# Chorders vs SMART HUD

The clearest difference is update cadence: Chorders at every 9 days against SMART HUD's every 4 months. SMART HUD's advantage is iOS requirement (13.0 vs 15.0). On price, ads, in-app purchases and device support there is nothing between them.

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

Chorders ships an update every 9 days, SMART HUD every 4 months. The most recent releases landed on June 24, 2026 and September 19, 2026 respectively.

## The numbers

| Metric | Chorders | SMART HUD |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 17.4% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 9 days** | Every 4 months |
| Monetization | Free | — |
| Size | 26 MB | 4 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Chorders](https://appshunter.io/developer/1546837107) | [RoadPia Co., Ltd.](https://appshunter.io/developer/366252913) |

## What reviewers say

### Chorders

[App page](https://appshunter.io/ios/app/chorders/id1546837105)

Control your vehicle's ambient lighting with this app. It uses Bluetooth low energy to connect to your device and can measure vehicle speed for smart mode functionality. Location data is not saved.

**Highlights:** Control vehicle ambient lighting, Bluetooth low energy communication, Smart mode with vehicle speed measurement, iPhone and iPad compatible

**In-app purchases:** none


### SMART HUD

[App page](https://appshunter.io/ios/app/smart-hud/id1603048002)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Chorders free?

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

### Is SMART HUD free?

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

### Do Chorders or SMART HUD have ads?

Neither Chorders nor SMART HUD shows ads.

### Which is updated more often, Chorders or SMART HUD?

Chorders ships an update every 9 days, and SMART HUD every 4 months. Most recently, Chorders was updated on June 24, 2026 and SMART HUD on September 19, 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.*