelity conversion, and data privacy, OpusPDF delivers desktop-class document utilities across all modern operating systems and mobile devices.
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PDF Merging & Splitting
Combine multiple documents or extract specific page ranges in seconds.
Smart Compression
Reduce PDF file sizes significantly while maintaining document quality.
Optical Character Recognition (OCR)
Extract editable text from scanned PDFs and image-based documents.
Multi-Format Conversion
Convert PDFs to Word/Images and convert images or documents to PDF seamlessly.
In-Browser Privacy & Security
Client-side processing options to ensure sensitive files never leave your device unencrypted.
PDF Editing & Organizing
Rotate, reorder, delete, or append pages directly in the browser preview.
Most PDF sites upload your file to a server no matter how small the job. OpusPDF decides first. Merging, splitting, reordering, rotating, deleting or extracting pages, cropping, page numbers, image-to-PDF, password protection and quick compression run inside your browser through WebAssembly, so the file never leaves your computer. The page tells you when that happened. Jobs that genuinely need a server — OCR, conversion to Word, Excel or PowerPoint, PDF/A, heavy compression — get uploaded over HTTPS and deleted after processing.
The second thing is range. There are 34 tools, and Pro users can chain several of them into a saved workflow that runs in one pass, so a monthly stack of scanned invoices goes OCR → extract tables → CSV without babysitting each step.
Three reasons.
Price: Starter is $3.99/month and Pro is $6.99/month, against the $15–25 that desktop PDF suites charge.
Output you can send to a client: nothing OpusPDF produces carries a watermark, on any tier, including free.
Privacy that isn't a promise: for the browser-side tools listed above, there's no upload to trust us about. The file stays on your device.
Eight tools also work with no account at all. You get merge, split, organize, rotate, delete pages, extract pages, page numbers and the PDF/A validator without handing over an email address first.
People who handle documents every day but were never going to buy Acrobat.
Bookkeepers and accountants pulling tables out of scanned bank statements and invoices into Excel or CSV. Freelancers and small agencies sending signed contracts and proposals. Students and researchers merging, splitting and OCR-ing scanned papers. Small legal and admin teams that need redaction, form filling and signatures without routing files through IT.
Underneath that there's a wider group who show up once for a single merge or compression, use a no-signup tool, and leave. We designed for both: the quick job should take fifteen seconds, and the recurring job should be automatable.
The options for working with a PDF were bad in two different ways. Desktop suites cost $20 a month and take a day to learn. Free web tools cap you at a couple of files a day, stamp watermarks on the output, and upload everything to a server you know nothing about, even to rotate a page.
The rotating-a-page part is what bothered us most. Browsers have been able to do that work locally for years. So OpusPDF was built around a router that sends a job to your own machine whenever your device can handle it, and only pays for server time on the work that actually needs it — OCR, conversions, compression. Lower costs on our side became lower prices and no watermarks on yours.
Frontend: Next.js 15 (App Router) and TypeScript, styled with Tailwind CSS. PDF rendering uses pdf.js; the in-browser processing engine is built on pdf-lib plus a WebAssembly build of qpdf, running in web workers.
Backend: Python 3.11 and FastAPI, with PostgreSQL and SQLAlchemy, and Redis for caching. PDF manipulation uses PyMuPDF, pypdf, Ghostscript and LibreOffice. OCR runs on Tesseract, Google Cloud Vision or PaddleOCR on GPU, picked by the quality of the scan. The AI features (translation, summaries, chat with a document) run on Anthropic's Claude.
Infrastructure: Vercel for the frontend, Google Cloud Run and self-hosted Oracle Cloud ARM servers for the API, Cloudflare R2 for file storage and Cloudflare in front of everything. Billing is Paddle.
We have collected here some useful links to help you find out if OpusPDF is good.
Check the traffic stats of OpusPDF on SimilarWeb. The key metrics to look for are: monthly visits, average visit duration, pages per visit, and traffic by country. Moreoever, check the traffic sources. For example "Direct" traffic is a good sign.
Check the "Domain Rating" of OpusPDF on Ahrefs. The domain rating is a measure of the strength of a website's backlink profile on a scale from 0 to 100. It shows the strength of OpusPDF's backlink profile compared to the other websites. In most cases a domain rating of 60+ is considered good and 70+ is considered very good.
Check the "Domain Authority" of OpusPDF on MOZ. A website's domain authority (DA) is a search engine ranking score that predicts how well a website will rank on search engine result pages (SERPs). It is based on a 100-point logarithmic scale, with higher scores corresponding to a greater likelihood of ranking. This is another useful metric to check if a website is good.
The latest comments about OpusPDF on Reddit. This can help you find out how popualr the product is and what people think about it.
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Is OpusPDF good? This is an informative page that will help you find out. Moreover, you can review and discuss OpusPDF here. The primary details have been verified within the last quarter. So they could be considered up to date. If you think we are missing something, please use the means on this page to comment or suggest changes. All reviews and comments are highly encouranged and appreciated as they help everyone in the community to make an informed choice. Please always be kind and objective when evaluating a product and sharing your opinion.
