# ETO Passenger vs CallSwitch One 2.0

The clearest difference is update cadence: CallSwitch One 2.0 at every 3 days against ETO Passenger's every 7 months. ETO Passenger's advantage is iOS requirement (13.0 vs 15.1). On price, ads, in-app purchases and device support there is nothing between them.

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

ETO Passenger ships an update every 7 months, CallSwitch One 2.0 every 3 days. The most recent releases landed on October 8, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | ETO Passenger | CallSwitch One 2.0 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 7 months | **Every 3 days** |
| Size | 18 MB | 69 MB |
| Requires iOS | **13.0** | 15.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 17+ | 4+ |
| Developer | [ETO Engine](https://appshunter.io/developer/1297746687) | [NEBULA CLOUD LIMITED](https://appshunter.io/developer/1157972118) |

## What reviewers say

### ETO Passenger

[App page](https://appshunter.io/ios/app/eto-passenger/id1376499600)

**Features:** macOS Compatibility

**In-app purchases:** none


### CallSwitch One 2.0

[App page](https://appshunter.io/ios/app/callswitch-one-20/id6796599464)

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

**In-app purchases:** none


## Frequently asked questions

### Is ETO Passenger free?

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

### Is CallSwitch One 2.0 free?

CallSwitch One 2.0 is free to download, with no in-app purchases.

### Do ETO Passenger or CallSwitch One 2.0 have ads?

Neither ETO Passenger nor CallSwitch One 2.0 shows ads.

### Which is updated more often, ETO Passenger or CallSwitch One 2.0?

ETO Passenger ships an update every 7 months, and CallSwitch One 2.0 every 3 days. Most recently, ETO Passenger was updated on October 8, 2026 and CallSwitch One 2.0 on October 7, 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.*