# LightPDF vs Pureflow SFA

The clearest difference is in-app purchases: Pureflow SFA at none against LightPDF's 13. LightPDF's advantage is update cadence (every 2 weeks vs every 6 weeks) and iOS requirement (14.0 vs 18.6). On price, ads and device support there is nothing between them.

Both are free to download. LightPDF sells 12 in-app purchases, starting at $13.99 per 7 days. Pureflow SFA asks for nothing beyond the download.

LightPDF ships an update every 2 weeks, Pureflow SFA every 6 weeks. The most recent releases landed on October 23, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | LightPDF | Pureflow SFA |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.1 (54 ratings)](https://appshunter.io/ios/app/lightpdf-ai-chat-pdf-scanner/id1622949837/reviews)** | — |
| Number of ratings | **54** | — |
| Positive reviews | 88.4% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Every 6 weeks |
| Monetization | Free with in-app purchases | — |
| Size | 113 MB | 51 MB |
| Requires iOS | **14.0** | 18.6 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 17+ | 17+ |
| Developer | [Wangxu Technology Co., Ltd](https://appshunter.io/developer/1254320291) | [ABACUS DESK IT SOLUTIONS PRIVATE LIMITED](https://appshunter.io/developer/1460244190) |

## 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


### Pureflow SFA

[App page](https://appshunter.io/ios/app/pureflow-sfa/id6745208618)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is LightPDF free?

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

### Is Pureflow SFA free?

Pureflow SFA is free to download, with no in-app purchases.

### Do LightPDF or Pureflow SFA have ads?

Neither LightPDF nor Pureflow SFA shows ads.

### Which is updated more often, LightPDF or Pureflow SFA?

LightPDF ships an update every 2 weeks, and Pureflow SFA every 6 weeks. Most recently, LightPDF was updated on October 23, 2026 and Pureflow SFA on October 25, 2026.

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