# Image To PDF vs Compress PDF

The clearest difference is review sentiment: Compress PDF at 89% against Image To PDF's 0%. Compress PDF also leads on rating (4.8 vs 1.0) and update cadence (every 6 weeks vs every 27 months). Image To PDF's advantage is ads (none vs shown) and iOS requirement (12.0 vs 17.6). On price, in-app purchases, monetization model and device support there is nothing between them.

Both are free to download. Image To PDF sells 3 in-app purchases, starting at $2.49 per 7 days and Compress PDF sells 3 in-app purchases, starting at $2.99 per 7 days. Whichever you choose, the download price is not the number that matters.

Compress PDF holds the better App Store score, 4.8 against 1.0. That said, the two scores are not equally well evidenced: Compress PDF has 6 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 0% of Image To PDF's written reviews are positive against 89% of Compress PDF's.

Image To PDF ships an update every 27 months, Compress PDF every 6 weeks. The most recent releases landed on October 12, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Image To PDF | Compress PDF |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [1.0 (1 ratings)](https://appshunter.io/ios/app/image-to-pdf-image-compresor/id1531692454/reviews) | **[4.8 (6 ratings)](https://appshunter.io/ios/app/compress-pdf-reduce-file-size/id1661782548/reviews)** |
| Number of ratings | 1 | **6** |
| Positive reviews | 0.0% of reviews | **88.9% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 27 months | **Every 6 weeks** |
| Monetization | Freemium | Free with in-app purchases |
| Size | 14 MB | 49 MB |
| Requires iOS | **12.0** | 17.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Nitin Katrodiya](https://appshunter.io/developer/1530680301) | [Rahul Alagiya](https://appshunter.io/developer/1572484207) |

## What reviewers say

### Image To PDF

[App page](https://appshunter.io/ios/app/image-to-pdf-image-compresor/id1531692454)

Easily convert images to PDF or PDF to images offline. This app also offers powerful image compression to reduce file size while maintaining quality. It features a simple UI and batch processing for efficiency.

**Highlights:** Image to PDF conversion, PDF to image conversion, Image compression, Batch processing, Offline functionality, Simple user interface

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| One Week Premium | $2.49 | per 7 days |
| One Month Premium | $5.49 | per month |
| Six Month Premium | $12.49 | per 6 months |


### Compress PDF

[App page](https://appshunter.io/ios/app/compress-pdf-reduce-file-size/id1661782548)

Easily compress PDF files to reduce size without quality loss. This tool also allows scanning documents, merging PDFs, editing pages, and adding e-signatures. Optimize your documents for sharing and storage with a comprehensive offline PDF toolkit.

**Highlights:** Compress PDF files, Scan documents to PDF, Merge multiple PDF files, Edit PDF pages, Add e-signatures, Extract text with OCR, Protect PDFs with watermarks

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Subscription | $2.99 | per 7 days |
| Monthly Subscription | $4.99 | per month |
| Convert Images To PDF | $14.99 | one-time |


## Frequently asked questions

### Is Image To PDF free?

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

### Is Compress PDF free?

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

### Which has better reviews, Image To PDF or Compress PDF?

Compress PDF is rated higher. Image To PDF averages 1.0 out of 5 from 1 ratings, while Compress PDF averages 4.8 from 6 ratings.

### Do Image To PDF or Compress PDF have ads?

Compress PDF shows ads; Image To PDF does not.

### Which is updated more often, Image To PDF or Compress PDF?

Image To PDF ships an update every 27 months, and Compress PDF every 6 weeks. Most recently, Image To PDF was updated on October 12, 2026 and Compress PDF on October 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.*