The short answer
If you run a small business and want a free PDF editor that does not stamp a watermark on your invoices, contracts, and client documents, PDFgear is the best overall pick. It is genuinely free, it edits existing text, it works on Windows, Mac, iOS, and Android, and its desktop app processes files locally.
But “best overall” is not the same as “best for you.” Privacy changes the answer, and so does how technical your team is:
- Best for privacy: Stirling-PDF — self-hosted, so your files never leave your own machine or server. The trade-off is that someone has to set it up with Docker.
- Best for quick online edits: Sejda — no install, real text editing in the browser, but the free tier is tightly metered (3 tasks per hour) and there are conflicting reports about watermarks on its Edit and Fill & Sign tools.
- Best for Windows-only power users: PDF-XChange Editor — most of its features are free and watermark-free, but touch a paid “PRO” feature and your file gets a permanent DEMO watermark.
One thing this comparison will not do is pretend every “free” editor is equal. Some are free with no catch. Some are free until you click the wrong button. And one of the biggest names in the list — Adobe — does not actually let you edit existing text at all on its free tier. That distinction matters more than any feature list, because a watermark on a client-facing document is a professionalism problem, and a 3-tasks-per-hour limit is a workflow problem.
Comparison at a glance
| Tool | Free price | Watermark on free tier? | Real text editing? | Privacy | Platforms | Paid tier |
|---|---|---|---|---|---|---|
| PDFgear | $0, no paid tier found | No | Yes (desktop) | Local on desktop; some web tools use AWS cloud | Windows, Mac, iOS, Android, web | None found |
| Stirling-PDF | $0 self-hosted (open-core, free up to 5 users) | None evidenced | Yes, new Text Editor still in alpha | Best — files stay on your machine/server | Windows, Mac, Linux, Docker, web UI | Team/Enterprise (price not shown on official pricing page) |
| Sejda | $0, metered | Mostly none, but disputed for Edit / Fill & Sign | Yes | Web uploads to Sejda servers, deleted after 2 hours; desktop is local | Web, Windows, Mac, Linux | $5/7 days; $7.50/month; $63/year |
| PDF-XChange Editor | $0 free version | None on free tools; DEMO watermark on paid (PRO) tools | Mostly paid | Desktop-local, no cloud | Windows only | $62 one-time (Editor); $79 one-time (Editor Plus) |
| LibreOffice Draw | $0, open source | None reported | Yes | Fully local, offline | Windows, Mac, Linux | None |
| Adobe Acrobat Online | $0, capped | None reported | No — annotation only | Cloud upload to Adobe | Web (browser) | Pro reported at $19.99/month (secondary sources — unverified on Adobe’s own pricing page) |
Prices are in USD and were checked on 7 November 2026. Where a price comes from a secondary source rather than the vendor’s own page, I say so.
PDFgear — best overall
PDFgear is the tool I would install first if I were setting up a small business today. The official site states it plainly: the editor is totally free, you do not have to sign up, and exported files do not carry a watermark. There is no paid tier to upsell you into — at least, none I could find on its official pages or pricing listings, which show a single edition starting at $0.00.
What makes it the best overall pick is the combination, not any single feature. The desktop app edits existing text directly, annotates, signs, fills forms, merges and splits pages, converts PDF to Word, Excel, and PowerPoint, and includes OCR. It runs on Windows, Mac, iOS, and Android, so the same tool works whether you are at your desk or on your phone at a client site.
Where it falls short is in the details a business should know before relying on it. First, the online tools have a file-size cap that PDFgear’s own pages state inconsistently — some pages say 100 MB per file, the desktop-versus-online comparison table says 50 MB. The desktop app has no cap, so the safe rule is: use the desktop app for anything large. Second, privacy is split. The desktop app processes files locally and offline. Some online tools also process files locally in the browser, but others — including Word-to-PDF conversion and compression — send files to AWS cloud servers in the US, with files deleted after download or shortly after you leave the site. For contracts and anything with client data, use the desktop app, not the web converter. Third, PDFgear has previously hinted that some AI and cloud features could one day be charged — I could not verify that directly from its own 2024 article, so treat it as a caution rather than a confirmed plan, and re-check at download time.
One more gap: I could not find an explicit statement from PDFgear that the free version is licensed for commercial use. PDF-XChange states this explicitly; PDFgear does not, as far as I could verify. Check its terms before rolling it out company-wide.
Stirling-PDF — best for privacy
Stirling-PDF is the strongest privacy answer in this entire comparison, and it is not close. It is an open-source, self-hosted PDF platform: you run it on your own machine or server with Docker, and your documents never go to an outside service. The homepage puts it directly: the editor runs on your machine, and the source is public so you can verify that instead of trusting it. As of 7 November 2026 it is at version 3.3.0 (released 5 November 2026), with over 95,000 GitHub stars and a claimed 30 million-plus downloads.
It is also the most complete free option on paper — 50-plus tools covering editing, merging, splitting, signing, redaction, conversion, OCR, and compression, plus a REST API and automation pipelines. The self-hosted free plan covers up to 5 users with no stated per-file, per-page, or per-task cap. There is no watermark mentioned anywhere in its official documentation, which is what you would expect from a tool that stamps nothing because it runs on your hardware.
So why is it not the overall winner? Because it asks something of you that the other tools do not: setup. The standard install is a Docker command (docker run -p 8080:8080 docker.stirlingpdf.com/stirlingtools/stirling-pdf), and then you open it at localhost:8080. That is ten minutes of work for someone comfortable with Docker and a non-starter for someone who is not. There are also honest caveats. The project is open-core, not purely MIT-licensed — parts of the codebase are proprietary. The new Text Editor is still in alpha, and one third-party source claims it is paid-only, which I could not confirm from official docs. And the paid Team tier’s price is not shown on the official pricing page I could read; third-party sources claim $99/month, but that is unverified — do not treat it as fact.
Pick Stirling-PDF if privacy is non-negotiable — a law firm, an accountant, a clinic, anyone handling documents that must never touch a third-party server — and you have someone who can run Docker. Otherwise, the setup cost outweighs the privacy gain.
Sejda — best for quick online edits (with a warning)
Sejda is the easiest tool on this list to start using. There is nothing to install: open sejda.com in a browser, drop in a PDF, and edit real text inline — not just overlay text boxes on top of it. It also fills and signs forms, merges and splits, compresses, converts, redacts, and runs OCR across more than 30 tools.
The catch is the meter. The free web tier allows 3 tasks per hour, files up to 50 MB, and a page cap that varies by tool — 50 pages on merge and organise, 200 pages on edit and delete-pages. That is fine for the occasional one-off edit and unusable as a daily workflow tool. The desktop app is local and free, but secondary sources report a 3-tasks-per-day limit that I could not verify on Sejda’s official pages.
The bigger problem for this keyword is the watermark. Most reviews say Sejda does not watermark free output — but one 2026 source claims specifically that the Edit PDF and Fill & Sign tools do stamp a Sejda watermark on free exports, while page tools like merge, split, and rotate do not. Sejda’s own pages do not state a watermark policy either way in the pages I read. That is exactly the wrong ambiguity for a business: the two tools most likely to touch a client document are the two in dispute. I am not going to promise you “no watermark” for Sejda. If you use it, test it first on a copy, and check the export before you send anything to a client.
Paid plans are refreshingly cheap and clearly priced on Sejda’s official upgrade page: $5 for a 7-day Web Week Pass, $7.50 a month for Web Monthly, or $63 a year for Desktop + Web Annual. That $63 annual plan removes the limits and is the cheapest paid escape hatch in this comparison if the free tier starts getting in your way.
PDF-XChange Editor — best for Windows-only power users
PDF-XChange Editor has the most generous free tier by feature count: its own download page says more than 70% of features need no licence, and its features page counts 257 free features out of 402. Viewing, annotation, form filling, page tools, basic OCR, digital signatures, and stamps are all free, and the free version is free for commercial use — a genuine selling point for a small business.
But it has the sharpest trap in this list. Free features never watermark. Licensed “PRO” features do — they stamp a DEMO watermark on your document when used without a licence, and the watermark is permanent: it cannot be removed later, even if you buy a licence afterwards. The app marks paid tools with a PRO symbol and shows a warning dialogue, and you can hide licensed tools in the settings, but one accidental click on the wrong tool can ruin a document. Test PRO features only on a copy, never on an original.
The other limitation is scope. Directly editing existing document text is mostly a paid feature, unlike PDFgear. The enhanced OCR engine, creating and editing fillable forms, and document comparison all need the paid tier. And it is Windows-only — no Mac, Linux, web, or mobile version.
Pricing, at least, is honest and one-time rather than a subscription: $62 for PDF-XChange Editor, $79 for Editor Plus, as perpetual licences verified on the official pricing page on 7 November 2026. If your whole team is on Windows and you mostly annotate rather than rewrite, the free version is excellent. If you need to edit text, look elsewhere.
LibreOffice Draw — the free local fallback
LibreOffice Draw is not really a PDF editor — it is a drawing program that happens to open PDFs well. But it is completely free, open source, fully offline, and it does not watermark anything. It opens a PDF by breaking it into clickable elements, lets you click a text block and type while keeping the original formatting, adds text boxes, shapes, and images, reorders and deletes pages, and lets you sign freehand. The latest stable release is LibreOffice 26.8 (version 26.8.2, released 29 October 2026), for Windows, Mac, and Linux.
Its limits are real and worth stating plainly. It cannot merge or split PDFs, it has no built-in compression, no OCR, and no redaction. Complex PDFs with unusual layouts or fonts sometimes do not behave or export as expected. And whether an imported PDF’s interactive form fields stay interactive after editing in Draw is something I could not verify — Draw imports a PDF as drawing objects, so do not assume your forms survive the round trip.
Use Draw when you already have LibreOffice installed and need a quick, private, offline text fix on a simple PDF. Do not build your document workflow around it.
Adobe Acrobat Online — the famous name with the smallest free tier
Adobe’s free online tools cover more than 25 tools: convert, merge, split, compress, fill and sign, and annotate. And the free tier does not appear to watermark output. So why is it last? Because the free “Edit PDF” tool does not edit PDFs. Adobe says so itself: the free version lets you add comments, sticky notes, text boxes, highlights, and signatures, but “does not let you edit existing body text within a PDF.” Fixing a typo in a contract requires Acrobat Pro.
The usage caps are equally tight. Without signing in, most tools allow one free transaction and one download. Signed in with a free Adobe ID, premium tools are limited to one free transaction every 30 days on a rolling basis — use Convert PDF to Word once, and you cannot use Compress PDF free until the 30 days end. Files are uploaded to Adobe’s cloud, which rules it out for sensitive documents if privacy is your concern. File limits are generous where they apply (generally 100 MB per PDF, up to 2 GB for compression), but the transaction cap is the real constraint.
Acrobat Pro pricing I could not verify directly from Adobe’s own pricing page — its price fields returned placeholders. Secondary sources that say they checked adobe.com in October 2026 list Acrobat Standard at $14.99/month and Pro at $19.99/month on annual plans billed monthly. Treat those as reported, not confirmed. There is a 7-day free trial of Pro, which is the honest way to test whether the paid version is worth it.
Adobe is fine for a one-off merge or a quick annotation. It is not a free PDF editor for a business.
Which one should you pick?
- You want one free tool for everyday business documents, on any device: install PDFgear (desktop app, not the web converter, for anything sensitive).
- Your documents must never leave your own systems: run Stirling-PDF with Docker. If nobody on your team can do that, use LibreOffice Draw or PDF-XChange Editor (Windows only) instead — both are fully local.
- You need a quick edit right now, in a browser, with nothing to install: use Sejda — but check the exported file for a watermark before sending it to anyone, and expect the 3-tasks-per-hour limit.
- Your whole team is on Windows and mostly annotates and signs: PDF-XChange Editor free version, with licensed tools hidden in settings so nobody triggers a DEMO watermark by accident.
- You only merge, split, or annotate occasionally: Adobe Acrobat Online will do, within its one-free-transaction-per-30-days cap.
- You need to edit text every day and want zero risk of a watermark or a usage cap: that combination does not exist for free. The cheapest honest upgrade is Sejda’s $63/year annual plan, or PDF-XChange Editor’s $62 one-time licence — pick Sejda if you work across devices, PDF-XChange if you are Windows-only.
FAQ
Is there really a free PDF editor with no watermark?
Yes — several. PDFgear, LibreOffice Draw, and Stirling-PDF all export without watermarks on their free tiers, as verified against their official pages on 7 November 2026. The danger is not the headline claim but the fine print: PDF-XChange watermarks only its paid features, and Sejda’s watermark behaviour on its Edit and Fill & Sign tools is disputed between sources. Always test on a copy first.
Which free PDF editor is best for privacy?
Stirling-PDF, because it is self-hosted — files never leave your machine or server. If you cannot run Docker, the fully local desktop options are LibreOffice Draw and PDF-XChange Editor. Avoid web-based tools for confidential documents, since they upload your files to someone else’s servers.
Can I edit existing text in a PDF for free?
Yes, with PDFgear (desktop), Sejda, LibreOffice Draw, and Stirling-PDF’s alpha Text Editor. You cannot do it with Adobe Acrobat Online’s free tier — that only annotates — and in PDF-XChange Editor most direct text editing is a paid feature.
What is the catch with Sejda’s free plan?
Three tasks per hour, 50 MB files, and a page cap of 50 or 200 pages depending on the tool. And the watermark question on Edit and Fill & Sign is unresolved — reports conflict, and Sejda’s own pages do not state a policy. It is the best quick online option, not a daily driver.
Disclosure: SoloFlow Tools may earn a commission if you buy through links on this site, at no extra cost to you. This post contains no affiliate links yet; prices and limits above were checked on 7 November 2026 and may change — verify on the vendor’s site before you buy.
Sources checked 7 November 2026: stirling.com, docs.stirlingpdf.com, github.com/Stirling-Tools/Stirling-PDF, sejda.com (merge and upgrade pages), pdfgear.com, pdf-xchange.com (downloads, features, pricing), libreoffice.org, makeuseof.com (LibreOffice Draw hands-on), adobe.com/acrobat/online, helpx.adobe.com (Acrobat online FAQ).
What I could not verify: Stirling-PDF Team/Enterprise dollar pricing (not shown on its official pricing page); an explicit official “no watermark” statement from Stirling-PDF or LibreOffice; Sejda’s watermark behaviour on free Edit/Fill & Sign exports (sources conflict); Sejda’s desktop 3-tasks-per-day limit on an official page; PDFgear’s exact online file cap (its own pages say 50 MB and 100 MB); PDFgear’s free-for-commercial-use terms; Adobe Acrobat Pro/Standard prices on Adobe’s own pricing page (secondary sources only); whether LibreOffice Draw preserves existing interactive PDF form fields. No hands-on testing was done — findings are from vendor pages and independent reviews, not from running the software.