# LightPDF vs Param Expense

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.

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.

## The numbers

| Metric | LightPDF | Param Expense |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.3 (52 ratings)](https://appshunter.io/ios/app/lightpdf-ai-chat-pdf-scanner/id1622949837/reviews)** | — |
| Number of ratings | **52** | — |
| Positive reviews | 90.5% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 weeks | **Daily** |
| Monetization | Free with in-app purchases | — |
| Size | 113 MB | 30 MB |
| Requires iOS | **14.0** | 15.6 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 17+ | 4+ |
| Developer | [Wangxu Technology Co., Ltd](https://appshunter.io/developer/1254320291) | [UPHEAD MANAGEMENT CONSULTING PRIVATE LIMITED](https://appshunter.io/developer/1755323453) |

## What reviewers say

### LightPDF

[App page](https://appshunter.io/ios/app/lightpdf-ai-chat-pdf-scanner/id1622949837)

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.

**Highlights:** 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

**Features:** Vision Pro support

**In-app purchases (12)**

| Purchase | Price | Billing |
| --- | --- | --- |
| LightPDF Weekly Subscription | $13.99 | per 7 days |
| LightPDF Monthly Subscription | $19.99 | per month |
| LightPDF Yearly Subscription | $47.99 | per year |
| LightPDF Annual Subscription | $49.99 | per year |
| LightPDF Yearly Subscription | $59.99 | per year |
| iOS LightPDF - 1 Week | $9.99 | one-time |
| 買一年送一年 | $79.99 | one-time |
| 1年購入で1年おまけ | $84.99 | one-time |
| 2 zum Preis von 1 | $99.99 | one-time |
| 3-Year Subscription | $99.99 | one-time |
| Mac LightPDF Lifetime Plan | $109.99 | one-time |
| Buy 3 yrs Get 3 yrs Free | $149.99 | one-time |

**What reviewers like**

- 👍 User-friendly interface
- 🚀 Efficient PDF tools
- ✨ High-quality PDF to Word conversion
- 💡 Impressive OCR functionality
- 💬 Helpful AI chatbot

**What reviewers complain about**

- 💸 High price
- ❌ App doesn't work
- 💳 Unexpected charges
- 🚫 Watermark removal issues
- 📉 Blurry pictures

**Reported bugs**

- 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**

- iPad support
- Edit text in the exact same font
- More advanced editing features


### Param Expense

[App page](https://appshunter.io/ios/app/param-expense/id6759963782)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is LightPDF free?

LightPDF is free to download, with in-app purchases available.

### Is Param Expense free?

Param Expense is free to download, with no in-app purchases.

### Do LightPDF or Param Expense have ads?

Neither LightPDF nor Param Expense shows ads.

### Which is updated more often, LightPDF or Param Expense?

LightPDF ships an update every 2 weeks, and Param Expense daily. Most recently, LightPDF was updated on September 23, 2026 and Param Expense on September 10, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*