# PDF Reader Pro for Document vs Trajectory.

The clearest difference is in-app purchases: Trajectory. at none against PDF Reader Pro for Document's 2. Trajectory. also leads on ads (none vs shown) and update cadence (every 2 days vs every 3 weeks). PDF Reader Pro for Document's advantage is ratings volume (367 vs 3) and iOS requirement (15.6 vs 17.0). On price and device support there is nothing between them.

Both are free to download. PDF Reader Pro for Document sells 2 in-app purchases, starting at $6.99 per month. Trajectory. asks for nothing beyond the download.

Trajectory. holds the better App Store score, 5.0 against 4.7. That said, the two scores are not equally well evidenced: PDF Reader Pro for Document has 367 ratings behind it against 3, so its average is the more settled of the two.

PDF Reader Pro for Document ships an update every 3 weeks, Trajectory. every 2 days. The most recent releases landed on October 1, 2026 and September 24, 2026 respectively.

## The numbers

| Metric | PDF Reader Pro for Document | Trajectory. |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.7 (367 ratings)](https://appshunter.io/ios/app/pdf-reader-pro-for-document/id1548604990/reviews) | **[5.0 (3 ratings)](https://appshunter.io/ios/app/trajectory/id6785717590/reviews)** |
| Number of ratings | **367** | 3 |
| Positive reviews | 86.3% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 3 weeks | **Every 2 days** |
| Monetization | Ad-supported | **Free** |
| Size | 73 MB | 3 MB |
| Requires iOS | **15.6** | 17.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Fan Technology Limited](https://appshunter.io/developer/1503499100) | [Risoris Group LLC](https://appshunter.io/developer/1827090623) |

## What reviewers say

### PDF Reader Pro for Document

[App page](https://appshunter.io/ios/app/pdf-reader-pro-for-document/id1548604990)

This app provides a fast and secure way to view PDF documents on your mobile device. It allows you to open and read PDFs, access scanned documents, and share files in various formats like PDF and Word.

**Highlights:** View PDF documents, Access scanned PDFs, Share as PDF/Word, Reading mode, Upload documents

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| PDF Reader Pro Monthly | $6.99 | per month |
| PDF Reader Pro Yearly | $39.99 | per year |

**What reviewers like**

- 👍 Easy to use and intuitive interface
- 💰 Completely free with no hidden costs or subscriptions
- 🚀 Fast and reliable performance
- 📄 Handles large files and catalogs well
- ✨ No bloatware or unnecessary features

**What reviewers complain about**

- 🐛 Crashes and freezes frequently
- ❌ Cannot open or read PDF files in some cases
- 🚫 Cannot delete files easily
- 📱 No landscape mode support
- 🎨 Barebones UI with limited customization

**Reported bugs**

- App crashes and freezes during use
- Cannot open downloaded PDF files
- File deletion not working properly
- Does not save last opened page
- Poor performance on small phone screens

**Requested features**

- Add landscape mode orientation
- Implement font size adjustment options
- Add page number search functionality
- Save last opened page position
- Add PDF editing capabilities


### Trajectory.

[App page](https://appshunter.io/ios/app/trajectory/id6785717590)

This app helps high school students navigate the college admissions process by providing a clear plan based on their academic record and college list. It offers honest assessments of chances at each school and breaks down tasks into manageable daily steps.

**Highlights:** Honest assessment of academic standing, Realistic college chances at each school, Daily task breakdown for admissions, AI-powered personalized guidance, Activity and honors list builder, Progress tracking for applications

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

**In-app purchases:** none


## Frequently asked questions

### Is PDF Reader Pro for Document free?

PDF Reader Pro for Document is free to download, with in-app purchases available.

### Is Trajectory. free?

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

### Which has better reviews, PDF Reader Pro for Document or Trajectory.?

Trajectory. is rated higher. PDF Reader Pro for Document averages 4.7 out of 5 from 367 ratings, while Trajectory. averages 5.0 from 3 ratings.

### Do PDF Reader Pro for Document or Trajectory. have ads?

PDF Reader Pro for Document shows ads; Trajectory. does not.

### Which is updated more often, PDF Reader Pro for Document or Trajectory.?

PDF Reader Pro for Document ships an update every 3 weeks, and Trajectory. every 2 days. Most recently, PDF Reader Pro for Document was updated on October 1, 2026 and Trajectory. on September 24, 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.*