CoatingMaster vs Bladder Diary Tracker
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
CoatingMaster
This dual-purpose instrument uses magnetic and eddy current methods to measure the thickness of coatings on both magnetic and non-magnetic metal substrates. It features automatic substrate identification, multiple calibration options, and a negative display function for enhanced accuracy. The device offers audible prompts and both manual and automatic power-off modes.
- Magnetic and eddy current measurement
- Automatic substrate identification
- Single and two-point calibration
- Basic calibration correction
- Negative display for zero point accuracy
- Audible prompts
- Manual and automatic power-off
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CoatingMaster涂层测厚仪是具有广泛使用范围的磁性和非磁性及两用仪器。 功能： ●采用了磁性和涡流两种测厚方法，既可测量磁性金属基体上非磁性覆盖层的厚度又可测量非磁性金属基体上非导电覆盖层的厚度； ●能快速自动识别铁基体与非铁基体； ●可采用单点校准和两点校准两种方法对仪器进行校准； ●可采用基本校准修正法对测头系统误差进行更新修正，保证仪器在测量过程中的准确性； ●负数显示功能，保证仪器零位点校准的准确性，提高测试精度； ●操作过程有蜂鸣声提示； ●两种关机方式：手动关机方式和自动关机方式； ●电池电压指示：低电压提示； ●微功耗设计，在待机装态不到10微安的电流； ●测量方法：F 磁感应 NF 涡流。
Bladder Diary Tracker
Easily log your urination volume and time to track voiding patterns. This health and fitness app helps you monitor your daily bladder habits.
- Log urination volume
- Record urination time
- Track voiding patterns
- Daily habit monitoring
- Health & Fitness tracking
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It is an application that can easily record urination volume and urination time.
Screenshots
Verdict
The clearest difference is review sentiment: Bladder Diary Tracker at 69% against CoatingMaster's 0%. Bladder Diary Tracker also leads on update cadence (every 2 weeks vs every 7 months). CoatingMaster's advantage is in-app purchases (none vs 1) and ads (none vs shown). On price 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. Bladder Diary Tracker sells 1 one-off in-app purchase. CoatingMaster asks for nothing beyond the download.
CoatingMaster ships an update every 7 months, Bladder Diary Tracker every 2 weeks. The most recent releases landed on November 2, 2026 and November 3, 2026 respectively.
| Parameter | CoatingMaster | Bladder Diary Tracker |
|---|---|---|
| Price | Free | Free |
| Rating | — | 4.0 (7 ratings) — better |
| Positive reviews | 0.0% of reviews | 69.2% of reviews — better |
| Number of ratings | — | 7 — better |
| Update frequency | Every 7 months | Every 2 weeks — better |
| Ads | No — better | Yes |
| In-app purchases | No — better | Yes |
| Monetization | Free — better | Free with in-app purchases |
| Devices | iPhone, iPod | iPhone, Apple Watch |
| Requires iOS | 11.0 — better | 17.6 |
| Further details — not scored | ||
| Size | 14 MB | 10 MB |
| Age rating | 4+ | 4+ |
| Developer | 海军 欧阳 | Yuta Endo |
Customer experience
CoatingMaster
Bladder Diary Tracker
In-app purchases
CoatingMaster
No in-app purchases
Bladder Diary Tracker
- Hide ads$5.99
Questions
Is CoatingMaster free?
Is Bladder Diary Tracker free?
Do CoatingMaster or Bladder Diary Tracker have ads?
Which is updated more often, CoatingMaster or Bladder Diary Tracker?
Other comparisons
