Katch vs Klight
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Katch
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Katch，一個屬於香港人的優惠獎賞計劃。會員只需透過應用程式即可領取全城最精彩著數及禮遇，獎賞類別涵蓋不同範疇，包括城中精選活動門票、商鋪購物、美饌及個人理財優惠都應有盡有。 用戶可透過程式隨時接收 Katch 最新消息、優惠及進行互動。
Klight
This app connects fans to exclusive updates and merchandise for a popular Hong Kong artist. It also allows for personalized control of a special light stick, offering a wide range of color and pattern options for both home use and synchronized fan events.
- Artist information and updates
- Exclusive fan content
- Customizable light stick control
- 16 million color options
- Real-time light effect editing
- Synchronized fan event lighting
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K LIGHT 姜糖的專屬手燈應用程式 本程式有兩大功能： 1:連接姜濤香港後援會IG，獲得姜濤更多資訊 *從姜濤確認參選全民造星以來，後援會一直不遺餘力地支持並為他籌備了大大小小應援活動，希望姜濤能在乘風破浪，事業節節上升。透過應援活動，本會相信能把姜濤的個人魅力向更多人宣傳，陪伴他走過演藝事業的每一個旅程。 2:手燈K LIGHT 控制 本APP針對手燈設計，讓姜糖能在家透過手機來編輯自己的專屬燈光，不局限於演唱會中使用。程式中能即時連線變更燈光樣式，用無限燈光變化來支持在台上閃耀的他。 *藍芽連線控制： 除了在家能享受1600萬種燈光變化（包括恆定，閃爍，呼吸，編輯功能）以外，還能在演唱會專業燈控人士控制下，體驗整體燈光變化，實現整齊劃一的燈光應援，將氣氛推至高點。 本app 所使用到之姜濤肖像皆經授權製作
Screenshots
Verdict
The clearest difference is update cadence: Katch at monthly against Klight's every 23 months. Klight's advantage is iOS requirement (11.0 vs 15.6). 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
Katch ships an update monthly, Klight every 23 months. The most recent releases landed on October 5, 2026 and October 7, 2026 respectively.
| Parameter | Katch | Klight |
|---|---|---|
| Price | Free | Free |
| Rating | — | 5.0 (1 ratings) — better |
| Number of ratings | — | 1 — better |
| Update frequency | Monthly — better | Every 23 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | — | Free |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.6 | 11.0 — better |
| Further details — not scored | ||
| Size | 151 MB | 41 MB |
| Age rating | 4+ | 4+ |
| Developer | Katch (HK) Limited | Lumic Technology Inc. |
In-app purchases
Katch
No in-app purchases
Klight
No in-app purchases
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