GH Air vs Camera Ruler ٞ
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
GH Air
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通过蓝牙4.0来控制多功能浴缸的功能，包括系统开关，气泡浴，光疗，自动清洗，手动清洗等功能。
Camera Ruler ٞ
This utility app uses your phone's camera and augmented reality to take quick measurements of linear sizes, distances, angles, perimeters, and areas. It supports various units and allows you to save and share your measurements.
- AR measurements
- Linear size measurement
- Distance measurement
- Angle measurement
- Perimeter and area calculation
- Save and share measurements
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AR Measure helps you with quick everyday measurements around the house or office, similar to a tape measure using your mobile camera with augmented reality (AR) technology. With the Measure app, you can: 1) Measure linear sizes in cm, m, mm, inches, feet, yard. 2) Measure distance from device camera to a fixed point on the detected 3D plane. • Measure angle of corners on 3D planes. • Measure perimeter and area of the room • Measure size of 3D objects. • Calculate the length and enclosed area of the path as polygon. • Generates plan projection for drawn objects and exports it . • Save and share generated measurement Move your phone around the space to find flat surfaces such as a tabletop or the floor. Point and tap to start your measurement and adjust it accordingly. When finished, tap on measurements to get quick reference to unit conversion, copy, and delete functions. Measurements taken with this app are estimates.
Screenshots
Verdict
The clearest difference is ads: GH Air at none against Camera Ruler ٞ's shown. Camera Ruler ٞ's advantage is update cadence (every 7 months vs every 41 months) and iOS requirement (13.0 vs 18). On price, 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.
GH Air ships an update every 41 months, Camera Ruler ٞ every 7 months. The most recent releases landed on October 20, 2026 and October 13, 2026 respectively.
| Parameter | GH Air | Camera Ruler ٞ |
|---|---|---|
| Price | Free | Free |
| Rating | — | 3.5 (11 ratings) — better |
| Positive reviews | — | 50.0% of reviews |
| Number of ratings | — | 11 — better |
| Update frequency | Every 41 months | Every 7 months — better |
| Ads | No — better | Yes |
| In-app purchases | No | No |
| Monetization | — | Ad-supported |
| Devices | iPhone, iPad | iPhone, iPad, iPod — better |
| Requires iOS | 18 | 13.0 — better |
| Further details — not scored | ||
| Size | 2 MB | 6 MB |
| Age rating | 4+ | 4+ |
| Developer | 剑 程 | UniCom Technology |
In-app purchases
GH Air
No in-app purchases
Camera Ruler ٞ
No in-app purchases
