# Use Before Flight vs UPDF

The clearest difference is review sentiment: UPDF at 84% against Use Before Flight's 30%. UPDF also leads on rating (4.6 vs 4.0) and ratings volume (699 vs 5). Use Before Flight's advantage is in-app purchases (none vs 13). On price, ads and iOS requirement there is nothing between them.

Both are free to download. UPDF sells 13 in-app purchases, starting at $9.99 per month. Use Before Flight asks for nothing beyond the download.

UPDF holds the better App Store score, 4.6 against 4.0. That said, the two scores are not equally well evidenced: UPDF has 699 ratings behind it against 5, so its average is the more settled of the two. Written reviews point the same way: 30% of Use Before Flight's written reviews are positive against 84% of UPDF's.

Use Before Flight ships an update every 2 months, UPDF fortnightly. The most recent releases landed on October 29, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | Use Before Flight | UPDF |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.0 (5 ratings)](https://appshunter.io/ios/app/use-before-flight/id1186688274/reviews) | **[4.6 (699 ratings)](https://appshunter.io/ios/app/updf-ai-powered-pdf-editor/id1595826623/reviews)** |
| Number of ratings | 5 | **699** |
| Positive reviews | 30.4% of reviews | **84.3% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Fortnightly** |
| Monetization | Subscription | **Free with in-app purchases** |
| Size | 286 MB | 195 MB |
| Requires iOS | 15.1 | **14.0** |
| Devices | iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Use Before Flight UK Ltd](https://appshunter.io/developer/493907623) | [Superace Software Technology Co., Ltd.](https://appshunter.io/developer/1595826625) |

## What reviewers say

### Use Before Flight

[App page](https://appshunter.io/ios/app/use-before-flight/id1186688274)

This app offers interactive pilot training for professional pilots, focusing on ECAM handling and emergency scenarios for Airbus aircraft. Prepare for simulator checks and enhance system knowledge with hundreds of drills, videos, and documents, available offline.

**Highlights:** Interactive ECAM handling drills, Simulated glass cockpit screens, Over 250 abnormal/emergency scenarios, Offline use for all drills, Cross-referenced content (blogs, videos), Intuitive multi-functional menu

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

**In-app purchases:** none


### UPDF

[App page](https://appshunter.io/ios/app/updf-ai-powered-pdf-editor/id1595826623)

This app is a powerful PDF editor for mobile devices, offering AI-powered features for summarizing, translating, and chatting with documents. It allows users to read, edit, annotate, convert, and sign PDFs, as well as scan paper documents into editable files. Manage all your PDF files and protect them with security features.

**Highlights:** AI-powered summarization and translation, Edit text, images, and watermarks in PDFs, Annotate with various markup tools, Convert PDFs to Word, Excel, and PPT, Scan documents to editable PDFs, Sign and fill PDF forms, Organize and protect PDF files

**Features:** macOS Compatibility

**In-app purchases (13)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Subscription | $9.99 | per month |
| UPDF AI Unlimited | $15.00 | per month |
| UPDF AI Standard | $15.00 | per month |
| UPDF Pro + AI Unlimited | $18.99 | per month |
| Quarterly Subscription | $19.00 | per 3 months |
| Annual Subscription | $49.99 | per year |
| UPDF AI Standard | $69.00 | per year |
| UPDF AI Unlimited | $79.00 | per year |
| UPDF Pro + AI Standard | $98.99 | per year |
| UPDF Pro + AI Unlimited | $118.99 | per year |
| Perpetual License | $79.99 | one-time |
| Perpetual License | $128.99 | one-time |
| UPDF & AI Add-on for iOS | $148.99 | one-time |

**What reviewers like**

- 🚀 Excellent PDF editor
- 👍 Intuitive and easy to use
- 🔒 Secure file management
- 💡 Powerful features like AI-powered summarization
- 🚀 Fast and responsive performance

**What reviewers complain about**

- 🐛 Occasional crashes or stability issues
- 💡 Need for more customization options
- 💡 Lack of integration with third-party cloud storage
- 🐛 Issues with handwriting recognition and annotation

**Reported bugs**

- Inability to edit text directly in PDF files
- Inconsistent behavior when switching between devices
- Occasional loss of editing progress when app is minimized

**Requested features**

- Add password protection for PDF files
- Improve file organization and folder management
- Implement keyboard shortcuts for power users
- Expand OCR capabilities and text extraction
- Allow custom signature and stamp imports


## Frequently asked questions

### Is Use Before Flight free?

Use Before Flight is free to download, with no in-app purchases.

### Is UPDF free?

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

### Which has better reviews, Use Before Flight or UPDF?

UPDF is rated higher. Use Before Flight averages 4.0 out of 5 from 5 ratings, while UPDF averages 4.6 from 699 ratings.

### Do Use Before Flight or UPDF have ads?

Neither Use Before Flight nor UPDF shows ads.

### Which is updated more often, Use Before Flight or UPDF?

Use Before Flight ships an update every 2 months, and UPDF fortnightly. Most recently, Use Before Flight was updated on October 29, 2026 and UPDF on October 30, 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.*