LightPDF vs Param Expense
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
LightPDF
This app offers a comprehensive suite of tools for managing PDF documents on your mobile device. It leverages AI to summarize, chat with, and convert PDFs, along with scanning capabilities, text extraction, and editing features. It also includes an ID photo maker and watermark removal.
- AI Chat with PDFs
- Phone Scanner to PDF
- PDF to Word/JPG/Excel Converter
- OCR Text Extraction
- PDF Editing and Annotation
- ID Photo Maker
- Watermark Removal
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LightPDF, AI-powered, is a must-have PDF toolkit for your mobile device. You can use it to summarize and chat with PDFs and other documents, and quickly get the key information from the files! And it takes advantage of AI to help you easily scan paperwork to PDFs, extract texts and remove specific objects. It can be your PDF converter, editor, reader, on-the-go mobile scanner, cloud-based PDF storage, and ID photo maker. Try LightPDF to convert, OCR, scan, edit, read, annotate, comment, compress, and merge PDFs easily and quickly to get a high-quality result. And its sharing and collaborating feature can help you communicate smoothly with your colleagues on the same PDF document, and improve your teamwork productivity. What LightPDF can do: Smart AI Chat Assistant for PDFs - Ask questions to the chatbot about your file and it will answer you with cited sources - Quickly output results in markdown and table formats - Chat with PDFs, scans, Excel, Word, PPT, and ePub documents Intelligent Phone Scanner - Take photos of your papers, cards, books, and more to turn them into PDF format. Work as your pocket PDF scanner - Extract and copy texts from paper works - Remove handwriting from the test paper - Advanced filter features for better scanning result Powerful PDF Converter with OCR - Convert PDF to Word, JPG, PNG, Excel, PPT, and TXT, as well as turn Word, PPT, Excel, JPG, PNG, and CAD formats to PDF - Equipped with OCR technology to recognize and turn PDF scans and photos into docx, xlsx, pptx, pdf, and txt formats - Convert multiple documents at the same time and quickly get your work done Cloud-based PDF Editor & Reader - Edit, sign, and add images to a PDF file - Highlight, draw markups, and insert notes into PDF - Reduce PDF file size with a few touches - Combine multiple PDF documents into one - Read PDFs, add bookmarks, search and annotate - Print PDFs directly from your devices - Auto-sync PDFs in order to work with PDFs on the go. No more worry about losing data Handy ID Photo Maker - Create ID and passport photos with ease. It allows you to remove the background, change the background color, and produce a new photo with the selected size - Unblur the photo to enhance its quality and make it clear Image Watermark Removal - AI automatically recognizes and removes watermarks from images, eliminating the need for manual smudging like in Photoshop. It is particularly effective for large logos and full-screen watermarks, enhancing learning efficiency. New Way for Teamwork - Share files via links with your team and invite multiple people to view, edit, highlight, sign, and add comments on the same PDF at the same time - Set permissions to keep PDF security under control - Upload the file to the cloud, and access it on any device - Star files as favorites to quickly find and open them Subscriptions will be charged to your credit card through your iTunes account. Your subscription will automatically renew unless canceled at least 24 hours before the end of the current period. After purchase, please manage your subscriptions in the App Store Account Settings. ------------------------------------------------------------------------------- If you need any help or have suggestions on LightPDF, please feel free to contact us. We can't keep making progress without your voice. Email: support@lightpdf.com Customer Service Center: https://lightpdf.com/contact FAQ: https://lightpdf.com/faqs/lightpdf-editor-faq Privacy Policy:https://lightpdf.com/privacy Terms of Service:https://lightpdf.com/terms
Param Expense
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Param Expense is an internal expense management application developed exclusively for Param team members to raise, track, and manage official expenses in a structured and transparent manner. The application simplifies the entire expense submission lifecycle — from expense creation to approval and settlement — ensuring accountability and real-time visibility for both employees and managers. Key Features: Expense Creation Submit expenses by selecting expense type (e.g., Purchase) Enter amount and remarks Upload or scan bill images directly from the camera Attach recipient phone number (where applicable) Expense Tracking View complete expense history Track status (Pending / Settled) Monitor balance amount Filter records using date range Dashboard Overview View available balance Track total expenses Track total received amount Quick access to recent transactions Role-Based Access Manager-level visibility and control Structured approval workflow Secure internal authentication Profile & Security Update password Notification management Secure logout This application is strictly for internal organizational use and is not intended for public financial transactions.
Screenshots
Verdict
The clearest difference is in-app purchases: Param Expense at none against LightPDF's 13. Param Expense also leads on update cadence (daily vs every 2 weeks). On price, ads, device support and iOS requirement 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. LightPDF sells 12 in-app purchases, starting at $13.99 per 7 days. Param Expense asks for nothing beyond the download.
LightPDF ships an update every 2 weeks, Param Expense daily. The most recent releases landed on September 23, 2026 and September 10, 2026 respectively.
| Parameter | LightPDF | Param Expense |
|---|---|---|
| Price | Free | Free |
| Rating | 4.3 (52 ratings) — better | — |
| Positive reviews | 90.5% of reviews | — |
| Number of ratings | 52 — better | — |
| Update frequency | Every 2 weeks | Daily — better |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 14.0 — better | 15.6 |
| Further details — not scored | ||
| Size | 113 MB | 30 MB |
| Age rating | 17+ | 4+ |
| Developer | Wangxu Technology Co., Ltd | UPHEAD MANAGEMENT CONSULTING PRIVATE LIMITED |
Bugs and requests
LightPDF
Reported bugs
5 issues- App requests more money after payment
- Paid subscription not unlocking features
- Trial period charged despite cancellation
- Scans cut off PDF to 3 pages or under
- Performance issues
Requested features
3 requests- iPad support
- Edit text in the exact same font
- More advanced editing features
Param Expense
Not enough reviews yet to summarise bugs or requests.
In-app purchases
LightPDF
- LightPDF Weekly Subscription$13.997 Days
- LightPDF Monthly Subscription2 variants$19.991 Month
- LightPDF Yearly Subscription$47.991 Year
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- LightPDF Annual Subscription$49.991 Year
- LightPDF Yearly Subscription3 Days trial$59.991 Year
- iOS LightPDF - 1 Week$9.99
- 買一年送一年$79.99
- 1年購入で1年おまけ$84.99
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- 2 zum Preis von 1$99.99
- 3-Year Subscription$99.99
- Mac LightPDF Lifetime Plan$109.99
- Buy 3 yrs Get 3 yrs Free$149.99
Param Expense
No in-app purchases









