# BLE Door 4 vs Neovolt

The clearest difference is update cadence: Neovolt at every 3 weeks against BLE Door 4's every 7 months. BLE Door 4's advantage is iOS requirement (6.0 vs 14.0). On price, rating, ratings volume and ads there is nothing between them.

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

On the App Store both sit at effectively the same score — 5.0 for BLE Door 4 against 5.0 for Neovolt. Both are backed by a comparable volume of ratings — 1 and 1 respectively.

BLE Door 4 ships an update every 7 months, Neovolt every 3 weeks. The most recent releases landed on October 16, 2026 and September 25, 2026 respectively.

## The numbers

| Metric | BLE Door 4 | Neovolt |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/ble-door-4/id626098309/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/neovolt/id1662812901/reviews) |
| Number of ratings | 1 | 1 |
| Positive reviews | 61.3% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 7 months | **Every 3 weeks** |
| Monetization | Free | Free |
| Size | 3 MB | 102 MB |
| Requires iOS | **6.0** | 14.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [衍顺 王](https://appshunter.io/developer/626098312) | [Suzhou Bytewatt Technology Co., Ltd](https://appshunter.io/developer/1662812903) |

## What reviewers say

### BLE Door 4

[App page](https://appshunter.io/ios/app/ble-door-4/id626098309)

Control residential garage door openers, sliding gate operators, and swing gate motors using your iPhone or iPad. This app leverages Bluetooth 4.0 BLE technology to enable remote opening, closing, and stopping actions.

**Highlights:** Bluetooth 4.0 BLE connectivity, Control garage door openers, Operate sliding gate operators, Manage swing gate motors, Open, close, and stop actions, iPhone and iPad compatible

**Features:** macOS Compatibility

**In-app purchases:** none


### Neovolt

[App page](https://appshunter.io/ios/app/neovolt/id1662812901)

Monitor inverter operations with real-time data, instant alerts, and remote control. Optimize energy storage system performance and financial returns through an intuitive online configuration interface. Manage your energy systems efficiently with this robust control application.

**Highlights:** Real-time inverter monitoring, Instant alerts for operations, Remote control capabilities, Profit transparency, Online parameter configuration, Energy storage system optimization

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is BLE Door 4 free?

BLE Door 4 is free to download, with no in-app purchases.

### Is Neovolt free?

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

### Which has better reviews, BLE Door 4 or Neovolt?

BLE Door 4 and Neovolt are both rated 5.0 out of 5 on the App Store, from 1 and 1 ratings respectively.

### Do BLE Door 4 or Neovolt have ads?

Neither BLE Door 4 nor Neovolt shows ads.

### Which is updated more often, BLE Door 4 or Neovolt?

BLE Door 4 ships an update every 7 months, and Neovolt every 3 weeks. Most recently, BLE Door 4 was updated on October 16, 2026 and Neovolt on September 25, 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.*