# 1Sim Connect vs PDF  Scanner Pro .

The clearest difference is rating: 1Sim Connect at 5.0 against PDF  Scanner Pro .'s 4.5. 1Sim Connect also leads on iOS requirement (6.1 vs 16.0). PDF  Scanner Pro .'s advantage is ratings volume (11 vs 1). On price, review sentiment, update cadence and ads there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

1Sim Connect holds the better App Store score, 5.0 against 4.5. That said, the two scores are not equally well evidenced: PDF  Scanner Pro . has 11 ratings behind it against 1, so its average is the more settled of the two. Written reviews split almost evenly too, at 100% and 100% positive.

1Sim Connect ships an update every 3 months, PDF  Scanner Pro . every 2 months. The most recent releases landed on October 3, 2026 and September 21, 2026 respectively.

## The numbers

| Metric | 1Sim Connect | PDF  Scanner Pro . |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/1sim-connect/id680700348/reviews)** | [4.5 (11 ratings)](https://appshunter.io/ios/app/pdf-scanner-pro/id6504494406/reviews) |
| Number of ratings | 1 | **11** |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 2 months** |
| Monetization | Free | Free |
| Size | 15 MB | 27 MB |
| Requires iOS | **6.1** | 16.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Belmont Telecom, Inc.](https://appshunter.io/developer/510353132) | [Abdullah Al Mamun](https://appshunter.io/developer/1752457861) |

## What reviewers say

### 1Sim Connect

[App page](https://appshunter.io/ios/app/1sim-connect/id680700348)

Make free calls and send free SMS messages to any OneSimCard phone worldwide. Requires a simple activation by the OneSimCard recipient. Enjoy cost-free communication with an internet connection.

**Highlights:** Free calls to OneSimCard phones, Free SMS to OneSimCard phones, Requires internet connection, Activation by recipient needed, Global communication

**Features:** macOS Compatibility

**In-app purchases:** none


### PDF  Scanner Pro .

[App page](https://appshunter.io/ios/app/pdf-scanner-pro/id6504494406)

This app provides a comprehensive suite of tools for scanning, editing, converting, and organizing PDF documents. Easily scan physical documents with your camera, modify text, add signatures, and merge multiple files into one. It supports various import and export formats for seamless document management.

**Highlights:** Scan documents with camera, Edit text and add annotations, Convert various file types to PDF, Import from cloud storage, Add custom signatures, Organize and merge PDF pages, Share and print PDFs

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is 1Sim Connect free?

1Sim Connect is free to download, with no in-app purchases.

### Is PDF  Scanner Pro . free?

PDF  Scanner Pro . is free to download, with no in-app purchases.

### Which has better reviews, 1Sim Connect or PDF  Scanner Pro .?

1Sim Connect is rated higher. 1Sim Connect averages 5.0 out of 5 from 1 ratings, while PDF  Scanner Pro . averages 4.5 from 11 ratings.

### Do 1Sim Connect or PDF  Scanner Pro . have ads?

Neither 1Sim Connect nor PDF  Scanner Pro . shows ads.

### Which is updated more often, 1Sim Connect or PDF  Scanner Pro .?

1Sim Connect ships an update every 3 months, and PDF  Scanner Pro . every 2 months. Most recently, 1Sim Connect was updated on October 3, 2026 and PDF  Scanner Pro . on September 21, 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.*