测量工具 vs DG
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
测量工具
This utility app offers a suite of measurement tools for your phone. It includes a ruler, protractor, noise meter, distance calculator, level, compass, and flashlight. Easily measure lengths, angles, sound levels, and more with convenient on-the-go tools.
- Ruler (metric/inch)
- Noise meter (decibel)
- Protractor (camera-based)
- Distance measurement
- Level tool
- Compass
- Flashlight
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Measurement tools, eight sets of small tools. 1: the ruler to measure the length of the gadget, support metric and inch. 2 noise meter: through the phone to detect the surrounding sound decibel 3: get the object angle protractor tool, measured by the camera shooting. 4 paintings: calibration quick view home pendant is neat gadget. 5 measuring distance: input object height, accurate calculation of horizontal distance. 6 level: put the phone on the test object, you can know whether the level of small tools. 7 Compass: fast positioning precision gadget, no longer lost. 8 flashlight: a key to open the phone lights. A collection of a variety of gadgets function measurement tools, it contains a ruler, protractor, noise meter, measuring the distance of these conventional small features, and support level, compass, a flashlight, hang a picture to use it, calibration tools, user can really feel the heart of this product designers design. Measurement tool - really is a commonly used, put in the pocket gadget. QQ Group: 556446705 Welcome to join us and look forward to your suggestions and we will try our best to improve our products.
DG
This professional-level software offers advanced control over erotic stimulation devices. It features an adaptive pulse algorithm designed to enhance sensation and stability, with customizable settings for waveforms, intensity, and timing across two independent channels. Advanced users can fine-tune parameters for a personalized experience.
- Adaptive pulse algorithm
- Customizable waveform, intensity, frequency, speed, timing, cycle
- Independent dual-channel control
- Physiological data-based stimulation
- G-spot edge locking
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Professional-level erotic shocker supporting software. Based on a large amount of physiological data, DG-LAB's original adaptive pulse algorithm can stimulate the fullness and stability, and lock the thrill firmly at the G edge. Waveform, intensity, frequency, speed, timing, cycle can be set separately in the application, and the two channels can run independently Continued use of GPS running in the background can dramatically decrease battery life
Screenshots
Verdict
The clearest difference is rating: 测量工具 at 4.5 against DG's 3.6. 测量工具 also leads on review sentiment (84% vs 56%) and update cadence (monthly vs every 4 months). DG's advantage is ads (none vs shown) and monetization model (free vs free with in-app purchases). On price, in-app purchases, device support and iOS requirement 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.
测量工具 holds the better App Store score, 4.5 against 3.6. That said, the two scores are not equally well evidenced: 测量工具 has 77 ratings behind it against 14, so its average is the more settled of the two. Written reviews point the same way: 84% of 测量工具's written reviews are positive against 56% of DG's.
测量工具 ships an update monthly, DG every 4 months. The most recent releases landed on November 1, 2026 and October 10, 2026 respectively.
| Parameter | 测量工具 | DG |
|---|---|---|
| Price | Free | Free |
| Rating | 4.5 (77 ratings) — better | 3.6 (14 ratings) |
| Positive reviews | 84.0% of reviews — better | 55.6% of reviews |
| Number of ratings | 77 — better | 14 |
| Update frequency | Monthly — better | Every 4 months |
| Ads | Yes | No — better |
| In-app purchases | No | No |
| Monetization | Free with in-app purchases | Free — better |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 12.0 | 11.0 — better |
| Further details — not scored | ||
| Size | 55 MB | 53 MB |
| Age rating | 4+ | 17+ |
| Developer | 飞剑 姚 | BeiJing SuMeng Technology Co.,Ltd. |
Customer experience
测量工具
DG
In-app purchases
测量工具
No in-app purchases
DG
No in-app purchases









