Comparison

JDCode vs KHJ OFFICIAL LIGHT STICK

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

Head to head
About

JDCode

Features
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JDCode(mini-drone) Remote Control App

About

KHJ OFFICIAL LIGHT STICK

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[MAIN FEATURES] 1. CONCERT MODE Pair your light stick with your concert seat information to enjoy various light stick performance during the concert. This menu will only be available during the concert period. 2. CONNECTING TO BLUETOOTH ON YOUR SMARTPHONE Press the button on the light stick for 3 seconds to set up the “Bluetooth mode”. Turn on the Bluetooth function of your smartphone and hold your smartphone close to the light stick to sync them together. Some smartphones require the GPS function to be turned on to enable Bluetooth connectivity. If you cannot connect to Bluetooth, please turn on the GPS function. 3. SELF MODE When your light stick is successfully connected to your smartphone, changing the color on the color wheel of the app will change your light stick color accordingly. 4. BATTERY LEVEL CHECK In the “SELF MODE” page of the app, click the “Check Battery Status” button at the bottom of the screen to check the battery level of your light stick and replace the battery if needed. ※ This function may differ depending on battery performance and smartphone model. [NOTICE BEFORE CONCERT] - Check the seat information on your ticket before the concert and enter it into your light stick using the app. - To take part in the light stick performance, be sure to set the light stick to “Concert mode” by pressing its button for 3 seconds after pairing it with your seat information on the app. - If the light stick’s wireless performance does not work properly, it may be due to unsuccessful pairing or not completing the pairing process. Please complete the pairing process using the app. - Please be seated in the same seat you registered for your light stick. Moving to another seat may result in different light stick performance. - Check the battery level of your light stick in advance to ensure battery sufficiency during the concert. - There will be a Wireless Control Fanlight Support Center located at the venue. [REQUIRED ACCESS] To use the app and the light stick, the following accesses are required. ※ To grant access, please tap the [Allow] button when the pop-up appears. - DEVICE STORAGE: To store the QR/barcode, seat information, etc. - PHONE: To read the phone status and its identity - CAMERA: To read the QR/barcode - GPS: To connect to Bluetooth - BLUETOOTH: To connect the light stick

Screenshots

JDCode2 screens
KHJ OFFICIAL LIGHT STICK4 screens

Verdict

The call

The clearest difference is update cadence: KHJ OFFICIAL LIGHT STICK at every 10 days against JDCode's every 37 months. JDCode's advantage is iOS requirement (9.0 vs 11.0). 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

JDCode ships an update every 37 months, KHJ OFFICIAL LIGHT STICK every 10 days. The most recent releases landed on November 6, 2026 and November 7, 2026 respectively.

Scorecard2 real differences · 4 level
JDCode versus KHJ OFFICIAL LIGHT STICK: the parameters behind the verdict, then further details
ParameterJDCodeKHJ OFFICIAL LIGHT STICK
PriceFreeFree
Update frequencyEvery 37 monthsEvery 10 days — better
AdsNoNo
In-app purchasesNoNo
DevicesiPhone, iPodiPhone, iPod
Requires iOS9.0 — better11.0
Further details — not scored
Size4 MB59 MB
Age rating4+4+
DeveloperInSoo KimFANLIGHT Co., Ltd

In-app purchases

None

JDCode

No in-app purchases

None

KHJ OFFICIAL LIGHT STICK

No in-app purchases

Questions

Is JDCode free?
JDCode is free to download, with no in-app purchases.
Is KHJ OFFICIAL LIGHT STICK free?
KHJ OFFICIAL LIGHT STICK is free to download, with no in-app purchases.
Do JDCode or KHJ OFFICIAL LIGHT STICK have ads?
Neither JDCode nor KHJ OFFICIAL LIGHT STICK shows ads.
Which is updated more often, JDCode or KHJ OFFICIAL LIGHT STICK?
JDCode ships an update every 37 months, and KHJ OFFICIAL LIGHT STICK every 10 days. Most recently, JDCode was updated on November 6, 2026 and KHJ OFFICIAL LIGHT STICK on November 7, 2026.

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