# Della+ vs Vault Sea

The clearest difference is in-app purchases: Della+ at none against Vault Sea's 1. Della+ also leads on device support (4 vs 2) and iOS requirement (13.0 vs 26.0). Vault Sea's advantage is update cadence (fortnightly vs every 3 months). On price and ads there is nothing between them.

Both are free to download. Vault Sea sells 1 in-app purchase, starting at $8.99 per month. Della+ asks for nothing beyond the download.

Della+ ships an update every 3 months, Vault Sea fortnightly. The most recent releases landed on October 19, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | Della+ | Vault Sea |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.6 (423 ratings)](https://appshunter.io/ios/app/della-plus/id1590950655/reviews)** | — |
| Number of ratings | **423** | — |
| Positive reviews | 9.4% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 months | **Fortnightly** |
| Monetization | Free | — |
| Size | 241 MB | 2 MB |
| Requires iOS | **13.0** | 26.0 |
| Devices | **iPhone, iPad, iPod, Apple Watch** | iPhone, iPad |
| Age rating | 12+ | 4+ |
| Developer | [Align Inc. (CA)](https://appshunter.io/developer/1590950657) | [忱 曾](https://appshunter.io/developer/1870421756) |

## 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


### Vault Sea

[App page](https://appshunter.io/ios/app/vault-sea/id6758039741)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Membership | $8.99 | per month |


## Frequently asked questions

### Is Della+ free?

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

### Is Vault Sea free?

Vault Sea is free to download, with in-app purchases available.

### Do Della+ or Vault Sea have ads?

Neither Della+ nor Vault Sea shows ads.

### Which is updated more often, Della+ or Vault Sea?

Della+ ships an update every 3 months, and Vault Sea fortnightly. Most recently, Della+ was updated on October 19, 2026 and Vault Sea on October 10, 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.*