Comparison

My smartLED vs D

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

Head to head
About

My smartLED

Control compatible Bluetooth lighting products with features like device grouping, color and brightness adjustments, and dynamic lighting effects. It offers music-reactive lighting and an AI assistant for intuitive control. Basic functions work offline, while advanced features require an internet connection.

Highlights
  • Device and group organization
  • Color and brightness control
  • Customizable lighting effects
  • Music-reactive lighting
  • AI assistant for lighting needs
  • Local data import/export
Features
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MySmartLED controls compatible Bluetooth lighting products. • Devices and groups: organise lights by room or group, view connection status and control multiple lights together. • Colour and brightness: choose your colours, adjust brightness and save favourites. • Lighting effects: explore fades, breathing, jumps and flashing presets. • Music-reactive lighting: import local music or use your phone microphone to make lighting respond to sound. • AI assistant: describe your lighting needs with text or voice and confirm proposed actions when required. • Account and settings: email and Sign in with Apple, account linking, light/dark themes, and local data import and export. Basic Bluetooth control works offline without an account. AI and cloud services require an Internet connection. On-device speech recognition is preferred when supported, with cloud fallback. Available controls depend on the capabilities of your connected lighting hardware.

About

D

Features
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D-SYNC ECU is the ultimate calibration platform for Mercedes-AMG and Mercedes-Benz owners who demand more from their vehicles. Unlock your car's full potential — D-SYNC delivers a seamless, wireless tuning experience straight from your phone. No laptop, no cables, no dealer. SUPPORTED ENGINES • M177 4.0L V8 BiTurbo — C63 S, E63 S, S63, GT 63 S, GLE 63 S, GLC 63 S, and more • M178 4.0L V8 BiTurbo — AMG GT / GT S / GT C / GT R / Black Series • M276 3.0L V6 BiTurbo — C43, E43, E450, GLC43, GLE43, S400, and more • M157 / M278 5.5L & 4.7L V8 BiTurbo — S63, CLS63, GLE63, GLS63, ML63, E63, and more • M133 2.0L Turbo — CLA45, A45, GLA45 (Gen 1 / 1.5) • M256 3.0L Turbo inline-six — E53, CLS53, GT53, GLE53 and 450 models PLUS TRANSMISSION TUNING AND CPC TUNING • 9G-TRONIC (VGS-NAG3) — write calibrations directly to the 9-speed transmission controller • CPC NG - write customized calibrations to a replaced CPC NG module. Compatible control units: Bosch MED17.7.5 · MED17.7 V6LA · MED40AMG · MED17.7 (M157/M278) · Bosch MG1 (M256) · VGS-NAG3 (9G) · CPCNG HIGH-SPEED DATA LOGGING • Ready-made logging presets per engine, plus build-your-own profiles (up to 20 channels) • Boost, intake temps, knock, AFR/lambda, timing and 70+ parameters in real time • Auto-records your pull and saves it as a CSV tagged by VIN, date and time • Powerful viewer — multi-channel overlay, drag-to-read cursor, time-axis zoom and stacked view • One-tap cloud sharing so your tuner can refine the calibration LIVE HUD Turn your phone into a full-screen instrument cluster while you log. Big, glanceable gauges with per-cylinder knock and misfire, camshaft timing, and automatic over-limit alerts — portrait or landscape, with dedicated layouts per engine. Display only: it never touches your recording. EXHAUST POP & BANG TUNER (AMG only) Dial in custom exhaust pops & bangs on OTS tunes — presets plus advanced control, applied at flash. DTC DEACTIVATION Deactivate diagnostic trouble codes across all firmware versions, applied at flash. VEHICLE CODING (beta) Activate hidden features and adjust factory coding — including W205 brake/model coding and AMG 63 exhaust-flap coding. Supported coding is listed at d-syncworks.com. CONTROL-UNIT REPLACEMENT & CLONING (beta) Clone-write the next-generation Common Powertrain Controller (CPC NG), including control-unit replacement. AIRMATIC SUSPENSION CONTROL (beta) Dial in ride height on supported AIRMATIC chassis — AMG GLE/GLS (W167), S-Class (W222) and E-Class (W213). Save your favorite stances and recall them in a tap. ON-BOARD DIAGNOSTICS Read and clear fault codes with plain-language descriptions, right from the app. BUILT FOR AMG Every detail is engineered around the Mercedes platform — automatic ECU identification, per-vehicle configuration, and a tuner ecosystem that speaks your language. WHAT YOU NEED • D-SYNC D1 Bridge — WiFi hardware adapter (sold separately at d-syncworks.com) • A supported Mercedes-AMG / Mercedes-Benz listed above • A D-SYNC account and license Questions or support? Visit d-syncworks.com Note: M256 flashing requires a one-time bench unlock before wireless flashing is available. ** This racing product is for competition, closed-course use only. *** Use of this software may void portions of your vehicle's factory warranty. Some items may not be legal for on-highway use. D-SYNC makes no guarantees as to the legality of any parts used on highway vehicles and accepts no responsibility for compliance with your vehicle's factory warranty.

Screenshots

My smartLED4 screens
D4 screens

Verdict

The call

The clearest difference is update cadence: D at every 5 days against My smartLED's every 3 months. D also leads on iOS requirement (15.0 vs 17.0). On price, ads, in-app purchases and device support there is nothing between them.

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

CostPrice · In-app purchases · Ads · Monetization

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

UpkeepUpdate frequency

My smartLED ships an update every 3 months, D every 5 days. The most recent releases landed on November 7, 2026 and November 5, 2026 respectively.

Scorecard2 real differences · 8 level
My smartLED versus D: the parameters behind the verdict, then further details
ParameterMy smartLEDD
PriceFreeFree
Rating2.4 (489 ratings) — better—
Positive reviews25.7% of reviews—
Number of ratings489 — better—
Update frequencyEvery 3 monthsEvery 5 days — better
AdsNoNo
In-app purchasesNoNo
MonetizationFree—
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS17.015.0 — better
Further details — not scored
Size52 MB43 MB
Age rating4+4+
Developer光奇 李LUN LIU

Bugs and requests

My smartLED

Reported bugs

5 issues
  • Twinkle mode not working
  • Meteor control stopped working
  • Light 1 and Light 2 buttons not functioning
  • App not connecting to Bluetooth
  • Lights revert to static settings when app is closed

Requested features

5 requests
  • Add custom color modes
  • Integrate with Apple CarPlay
  • Add ability to control individual lights
  • Improve music sync functionality
  • Slower twinkle mode options

D

Not enough reviews yet to summarise bugs or requests.

In-app purchases

None

My smartLED

No in-app purchases

None

D

No in-app purchases

Questions

Is My smartLED free?
My smartLED is free to download, with no in-app purchases.
Is D free?
D is free to download, with no in-app purchases.
Do My smartLED or D have ads?
Neither My smartLED nor D shows ads.
Which is updated more often, My smartLED or D?
My smartLED ships an update every 3 months, and D every 5 days. Most recently, My smartLED was updated on November 7, 2026 and D on November 5, 2026.

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