Comparison

Chorders vs SMART HUD

Price, ratings, monetisation and update history for both apps, side by side โ€” with what reviewers say about each.

Head to head
About

Chorders

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
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1. App for controlling vehicle ambient light (Corders) 2. Bluetooth low energy communication between iPhone and device 3. Location information used to measure vehicle speed in smart mode (not saved) 4. Reference video link https://youtu.be/XvV5Gbaad0c

About

SMART HUD

Features
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์Šค๋งˆํŠธ ํ—ˆ๋“œ(SMART HUD)๋Š” LED Head Up Display ๋‹จ๋ง๊ธฐ๋กœ ๊ณผ์†๊ณผ ์‹ ํ˜ธ์œ„๋ฐ˜ ๋‹จ์† ์นด๋ฉ”๋ผ ๋“ฑ์„ Beep์Œ ๋ฐ LEDํ‘œ์‹œ๋กœ ์•ˆ๋‚ดํ•˜๊ธฐ ์œ„ํ•œ DB ์—…๋ฐ์ดํŠธ ๋ฐ ๋‹จ๋ง๊ธฐ ํ™˜๊ฒฝ ์„ค์ • ๊ธฐ๋Šฅ์„ ์ง€์›ํ•ฉ๋‹ˆ๋‹ค. GPS ๊ธฐ๋ฐ˜์˜ ํ˜„์žฌ ์†๋„์™€ ์‹œ๊ฐ„ ํ‘œ์‹œ, ์นด๋ฉ”๋ผ์™€์˜ ๋‚จ์€ ๊ฑฐ๋ฆฌ๋ฅผ LED๋ฅผ ํ†ตํ•ด ์•ˆ๋‚ดํ•˜๋ฉฐ, ๊ณ ์ •์‹์นด๋ฉ”๋ผ ์•ˆ๋‚ด, ์ด๋™์‹์นด๋ฉ”๋ผ ์•ˆ๋‚ด, ๊ตฌ๊ฐ„๋‹จ์† ์นด๋ฉ”๋ผ์•ˆ๋‚ด ๋ฐ ์–ด๋ฆฐ์ด๋ณดํ˜ธ๊ตฌ์—ญ ์นด๋ฉ”๋ผ ๋“ฑ์„ Beep์Œ ๋ฐ ์•„์ด์ฝ˜์œผ๋กœ ํ‘œ์‹œ, ์•ˆ๋‚ดํ•ฉ๋‹ˆ๋‹ค. [ ์–ด๋ฆฐ์ด ๋ณดํ˜ธ ๊ตฌ์—ญ ๊ณผ์†์นด๋ฉ”๋ผ, ์‹ ํ˜ธ๊ณผ์† ์นด๋ฉ”๋ผ ์•ˆ๋‚ด ] ์–ด๋ฆฐ์ด๋ณดํ˜ธ๊ตฌ์—ญ์—์„œ ์ง„ํ–‰๋ฐฉํ–ฅ์˜ ์–ด๋ฆฐ์ด ๋ณดํ˜ธ ๊ตฌ์—ญ ๊ณผ์†์นด๋ฉ”๋ผ ๋ฐ ์‹ ํ˜ธ,๊ณผ์† ์นด๋ฉ”๋ผ๋ฅผ ์‚ฌ์ „์— ์•ˆ๋‚ดํ•˜๋ฉฐ ๋‚จ์€ ๊ฑฐ๋ฆฌ๋ฅผ LED๋ฅผ ํ†ตํ•ด ํ‘œ์‹œํ•ฉ๋‹ˆ๋‹ค. ๋˜ํ•œ, ์ œํ•œ์†๋„๋ฅผ ์ดˆ๊ณผํ•  ๊ฒฝ์šฐ, ๊ฒฝ๊ณ ์Œ๊ณผ ํ•จ๊ป˜ ์ œํ•œ ์†๋„ ์•„์ด์ฝ˜์„ ์ ๋ฉธํ•˜์—ฌ ์šด์ „์ž์—๊ฒŒ ์ œํ•œ์†๋„ ์ดˆ๊ณผ ์ƒํƒœ์ž„์„ ์•Œ๋ ค์ค๋‹ˆ๋‹ค. [ ๊ณผ์†,์‹ ํ˜ธ๊ณผ์†,๊ตฌ๊ฐ„๋‹จ์† ๋“ฑ ์นด๋ฉ”๋ผ ์•ˆ๋‚ด] ์ฃผํ–‰๋„๋กœ ์ง„ํ–‰๋ฐฉํ–ฅ์˜ ๊ณผ์†,์‹ ํ˜ธ๊ณผ์†,๊ตฌ๊ฐ„๋‹จ์† ์นด๋ฉ”๋ผ๋ฅผ ์‚ฌ์ „์— ์•„์ด์ฝ˜ ๋ฐ Beep์Œ์œผ๋กœ ์•ˆ๋‚ดํ•˜๋ฉฐ, ๋‚จ์€ ๊ฑฐ๋ฆฌ๋ฅผ LED๋ฅผ ํ†ตํ•ด ํ‘œ์‹œํ•ฉ๋‹ˆ๋‹ค. ๋˜ํ•œ, ์ œํ•œ์†๋„๋ฅผ ์ดˆ๊ณผํ•  ๊ฒฝ์šฐ, ๊ฒฝ๊ณ ์Œ๊ณผ ํ•จ๊ป˜ ์ œํ•œ ์†๋„ ์•„์ด์ฝ˜์„ ์ ๋ฉธํ•˜์—ฌ ์šด์ „์ž์—๊ฒŒ ์ œํ•œ์†๋„ ์ดˆ๊ณผ ์ƒํƒœ์ž„์„ ์•Œ๋ ค์ค๋‹ˆ๋‹ค. [ ์Šค๋งˆํŠธํฐ ์–ดํ”Œ๋กœ ๋ฌด์„  DB์—…๋ฐ์ดํŠธ ] ์Šค๋งˆํŠธ ํ—ˆ๋“œ(SMART HUD) ์–ดํ”Œ์„ ์ด์šฉํ•˜์—ฌ ์Šค๋งˆํŠธํฐ์œผ๋กœ ์•ˆ์ „์šด์ „DB๋ฅผ ๋ฌด์„ ์œผ๋กœ ์—…๋ฐ์ดํŠธ ํ•จ์œผ๋กœ์จ ์‚ฌ์šฉ ํŽธ๋ฆฌ์„ฑ์„ ํ–ฅ์ƒ์‹œ์ผฐ์Šต๋‹ˆ๋‹ค. [ ์Šค๋งˆํŠธํฐ ์–ดํ”Œ๋กœ ๋‹จ๋ง๊ธฐ ํ™˜๊ฒฝ์„ค์ • ] ์Šค๋งˆํŠธ ํ—ˆ๋“œ(SMART HUD) ์–ดํ”Œ์„ ์ด์šฉํ•˜์—ฌ ๋‹จ๋ง๊ธฐ์˜ ํ™˜๊ฒฝ์„ค์ •์„ ํ•  ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค. - LED๋ฐ๊ธฐ ์กฐ์ • (1๋‹จ๊ณ„ ~ 5๋‹จ๊ณ„), 5๋‹จ๊ณ„๊ฐ€ ๊ฐ€์žฅ ๋ฐ์Šต๋‹ˆ๋‹ค. - ๋ณผ๋ฅจ์กฐ์ • (๋ฌด์Œ ~ 4๋‹จ๊ณ„) - ์นด๋ฉ”๋ผ์•ˆ๋‚ด๋ชจ๋“œ ์„ค์ • (์นด๋ฉ”๋ผ ๋ชจ๋“œ / ์ „์ฒด๋ชจ๋“œ) - ์ฐจ์ข…๋ณ„ ์•ˆ๋‚ด ๋ชจ๋“œ ์„ค์ •(์Šน์šฉ์ฐจ/ํ™”๋ฌผ์ฐจ) * ์นด๋ฉ”๋ผ๋ชจ๋“œ: ๊ณผ์†๋‹จ์† ์นด๋ฉ”๋ผ ์•ˆ๋‚ด * ์ „์ฒด๋ชจ๋“œ: ๊ณผ์†๋‹จ์† ์นด๋ฉ”๋ผ + ๊ตํ†ต์ •๋ณด ์นด๋ฉ”๋ผ ์•ˆ๋‚ด * ํ™”๋ฌผ์ฐจ ๋ชจ๋“œ : ํ™”๋ฌผ์ฐจ ์ „์šฉ ๋‹จ์† ์นด๋ฉ”๋ผ ์•ˆ๋‚ด(ex.์ ์žฌ๋ถˆ๋Ÿ‰ ๋‹จ์† ์•ˆ๋‚ด) [ ์ฃผ์˜์‚ฌํ•ญ ] - GPS์ˆ˜์‹ ์— ์žฅ์• ๊ฐ€ ๋  ์ˆ˜ ์žˆ๋Š” ์žฅ์น˜๊ฐ€ ์ฃผ๋ณ€์— ์žˆ๊ฑฐ๋‚˜, ๋ฉ”ํƒˆ์„ฑ๋ถ„์˜ ์ฌํŒ… ๋ฐ ์—ด์ฐจ๋‹จ ์œ ๋ฆฌ๊ฐ€ ์žฅ์ฐฉ๋œ ์ฐจ๋Ÿ‰์—์„œ๋Š” GPS์ˆ˜์‹ ์ด ์›ํ™œํ•˜์ง€ ์•Š์•„ ์ •์ƒ์ ์ธ ๋™์ž‘์ด ์•ˆ๋  ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค. - ๋„๋กœ์‚ฌ์ •๊ณผ ์‚ฌ์šฉํ™˜๊ฒฝ์— ๋”ฐ๋ผ ์ •๋ณด๊ฐ€ ์ผ์น˜ํ•˜์ง€ ์•Š์„ ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค. - ์‹ค์ œ ๋„๋กœ์ƒ์˜ ๊ตํ†ต๋ฒ•๊ทœ๋ฅผ ์ค€์ˆ˜ํ•˜์—ฌ ์•ˆ์ „์šด์ „ ํ•˜์‹œ๊ธฐ ๋ฐ”๋ž๋‹ˆ๋‹ค. - 2๊ฐœ์˜ ๋„๋กœ๊ฐ€ ์ˆ˜์‹ญm ์ด๋‚ด๋กœ ๋ณ‘ํ–‰ํ•˜๋Š” ๊ฒฝ์šฐ, ์ธ์ ‘๋„๋กœ์˜ ๊ฒฝ๊ณ ์ง€์—ญ์ด Beep์Œ์•ˆ๋‚ด ๋  ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค. - ๊ณ ๊ฐ€๋„๋กœ์™€ ์ผ๋ฐ˜๋„๋กœ๊ฐ€ ๊ฒน์น˜๋Š” ์ง€์ ์—์„œ๋Š” ๋‹ค๋ฅธ ๋„๋กœ์˜ ๊ฒฝ๊ณ ์ง€์—ญ์ด Beep์Œ์•ˆ๋‚ด ๋  ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค. - ๊ต์ฐจ๋กœ์—์„œ ์ง์ง„๋ฐฉํ–ฅ์˜ ๊ฒฝ๊ณ ์ง€์—ญ์ด ์ขŒ, ์šฐํšŒ์ „ ํ›„์—๋„ Beep์Œ์•ˆ๋‚ด ๋  ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค. - ์ขŒ, ์šฐํšŒ์ „ํ•˜์—ฌ ๋ณธ ๋„๋กœ์— ์ง„์ž…ํ•œ ๊ฒฝ์šฐ ๊ทผ์ ‘ํ•œ ์ง์ง„ ๋ฐฉํ–ฅ์˜ ๊ฒฝ๊ณ ์ง€์—ญ์ด ์•ˆ๋‚ด๋˜์ง€ ์•Š์„ ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค.

Screenshots

Chorders4 screens
SMART HUD4 screens

Verdict

The call

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.

Scored on Price ยท Rating ยท Positive reviews ยท Number of ratings ยท Update frequency ยท Ads ยท In-app purchases ยท Monetization ยท Best chart rank ยท Devices ยท Requires iOS

CostPrice ยท In-app purchases ยท Ads ยท Monetization

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

UpkeepUpdate frequency

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.

Scorecard2 real differences ยท 6 level
Chorders versus SMART HUD: the parameters behind the verdict, then further details
ParameterChordersSMART HUD
PriceFreeFree
Positive reviews17.4% of reviewsโ€”
Update frequencyEvery 9 days โ€” betterEvery 4 months
AdsNoNo
In-app purchasesNoNo
MonetizationFreeโ€”
DevicesiPhone, iPad, iPod โ€” betteriPhone, iPod
Requires iOS15.013.0 โ€” better
Further details โ€” not scored
Size26 MB4 MB
Age rating4+4+
DeveloperChordersRoadPia Co., Ltd.

In-app purchases

None

Chorders

No in-app purchases

None

SMART HUD

No in-app purchases

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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