PDF tools / Compare
Lumin vs Nitro PDF
Both do 1 of the same PDF tools task. Below is what each says about its own limits and pricing, and how each ranks on signals we can measure or quote.
Disclosure: agathox makes some of the tools listed here. They are labelled and scored by the same method as every other tool.
A
Lumin
Automate agreements from draft to signature through one secure platform. Document creation, editing, and eSignatures trusted by 140+ million users worldwide.
Signals score: 3.8 / 5 · not a hands-on test
Visit www.luminpdf.comB
Nitro PDF
Simplify how your business works. Streamline document workflows, boost productivity, and ensure data security with Nitro's powerful PDF & eSign solutions.
Signals score: 4.2 / 5 · not a hands-on test
Visit www.gonitro.comPricing, limits and privacy
- Free tier
- A: Free plan at $0: basic PDF editing, basic eSignatures, annotation of up to 3 docs, plus mobile and desktop apps. The limit is 3 docs per month; a doc counts once you share, download, print or sync it.
- B: No ongoing free tier described. A 14-day free trial with no credit card covers PDF editing and eSign, with the page saying no features locked. Free online conversion tools are mentioned without limits.
- Paid plan
- A: In USD: Starter from $9/month (10 docs per month); Pro $19/month per team (200 docs per month team-wide); Business $99/month per team; Enterprise is custom. All plans have a 7-day free trial. The page does not explain annual versus monthly billing and does not mention country-based pricing.
- B: Prices not shown on the fetched page. Nitro PDF Standard is per user per month billed annually; Plus is contact sales; Classic is a one-time payment for a three-year term (Windows only). Tax is added at checkout.
- Signup
- A: Not stated directly. The Free plan and trials link to a sign-up page.
- B: Trial starts through a signup page. Not stated for the free online tools.
- Watermark
- A: Not stated.
- B: The page says the trial has no watermarks. Not stated for other cases.
- Where files go
- A: Per the privacy policy, all Lumin servers are in the United States. Files are processed for tasks like OCR and compression, including with OpenAI and Google Gemini integrations. File copies are kept only if you upload, convert or share them. Account deletion removes files within 30 days of request, though another section says immediately.
- B: Not stated. The terms page points to the privacy policy and data processing agreement for data handling.
From each tool's own pages, checked 2026-11-01. Prices and limits change; check the tool before you rely on them. Sources are listed on each tool's page.
Compare on a task
Neither tool has been hands-on tested on these tasks yet, and we do not guess. Open a task to see both ranked with every other tool.
- Only Lumin: Sign PDF
- Only Nitro PDF: PDF to Word
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