# CarrierCync vs SwitchPDF

The clearest difference is in-app purchases: CarrierCync at none against SwitchPDF's 1. CarrierCync also leads on ads (none vs shown). SwitchPDF's advantage is update cadence (every 2 weeks vs every 4 months). On price, device support and iOS requirement there is nothing between them.

Both are free to download. SwitchPDF sells 1 one-off in-app purchase. CarrierCync asks for nothing beyond the download.

CarrierCync ships an update every 4 months, SwitchPDF every 2 weeks. The most recent releases landed on October 20, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | CarrierCync | SwitchPDF |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 14.3% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 4 months | **Every 2 weeks** |
| Monetization | Free | — |
| Size | 89 MB | 14 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [오텍 캐리어](https://appshunter.io/developer/1286612760) | [MBG Studio](https://appshunter.io/developer/1401126212) |

## What reviewers say

### CarrierCync

[App page](https://appshunter.io/ios/app/carriercync/id1558414216)

Control Carrier air conditioners with this app. It offers advanced features for managing your home climate. Enjoy smart control and energy efficiency.

**Highlights:** Remote AC control, Advanced climate management, Energy efficiency features, Smart control capabilities

**Features:** macOS Compatibility

**In-app purchases:** none


### SwitchPDF

[App page](https://appshunter.io/ios/app/switchpdf-image-to-pdf/id6794580971)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $0.99 | one-time |


## Frequently asked questions

### Is CarrierCync free?

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

### Is SwitchPDF free?

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

### Do CarrierCync or SwitchPDF have ads?

SwitchPDF shows ads; CarrierCync does not.

### Which is updated more often, CarrierCync or SwitchPDF?

CarrierCync ships an update every 4 months, and SwitchPDF every 2 weeks. Most recently, CarrierCync was updated on October 20, 2026 and SwitchPDF 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.*