# DOMOPHONE vs RETHLock

The clearest difference is iOS requirement: DOMOPHONE at 8.0 against RETHLock's 13.0. On price, update cadence, ads and in-app purchases there is nothing between them.

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

DOMOPHONE ships an update every 3 weeks, RETHLock fortnightly. The most recent releases landed on October 23, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | DOMOPHONE | RETHLock |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 14.3% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Fortnightly** |
| Monetization | Free | — |
| Size | 33 MB | 59 MB |
| Requires iOS | **8.0** | 13.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [AC SOFTWARE](https://appshunter.io/developer/550811706) | [UEIHAUR ENTERPRISE CO.,LTD](https://appshunter.io/developer/1692135449) |

## What reviewers say

### DOMOPHONE

[App page](https://appshunter.io/ios/app/domophone/id566574055)

Connect to your building's interphone system to answer calls, hold conversations, and view camera previews. Remotely open gates and doorways for visitors.

**Highlights:** Answer interphone calls, Hold voice conversations, View interphone camera feed, Open gateway remotely, Open/close driveway gate

**Features:** macOS Compatibility

**In-app purchases:** none


### RETHLock

[App page](https://appshunter.io/ios/app/rethlock/id6450167757)

**In-app purchases:** none


## Frequently asked questions

### Is DOMOPHONE free?

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

### Is RETHLock free?

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

### Do DOMOPHONE or RETHLock have ads?

Neither DOMOPHONE nor RETHLock shows ads.

### Which is updated more often, DOMOPHONE or RETHLock?

DOMOPHONE ships an update every 3 weeks, and RETHLock fortnightly. Most recently, DOMOPHONE was updated on October 23, 2026 and RETHLock on October 8, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*