# HCA vs Bullet Screen Scrolling

The clearest difference is in-app purchases: HCA at none against Bullet Screen Scrolling's 1. HCA also leads on ads (none vs shown). Bullet Screen Scrolling's advantage is update cadence (every 2 months vs every 4 months). On price, device support and iOS requirement there is nothing between them.

Both are free to download. Bullet Screen Scrolling sells 1 one-off in-app purchase. HCA asks for nothing beyond the download.

HCA ships an update every 4 months, Bullet Screen Scrolling every 2 months. The most recent releases landed on October 5, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | HCA | Bullet Screen Scrolling |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (6 ratings)](https://appshunter.io/ios/app/hca/id869907178/reviews)** | — |
| Number of ratings | **6** | — |
| Positive reviews | 80.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 4 months | **Every 2 months** |
| Monetization | Free | — |
| Size | 15 MB | 74 MB |
| Requires iOS | 12.0 | **11.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Advanced Quonset Technology, Inc](https://appshunter.io/developer/1200893792) | [博 彭](https://appshunter.io/developer/1293268076) |

## What reviewers say

### HCA

[App page](https://appshunter.io/ios/app/hca/id869907178)

Control your home's lighting, thermostat, and automation devices remotely. Monitor sensors, trigger programs, and manage keypads. Uses geofencing for automated actions when entering or leaving areas.

**Highlights:** Remote device control, Sensor status monitoring, Program execution, Keypad control, Geofencing automation, Log viewing and filtering, Custom icon synchronization

**Features:** macOS Compatibility

**In-app purchases:** none


### Bullet Screen Scrolling

[App page](https://appshunter.io/ios/app/bullet-screen-scrolling/id6468079047)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| BuyPro | $0.99 | one-time |


## Frequently asked questions

### Is HCA free?

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

### Is Bullet Screen Scrolling free?

Bullet Screen Scrolling is free to download, with in-app purchases available.

### Do HCA or Bullet Screen Scrolling have ads?

Bullet Screen Scrolling shows ads; HCA does not.

### Which is updated more often, HCA or Bullet Screen Scrolling?

HCA ships an update every 4 months, and Bullet Screen Scrolling every 2 months. Most recently, HCA was updated on October 5, 2026 and Bullet Screen Scrolling on October 8, 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.*