ColorMeter vs Authmeister
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
ColorMeter
Connects to a colorimeter via Bluetooth to capture and analyze color data. It measures various color parameters, compares colors using different formulas, and allows for storage and retrieval of color data.
- Bluetooth colorimeter connection
- Color data capture and analysis
- Multiple color parameter measurements
- Color comparison with various formulas
- Color data storage and database
- Color lookup and matching
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主要功能: 1、通过蓝牙连接测色仪,采集颜色数据,设置测色仪参数,对仪器进行校准等操作。 2、测量颜色数据,包含反射率、CIE-LABCH、三刺激值XYZ、Yxy、RGB、密度(A/T/M/E)、同色异谱、遮盖力、白度、黄度、黑底、力分、着色力、色牢度等颜色参数。 3、颜色比较,判断颜色是否合格,多种色差公式(ΔE*ab,ΔE*94,ΔE*00,ΔEcmc等)。 4、颜色存储,能够轻松的建立自己的颜色数据,并将颜色数据保存到颜色数据库中。 5、颜色查找,测量一个颜色,可以快速的在颜色数据库中间找到最接近的颜色数据。
Authmeister
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Universal Authmeister supports both TOTP and HOTP algorithms, making it compatible with a wide range of services. Apple Watch Authmeister has an Apple Watch app: see your codes on your wrist with a countdown, get the next HOTP code with one tap, and open passwords you choose to send to the watch. Add the Authmeister complication to your watch face to see a code at a glance. On iPhone, add Home Screen and Lock Screen widgets. Backup-Friendly Securely store your OTP accounts and passwords in your preferred backup location — Google Drive, OneDrive, Dropbox, or locally — so you never lose access. Secure All stored accounts and passwords are protected with AES encryption, keeping your sensitive data safe. User-Friendly Authmeister features a clean Material 3 interface with a modern, intuitive experience. Themes Choose between light, dark, and system themes to make Authmeister look and feel the way you prefer. Open & Flexible Authmeister supports the otpauth-migration URI standard, making it easy to import and export accounts to and from Google Authenticator. Switch platforms seamlessly without hassle.
Screenshots
Verdict
The clearest difference is iOS requirement: ColorMeter at 11.0 against Authmeister's 15.3. On price, update cadence, ads and in-app purchases 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.
ColorMeter ships an update every 5 weeks, Authmeister every 3 weeks. The most recent releases landed on October 24, 2026 and October 25, 2026 respectively.
| Parameter | ColorMeter | Authmeister |
|---|---|---|
| Price | Free | Free |
| Rating | 1.9 (8 ratings) — better | — |
| Positive reviews | 41.7% of reviews | — |
| Number of ratings | 8 — better | — |
| Update frequency | Every 5 weeks | Every 3 weeks — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod, Apple Watch — better |
| Requires iOS | 11.0 — better | 15.3 |
| Further details — not scored | ||
| Size | 111 MB | 91 MB |
| Age rating | 4+ | 4+ |
| Developer | 坤 杨 | Ivan Kopylov |
In-app purchases
ColorMeter
No in-app purchases
Authmeister
No in-app purchases









