# Della+ vs Sifely Smart Lock

The clearest difference is rating: Della+ at 3.6 against Sifely Smart Lock's 2.6. Della+ also leads on ratings volume (435 vs 88) and iOS requirement (13.0 vs 15.1). Sifely Smart Lock's advantage is update cadence (every 3 weeks vs every 3 months) and review sentiment (23% vs 9%). 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.

Della+ holds the better App Store score, 3.6 against 2.6. Both are backed by a comparable volume of ratings — 435 and 88 respectively. Written reviews complicate that: 9% of Della+'s written reviews are positive against 23% of Sifely Smart Lock's, so the app with the better star average is not the one people write more warmly about.

Della+ ships an update every 3 months, Sifely Smart Lock every 3 weeks. Both last shipped on October 30, 2026.

## The numbers

| Metric | Della+ | Sifely Smart Lock |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.6 (435 ratings)](https://appshunter.io/ios/app/della-plus/id1590950655/reviews)** | [2.6 (88 ratings)](https://appshunter.io/ios/app/sifely-smart-lock/id6448777837/reviews) |
| Number of ratings | **435** | 88 |
| Positive reviews | 9.4% of reviews | **22.6% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 3 weeks** |
| Monetization | Free | Free |
| Size | 241 MB | 102 MB |
| Requires iOS | **13.0** | 15.1 |
| Devices | **iPhone, iPad, iPod, Apple Watch** | iPhone, iPad, iPod |
| Age rating | 12+ | 4+ |
| Developer | [Align Inc. (CA)](https://appshunter.io/developer/1590950657) | [Sifely](https://appshunter.io/developer/1482869495) |

## What reviewers say

### Della+

[App page](https://appshunter.io/ios/app/della-plus/id1590950655)

Control smart home appliances remotely for optimal comfort and energy efficiency. Adjust settings, automate temperature based on location, and integrate with voice assistants for a seamless living experience.

**Highlights:** Remote appliance control, Smart feature integration, Energy efficiency, Voice assistant compatibility (Alexa, Google Assistant), WiFi connectivity, GeoFence temperature adjustment

**Features:** Apple Watch app

**In-app purchases:** none

**What reviewers like**

- 🚀 Easy to use
- 👍 Integrated seamlessly with product
- 💡 Connects to other products

**What reviewers complain about**

- 🐛 App doesn't work properly
- 🐛 Can't increase temperature
- 🐛 Connectivity issues
- 🐛 Removed features after update
- 🐛 Confusing interface

**Reported bugs**

- App freezes or becomes unresponsive
- Fails to connect to devices
- Loses saved settings and configurations
- Displays incorrect or inconsistent information

**Requested features**

- Add ability to increase temperature
- Restore removed features
- Improve app stability and reliability
- Enhance user interface and controls
- Add support for more device models


### Sifely Smart Lock

[App page](https://appshunter.io/ios/app/sifely-smart-lock/id6448777837)

Manage access to your property remotely. Create temporary passcodes, grant fingerprint access, and send digital keys to guests or residents. Control all access methods from a single, intuitive interface.

**Highlights:** Create passcodes, Add gateways, Add fingerprints, Send eKeys, Manage all access methods in one app

**Features:** Apple Wallet, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Della+ free?

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

### Is Sifely Smart Lock free?

Sifely Smart Lock is free to download, with no in-app purchases.

### Which has better reviews, Della+ or Sifely Smart Lock?

Della+ is rated higher. Della+ averages 3.6 out of 5 from 435 ratings, while Sifely Smart Lock averages 2.6 from 88 ratings.

### Do Della+ or Sifely Smart Lock have ads?

Neither Della+ nor Sifely Smart Lock shows ads.

### Which is updated more often, Della+ or Sifely Smart Lock?

Della+ ships an update every 3 months, and Sifely Smart Lock every 3 weeks. Most recently, Della+ was updated on October 30, 2026 and Sifely Smart Lock on October 30, 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.*