Luminometer vs 節奏挑戰
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Luminometer
Transform your device into a professional light meter to measure luminosity in lux and foot-candles. Achieve optimal illumination for any space, from greenhouses to workspaces, ensuring comfort and preventing glare. Calibrated with reference equipment for precise and reliable readings.
- Measures lux and foot-candle units
- Internal Exposure Compensation for accuracy
- Camera view for measured area
- Calibrated with reference equipment
- Versatile for various lighting conditions
- Helps set optimal illumination levels
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Luminometer is an exceptional app that is designed to transform your iPhone or iPad into a professional and user-friendly light meter. It is based on Internal Exposure Compensation, which makes it the most accurate lux meter available on the market today. With Luminometer, you can easily measure the lux of any light source in both lx and foot-candle units without having to spend any money on professional equipment. One of the standout features of Luminometer is the ability to swiftly and efficiently set up your greenhouse, living room, workplace, study room, or any other area with the perfect level of illumination. Our app ensures that you achieve a well-lit environment that is comfortable to work in without causing any unnecessary glare. The app is incredibly versatile, making it consistent for use in various lighting conditions such as plant lighting, household lighting, workstation lighting, and mood lighting. No matter the type of lighting you need to measure, Luminometer is up to the task. With Luminometer, you get a comprehensive set of features that enable you to measure lux with ease. The camera view feature allows you to view the area being measured, making it even more user-friendly. The app is calibrated using top reference equipment, ensuring that your measurements are always precise and reliable. Whether you're dealing with ambient indoor and outdoor lighting or task and accent lighting, Luminometer has you covered. You can trust that our app is accurate and reliable, thanks to our calibration process, which is done using the best reference equipment available. In conclusion, if you're looking for an accurate, versatile, and easy-to-use light meter app, then Luminometer is the perfect solution for you. Get started today and experience the benefits of using our app to achieve the perfect level of illumination for any environment. Terms and pricing: Our weekly subscription costs $3.99 USD/week and provides you with unlimited access to premium features, as long as your subscription remains active. The subscription automatically renews, and payment will be charged to your iTunes account when you confirm the initial purchase. If you do not wish to renew your subscription, you may turn off the auto-renewal option in your Account Settings at least 24-hours before the current subscription period ends. For more information, please refer to our terms of service available at https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ or privacy policy on https://27groupts.notion.site/Privacy-Policy-for-Luminometer-iOS-App-68f7e665c2924108a9111eae825e53c7
節奏挑戰
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1. 遊戲玩法 - 跟著節拍,看方格依序亮起。 - 每一輪,記住哪個亮、什麼時候亮。 - 難度越高,方格種類越多,大腦負擔越重。 - 連對幾輪,看自己能撐多久。 2. 核心功能 - 5種題庫:動物、顏色、運動、顏色(文字)、自定義。 - 3種難度:簡單 / 中等 / 困難,方格組合截然不同。 - 2至10輪自由設定,隨心決定挑戰長度。 - 斯楚普挑戰:顏色名稱以不同顏色顯示,大腦要轉彎才能記對。 - 自定義模式:上傳自己的照片,打造專屬題庫。 - 節拍速度可調,慢慢練也行,快到極限也行。 - 觸覺回饋,每次亮格都有震動加持。 3. 設計特色 - 深色主題,金色與翡翠綠視覺配色。 - 4欄 × 2列的方格排列,清晰好辨認。 - 方格亮起時自動放大,動畫流暢不卡頓。 - 音樂節拍與視覺同步,沉浸感十足。 - 支援靜音模式與觸覺回饋開關。
Screenshots
Verdict
The clearest difference is price: Luminometer at Free against 節奏挑戰's $0.99. 節奏挑戰's advantage is in-app purchases (none vs 2) and ads (none vs shown). On device support and iOS requirement 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
Luminometer is free to download; 節奏挑戰 costs $0.99 up front. Luminometer sells 2 in-app purchases, starting at $2.99 per 7 days. 節奏挑戰 asks for nothing beyond the download.
Luminometer ships an update every 2 months, 節奏挑戰 every 2 days. The most recent releases landed on November 3, 2026 and October 31, 2026 respectively.
| Parameter | Luminometer | 節奏挑戰 |
|---|---|---|
| Price | Free — better | $0.99 |
| Rating | 3.5 (16 ratings) — better | — |
| Positive reviews | 0.0% of reviews | — |
| Number of ratings | 16 — better | — |
| Update frequency | Every 2 months | Every 2 days — better |
| Ads | Yes | No — better |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPad | iPhone, iPad |
| Requires iOS | 16.6 — better | 17.6 |
| Further details — not scored | ||
| Size | 14 MB | 13 MB |
| Age rating | 4+ | 4+ |
| Developer | 27GROUP | TENG-WEI Huang |
In-app purchases
Luminometer
- Weekly$2.997 Days
- Lifetime$9.99
節奏挑戰
No in-app purchases









