DIY Anemometer (Wind Meter) vs WindSmart
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
DIY Anemometer (Wind Meter)
Create a functional wind speed meter using your phone and a simple homemade device. Measure airflow in various settings and choose from different anemometer types. Customize units and averaging for precise readings.
- Homemade anemometer construction
- Wind speed measurement
- Airflow measurement
- Customizable units (m/s, km/h, mph, knots, Bft)
- Adjustable average values
- Magnetometer-based readings
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Using this app along with a very simple homemade device, you’ll have a working anemometer for measuring wind speed or the airflow in a ventilation system. You can choose the type of anemometer which best suits your needs. The wind speed is determined by measuring the rotation speed of the magnet in your iPhone’s magnetometer. The relationship between the rotation speed and the speed of airflow is set in each version of the anemometer and can be adjusted. You can make improvements to the suggested designs or make and calibrate your own. In order to select units of measurement (m/s, km/h, ft/s, mph, knots, Bft) or the average value ("Avg1" - most recent value, "Avg3" and "Avg7" - average value) press the seven-segment display. Don’t forget to put a protective cover on your iPhone. Specifications ("Outdoor" anemometer): • Measurement range from 0.5 m/s (1 mph) to 15 m/s (34 mph). • Accuracy 0.5 m/s (1 mph). • Update time 2-5 sec. IMPORTANT!!! Small children should not be given magnets because they may swallow them. If two (or more) magnets are swallowed, the magnets can become magnetized to each other in the intestines, squeezing the intestinal tissues between themselves. This can result in serious injury and hospitalization. Children who already think well (and do not swallow everything in a row) can be given only one magnet, and if the magnet is gone, then you definitely need to find a magnet. Telling children not to swallow magnets is probably not necessary, as this can lead to the opposite result. For more information, see the Help section in the app.
WindSmart
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Experience the convenience of WindSmart, Scarlet's trusted and free mobile app for displaying anemometer data! With the WindSmart app, you can easily view wind data from nearby Scarlet anemometers. Stay informed about wind conditions and receive instant visual alerts for high wind speeds. Key Features of WindSmart - Wind Data Viewer: - Real-time wind speed and direction display - 10-minute historical data view - Visual alerts of high wind conditions - Dual-sensor data in a glance WindPro, designed by Scarlet Tech, is an industry-leading and long-range wireless anemometer. It supports seamless transmission of measured wind data through 2.4GHz wireless technology broadcasting. Additionally, it offers the capability to control external devices or integrate with existing systems by using 4-20mA current loops, RS-232 commands, and contact relays, thereby enhancing safety at work. *Please note that in order to utilize this app, you will need a WindPro anemometer. Ensure that the "2.4G WIRELESS BROADCASTING" function on your WindPro console is enabled to broadcast wind data. Without this feature turned on, the app will not function properly.
Screenshots
Verdict
The clearest difference is in-app purchases: WindSmart at none against DIY Anemometer (Wind Meter)'s 1. WindSmart also leads on update cadence (every 6 weeks vs every 8 months) and iOS requirement (11.0 vs 15.6). On price, ads 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. DIY Anemometer (Wind Meter) sells 1 one-off in-app purchase. WindSmart asks for nothing beyond the download.
DIY Anemometer (Wind Meter) ships an update every 8 months, WindSmart every 6 weeks. The most recent releases landed on September 10, 2026 and September 19, 2026 respectively.
| Parameter | DIY Anemometer (Wind Meter) | WindSmart |
|---|---|---|
| Price | Free | Free |
| Rating | 4.5 (6 ratings) — better | — |
| Number of ratings | 6 — better | — |
| Update frequency | Every 8 months | Every 6 weeks — better |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Free | — |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 15.6 | 11.0 — better |
| Further details — not scored | ||
| Size | 12 MB | 5 MB |
| Age rating | 4+ | 4+ |
| Developer | Dmitriy Kharutskiy | Scarlet Tech |
In-app purchases
DIY Anemometer (Wind Meter)
- Full version$1.99
WindSmart
No in-app purchases
Questions
Is DIY Anemometer (Wind Meter) free?
Is WindSmart free?
Do DIY Anemometer (Wind Meter) or WindSmart have ads?
Which is updated more often, DIY Anemometer (Wind Meter) or WindSmart?
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