# Data Collection 1 vs Compress PDF reduce pdf size

The clearest difference is in-app purchases: Data Collection 1 at none against Compress PDF reduce pdf size's 4. Data Collection 1 also leads on rating (5.0 vs 4.5) and iOS requirement (11.0 vs 15.0). Compress PDF reduce pdf size's advantage is ratings volume (37 vs 2). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Compress PDF reduce pdf size sells 4 in-app purchases, starting at $1.99 per 7 days. Data Collection 1 asks for nothing beyond the download.

Data Collection 1 holds the better App Store score, 5.0 against 4.5. That said, the two scores are not equally well evidenced: Compress PDF reduce pdf size has 37 ratings behind it against 2, so its average is the more settled of the two.

Data Collection 1 ships an update every 2 weeks, Compress PDF reduce pdf size every 3 weeks. The most recent releases landed on October 7, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Data Collection 1 | Compress PDF reduce pdf size |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/data-collection-1/id1584632203/reviews)** | [4.5 (37 ratings)](https://appshunter.io/ios/app/compress-pdf-reduce-pdf-size/id6478926009/reviews) |
| Number of ratings | 2 | **37** |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Every 3 weeks |
| Monetization | **Free** | Free with in-app purchases |
| Size | 7 MB | 20 MB |
| Requires iOS | **11.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Insite Software Solutions, Incorporated](https://appshunter.io/developer/1584632205) | [Nouhayla Moustaine](https://appshunter.io/developer/1721912925) |

## What reviewers say

### Data Collection 1

[App page](https://appshunter.io/ios/app/data-collection-1/id1584632203)

This mobile application serves as a companion to a shop management software. It provides essential functionality for users of the Insite Software Solutions, Inc. platform.

**Highlights:** Shop management software adjunct, Companion functionality, Integration with Insite Software Solutions

**Features:** macOS Compatibility

**In-app purchases:** none


### Compress PDF reduce pdf size

[App page](https://appshunter.io/ios/app/compress-pdf-reduce-pdf-size/id6478926009)

Easily reduce the size of your PDF files by up to 95% with multiple compression levels. Share your smaller PDF documents quickly and efficiently. Offers a clean and user-friendly interface for fast processing.

**Highlights:** Compress PDFs up to 95%, Multiple compression levels, Fast and easy to use, Share compressed files, Nice design

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Week | $1.99 | per 7 days |
| Month | $3.99 | per month |
| Year | $19.99 | per year |
| Lifetime | $24.99 | one-time |


## Frequently asked questions

### Is Data Collection 1 free?

Data Collection 1 is free to download, with no in-app purchases.

### Is Compress PDF reduce pdf size free?

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

### Which has better reviews, Data Collection 1 or Compress PDF reduce pdf size?

Data Collection 1 is rated higher. Data Collection 1 averages 5.0 out of 5 from 2 ratings, while Compress PDF reduce pdf size averages 4.5 from 37 ratings.

### Do Data Collection 1 or Compress PDF reduce pdf size have ads?

Neither Data Collection 1 nor Compress PDF reduce pdf size shows ads.

### Which is updated more often, Data Collection 1 or Compress PDF reduce pdf size?

Data Collection 1 ships an update every 2 weeks, and Compress PDF reduce pdf size every 3 weeks. Most recently, Data Collection 1 was updated on October 7, 2026 and Compress PDF reduce pdf size 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.*