# Mom's Timer vs DOM Key

The clearest difference is update cadence: DOM Key at every 3 months against Mom's Timer's every 37 months. 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.

Mom's Timer ships an update every 37 months, DOM Key every 3 months. The most recent releases landed on October 12, 2026 and October 22, 2026 respectively.

## The numbers

| Metric | Mom's Timer | DOM Key |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[1.0 (1 ratings)](https://appshunter.io/ios/app/dom-key/id1557896634/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | — | 33.3% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 37 months | **Every 3 months** |
| Monetization | — | Free |
| Size | 2 MB | 26 MB |
| Requires iOS | 15.6 | 15.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [YUBI](https://appshunter.io/developer/555804746) | [DOM Sicherheitstechnik GmbH & Co. KG](https://appshunter.io/developer/1557896636) |

## What reviewers say

### Mom's Timer

[App page](https://appshunter.io/ios/app/moms-timer/id1230221153)

**Features:** macOS Compatibility

**In-app purchases:** none


### DOM Key

[App page](https://appshunter.io/ios/app/dom-key/id1557896634)

This app allows you to use your smartphone as a digital key for compatible smart locks. Transmit and manage access authorizations securely via Bluetooth or NFC, even for temporary or time-limited access.

**Highlights:** Open smart locks via smartphone (BLE/NFC), No internet required for BLE/NFC, Receive multiple smartphone keys, Transmit temporary access authorizations, Secure encrypted connection

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Mom's Timer free?

Mom's Timer is free to download, with no in-app purchases.

### Is DOM Key free?

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

### Do Mom's Timer or DOM Key have ads?

Neither Mom's Timer nor DOM Key shows ads.

### Which is updated more often, Mom's Timer or DOM Key?

Mom's Timer ships an update every 37 months, and DOM Key every 3 months. Most recently, Mom's Timer was updated on October 12, 2026 and DOM Key on October 22, 2026.

---

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