Color gauge vs Khadas Audio
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Color gauge
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カメラで撮影した対象物の色を、独自の技術で標準化しLabを測定します。 スカラ社製光学アダプタをiPhoneのカメラの前に取り付けて撮影します。 咽の赤みを測定する場合は、ご購入いただいた光学アダプタ付属のQRコードをかざしてご使用ください。 撮影した画像はメールでスカラが運営するサーバにメール送信します。 メールで集めた画像はお客様のニーズを把握し、より一層のアプリ機能の充実を図るために使用します。
Khadas Audio
Connect and control your Khadas audio devices with this app. Personalize settings like volume, gain, and EQ, and manage multiple devices. You can also upgrade Bluetooth firmware.
- Effortless online connection
- Bluetooth and USB connectivity
- Volume and gain adjustments
- EQ settings
- Side key configurations
- Bluetooth firmware upgrades
- Manage multiple devices
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Khadas Audio app provides effortless online connection and control of your Khadas audio devices. Discover a rich and immersive experience with Khadas Audio. Upon launching the app, effortlessly connect your Khadas audio products via Bluetooth or USB cable. Customize your experience with personalized settings and information inquiries, such as volume and gain adjustments, EQ settings, side key configurations, filter adjustments, and a range of advanced settings. Additionally, you can upgrade the Bluetooth firmware of your Khadas audio products. On the Device List page, you can also manage multiple Khadas audio devices seamlessly.
Screenshots
Verdict
The clearest difference is update cadence: Color gauge at every 3 weeks against Khadas Audio's every 10 months. 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.
Color gauge ships an update every 3 weeks, Khadas Audio every 10 months. The most recent releases landed on November 7, 2026 and November 4, 2026 respectively.
| Parameter | Color gauge | Khadas Audio |
|---|---|---|
| Price | Free | Free |
| Rating | — | 1.9 (14 ratings) — better |
| Positive reviews | — | 5.9% of reviews |
| Number of ratings | — | 14 — better |
| Update frequency | Every 3 weeks — better | Every 10 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | — | Free |
| Devices | iPhone, iPod | iPhone, iPod |
| Requires iOS | 12.1 — better | 13.0 |
| Further details — not scored | ||
| Size | 149 MB | 12 MB |
| Age rating | 4+ | 4+ |
| Developer | SCALAR CORP. | Khadas Technology Co., Ltd |
In-app purchases
Color gauge
No in-app purchases
Khadas Audio
No in-app purchases









