# PDF Converter vs Stellar

The clearest difference is in-app purchases: Stellar at none against PDF Converter's 3. PDF Converter's advantage is update cadence (weekly vs every 2 months) and iOS requirement (15.0 vs 18.0). On price, ads and device support there is nothing between them.

Both are free to download. PDF Converter sells 3 in-app purchases, starting at $4.99 per month. Stellar asks for nothing beyond the download.

PDF Converter ships an update weekly, Stellar every 2 months. The most recent releases landed on October 28, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | PDF Converter | Stellar |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.3 (3 ratings)](https://appshunter.io/ios/app/pdf-converter-photos-to-pdf/id6747472841/reviews)** | — |
| Number of ratings | **3** | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Weekly** | Every 2 months |
| Monetization | Freemium | — |
| Size | 17 MB | 7 MB |
| Requires iOS | **15.0** | 18.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [SafeMe Inc.](https://appshunter.io/developer/1510489638) | [Julian Khuy](https://appshunter.io/developer/1878590402) |

## What reviewers say

### PDF Converter

[App page](https://appshunter.io/ios/app/pdf-converter-photos-to-pdf/id6747472841)

Transform photos and documents into professional PDFs. Organize, edit, and secure your files with a suite of tools. Works offline for enhanced privacy and speed.

**Highlights:** Create PDFs from photos, documents, or scans, Merge, split, and compress PDF files, Add passwords and digital signatures, Organize PDFs with a folder system, Search and filter documents, Offline functionality

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| PDF Converter Pro | $4.99 | per month |
| PDF Converter Pro | $6.99 | per 7 days |
| PDF Converter Pro | $19.99 | per year |


### Stellar

[App page](https://appshunter.io/ios/app/stellar-study-timer/id6760194209)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is PDF Converter free?

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

### Is Stellar free?

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

### Do PDF Converter or Stellar have ads?

Neither PDF Converter nor Stellar shows ads.

### Which is updated more often, PDF Converter or Stellar?

PDF Converter ships an update weekly, and Stellar every 2 months. Most recently, PDF Converter was updated on October 28, 2026 and Stellar on October 24, 2026.

---

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