# dmDialler vs CallSwitch One 2.0

The clearest difference is update cadence: CallSwitch One 2.0 at every 3 days against dmDialler's every 66 months. dmDialler's advantage is iOS requirement (12.0 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.

dmDialler ships an update every 66 months, CallSwitch One 2.0 every 3 days. The most recent releases landed on September 28, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | dmDialler | CallSwitch One 2.0 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 66 months | **Every 3 days** |
| Size | 40 MB | 69 MB |
| Requires iOS | **12.0** | 15.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Tangerine Telecom Ltd](https://appshunter.io/developer/1427734862) | [NEBULA CLOUD LIMITED](https://appshunter.io/developer/1157972118) |

## What reviewers say

### dmDialler

[App page](https://appshunter.io/ios/app/dmdialler/id1427734863)

**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 dmDialler free?

dmDialler 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 dmDialler or CallSwitch One 2.0 have ads?

Neither dmDialler nor CallSwitch One 2.0 shows ads.

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

dmDialler ships an update every 66 months, and CallSwitch One 2.0 every 3 days. Most recently, dmDialler was updated on September 28, 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.*