Lumin vs DocHub
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Lumin
Edit, share, and collaborate on PDF documents in the cloud. This app offers a suite of tools for annotating, organizing, and signing PDFs, with seamless integration for cloud storage and real-time collaboration.
- Seamless document management
- Cloud integration and auto-save
- Versatile editing and annotation tools
- Document organization and conversion
- Pre-designed templates
- Real-time collaboration
- eSignatures and form filling
- Scanning to PDF
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Lumin for iOS allows you to edit and sync to your Google documents in seconds. Collaborate with colleagues in real-time with a diverse set of editing tools. Lumin auto-saves your changes and syncs them to all your devices. Connect your Google account and stay on top of your documents. You can effortlessly view and share files with anybody via email or shareable links. TRUSTED BY MILLIONS Join over 100 million Lumin users worldwide who use our app to edit, share, and collaborate in the cloud. From note-taking and project management to client onboarding and legal document review, Lumin empowers you across industries. KEY FEATURES - Seamless document management: Import from your favorite storage (Dropbox, Google Drive, OneDrive), edit, and share PDFs effortlessly. - Cloud integration: Automatically save changes and sync across devices. - Versatile editing tools: Highlight, annotate, draw on PDFs and more. - Document organization: Organize, extract pages, merge files, convert to/from PDF,... - Pre-designed templates: Choose from various templates for various purposes and industries, such as real estate, education, job application, etc. - Collaboration: Share files and receive real-time notifications. - eSignatures: Sign and fill out forms with ease. - Scanning: Convert paper documents into portable PDFs. LUMIN IN THE REVIEWS “I use Lumin to mark up PDF drawings and send them to my subcontractors. In my role, time is of the essence. Lumin provides me with a tool to make collaboration and feedback easy.” – Construction site manager, US “We have been using Lumin for a little over two years, and it's been amazing. Using Lumin on-the-go and in-office allows us better turnaround time for our patients' care.” – Director of Services and Operations, US “It s very useful and handful for studying and I feel like they make good improvements with each upgrade. I use it for studying, it's cool that I can connect my university Google Drive to the Lumin account and I can edit, draw, write, highlight and add comments and they always get saved.” – Individual user “Too loud. You can open and edit texts from any device, everything is saved automatically, quickly. Access is very fast. The options for editing documents are diverse.” – Individual user Terms & conditions: https://www.luminpdf.com/terms-of-use/
DocHub
Easily fill, edit, sign, and share PDF documents directly from your mobile device. Create fillable forms, request eSignatures, and track document changes in real-time. Securely access and manage your documents from anywhere.
- Fill and edit PDFs
- Add eSignatures
- Create fillable forms
- Upload and snap document photos
- Real-time document tracking
- Secure document collaboration
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Get your PDFs done anytime, anywhere. Trusted by 100M+ users worldwide, DocHub lets you add, edit, sign, fill out, and share PDFs — now with an AI Assistant (free after 30 days, unlimited with Pro) and Offline Editing (Pro). How much can I do for free? The Free plan includes 3 edits, signs, or shares each month, shared across your account — plus unlimited basic tools like adding text, rotating, and reordering pages. Upgrade to Pro for unlimited edits and sign requests. Ask your AI Assistant Have a question about a document? Just ask. Free once your account is 30 days old, DocHub's AI Assistant can summarize key points, simplify legal or technical language, and answer specific questions about your document — all without leaving the chat. Upgrade to Pro for unlimited access. It can even help set up a signature request: it detects when a document looks signable and walks you through adding signers, step by step. Can I edit PDFs without internet? Yes — Offline Editing (Pro) lets you edit, fill out, and sign documents even without a connection, right from wherever you are. Add documents in a snap Stay productive wherever you go. Open existing PDFs, upload new files or photos, or snap a picture of your document with your camera in seconds. Sign and request signatures with a few taps Forget the hassle of printing, scanning, and waiting for sign-offs. Pick your document, assign recipients and their signing sequence, and tap Send. Your recipients get a link to sign from any device — no account needed. You'll get a notification the moment your document is signed. Edit documents from anywhere Add text, images, and comments. Highlight, white out, or strike through details as needed. Adjust your document by adding or rotating pages, then share or save it in a few taps. Create PDF forms and reusable templates Create fillable forms from anywhere — add fields for signatures, text, dates, and initials. Save frequently used documents as reusable templates. Collaborate and share Grant permissions so others can view or edit your documents from any device, and keep folders organized as your document library grows. Keep track of documents from anywhere Push and email notifications keep you in the know on the status of your documents and forms, with a detailed activity log for each one. Stay secure no matter your location DocHub keeps your documents safe with end-to-end encryption and biometric authentication so you can work from anywhere with confidence. Privacy Notice: https://dochub.com/site/privacy Terms of Service: https://dochub.com/site/terms
Screenshots
Verdict
The clearest difference is in-app purchases: Lumin at none against DocHub's 2. DocHub's advantage is rating (4.8 vs 4.5) and review sentiment (52% vs 32%). On price, ratings volume, update cadence and ads there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. DocHub sells 2 in-app purchases, starting at $16.00 per month. Lumin asks for nothing beyond the download.
DocHub holds the better App Store score, 4.8 against 4.5. Both are backed by a comparable volume of ratings — 925 and 440 respectively. Written reviews point the same way: 32% of Lumin's written reviews are positive against 52% of DocHub's.
Lumin ships an update every 8 days, DocHub every 2 weeks. Both last shipped on October 24, 2026.
| Parameter | Lumin | DocHub |
|---|---|---|
| Price | Free | Free |
| Rating | 4.5 (925 ratings) | 4.8 (440 ratings) — better |
| Positive reviews | 32.5% of reviews | 52.2% of reviews — better |
| Number of ratings | 925 — better | 440 |
| Update frequency | Every 8 days — better | Every 2 weeks |
| Ads | Yes | Yes |
| In-app purchases | No — better | Yes |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Devices | iPhone, iPad | iPhone, iPad, iPod — better |
| Requires iOS | 16.6 | 15.0 — better |
| Further details — not scored | ||
| Size | 287 MB | 88 MB |
| Age rating | 4+ | 4+ |
| Developer | Nitrolabs Limited | DocHub |
Customer experience
Lumin
DocHub
User reviews
Lumin
From 925 App Store ratingsWhat we love
- 🚀 Smooth performance
- 👍 Easy to use
- 💡 Useful annotation tools
- 🚀 Fast PDF rendering
Room to improve
- 🐛 Crashes and freezes
- 🔒 Unreliable data sync
- 💰 Expensive subscription
- 🐛 Buggy app experience
DocHub
From 440 App Store ratingsWhat we love
- 👍 Easy to use on phone/laptop
- 💰 Free to use
- 🚀 Makes life easier
- 👍 Great for signing/filling PDFs
- 👍 Simple and easy to use
Room to improve
- 🐛 App crashes repeatedly
- 🐛 Signatures don't work on mobile
- 🐛 Can only request 1 signature at a time
- 🐛 Clients unable to sign
- 💸 Deceptive billing/dark patterns
Bugs and requests
Lumin
Reported bugs
4 issues- Lost work and unsaved changes
- Inability to open/access files
- Frequent login issues
- Compatibility problems on mobile
Requested features
4 requests- Offline mode support
- Split-screen functionality
- Improved highlight/annotation tools
- Better Google Drive integration
DocHub
Reported bugs
11 issues- App crashes repeatedly
- Signatures don't work on mobile
- Clients unable to sign documents
- Formatting issues with text size and rotation
- Text shrinks to minuscule size upon download
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- Text rotates vertically upon download
- The 'DONE' option at the top right doesn't stay open
- Unable to sign in to the mobile app
- Signature upload speed is extremely slow
- App no longer opens, displays 'something went wrong'
- App is bad for iPad
Requested features
2 requests- Scan as PDF instead of photo
- Integration to Trello
In-app purchases
Lumin
No in-app purchases
DocHub
- Pro Monthly1 Month trial$16.001 Month
- Pro Annually1 Month trial$143.991 Year









