Ttracker vs WaterTesting
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Ttracker
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Real time viewing of device temperature and humidity data as well as location
WaterTesting
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水质检测工具，可检测pH等
Screenshots
Verdict
Ttracker and WaterTesting are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.
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.
Ttracker ships an update monthly, WaterTesting every 3 weeks. The most recent releases landed on September 15, 2026 and September 12, 2026 respectively.
| Parameter | Ttracker | WaterTesting |
|---|---|---|
| Price | Free | Free |
| Update frequency | Monthly | Every 3 weeks — better |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 13.0 — better | 14.0 |
| Further details — not scored | ||
| Size | 37 MB | 16 MB |
| Age rating | 4+ | 17+ |
| Developer | 鲜境电子有限公司 | Shanghai Ruosull Technology Co., Ltd |
In-app purchases
Ttracker
No in-app purchases
WaterTesting
No in-app purchases
