# DUEVI Alarm PRO vs Memo

The clearest difference is update cadence: Memo at every 4 weeks against DUEVI Alarm PRO's every 28 months. Memo also leads on review sentiment (16% vs 0%). DUEVI Alarm PRO's advantage is iOS requirement (9.0 vs 16.5). On price, ads, in-app purchases and monetization model there is nothing between them.

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

DUEVI Alarm PRO ships an update every 28 months, Memo every 4 weeks. Both last shipped on November 2, 2026.

## The numbers

| Metric | DUEVI Alarm PRO | Memo |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 0.0% of reviews | **15.8% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 28 months | **Every 4 weeks** |
| Monetization | Free | Free |
| Size | 15 MB | 41 MB |
| Requires iOS | **9.0** | 16.5 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Duevi SRL](https://appshunter.io/developer/1182330242) | [Vemer S.p.A.](https://appshunter.io/developer/813616116) |

## What reviewers say

### DUEVI Alarm PRO

[App page](https://appshunter.io/ios/app/duevi-alarm-pro/id1246827123)

Control your home or business security system remotely via SMS commands. Arm, disarm, or check the status of up to 10 different control panels from your iOS device.

**Highlights:** Remote control of security panels, Pre-set SMS message creation, Arm, disarm, and partial arming, System status checks, Manage up to 10 control panels, iOS device compatibility

**In-app purchases:** none


### Memo

[App page](https://appshunter.io/ios/app/memo/id1369056891)

Easily control and program "memo" digital clocks via Bluetooth. Create and transfer schedules, read and modify existing ones, and synchronize time and date with your smartphone. Quickly set your location and manage relay states.

**Highlights:** Bluetooth clock programming, Schedule creation and transfer, Read and edit existing schedules, Smartphone time synchronization, Geolocalization for quick setup, Relay state management

**In-app purchases:** none


## Frequently asked questions

### Is DUEVI Alarm PRO free?

DUEVI Alarm PRO is free to download, with no in-app purchases.

### Is Memo free?

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

### Do DUEVI Alarm PRO or Memo have ads?

Neither DUEVI Alarm PRO nor Memo shows ads.

### Which is updated more often, DUEVI Alarm PRO or Memo?

DUEVI Alarm PRO ships an update every 28 months, and Memo every 4 weeks. Most recently, DUEVI Alarm PRO was updated on November 2, 2026 and Memo on November 2, 2026.

---

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