Tech vs Yun Scent
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Tech
Control your drone with real-time image transmission, photo capture, and video recording capabilities. This application is specifically designed for the AVIA TOR H826HPW series drone.
- Real-time image transmission
- Take pictures
- Record video
- Drone control
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《Tech-tracker》is designed for AVIA TOR H826HPW series drone. 1、Real-time image transmission； 2、Take picture； 3、Take video； 4、Control your drone;
Yun Scent
Control smart fragrance devices wirelessly via Bluetooth or WiFi. Save your settings, operate remotely, and schedule working hours and days for convenience.
- Wireless device control (Bluetooth/WiFi)
- Save custom settings
- Remote operation
- Scheduled working hours and days
- Account synchronization
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Yun Scent is mainly a green free platform controlled by intelligent fragrance devices. Function Introduction: 1. Wireless operation of fragrance devices through Bluetooth or WiFi. 2. Equipped with account function, it can save your setting habits, avoid duplicate operations, and optimize the experience. 3. Can you operate remotely through WiFi and forget to turn off the fragrance machine when you go out? Don't worry, it can be closed on the app. 4. Through the app, you can also set the working hours and working days of the fragrance device, which is convenient and convenient.
Screenshots
Verdict
The clearest difference is rating: Tech at 3.0 against Yun Scent's 1.0. Tech also leads on ratings volume (6 vs 1) and iOS requirement (8.0 vs 11.0). On price, update cadence, ads and in-app purchases 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.
Tech holds the better App Store score, 3.0 against 1.0. That said, the two scores are not equally well evidenced: Tech has 6 ratings behind it against 1, so its average is the more settled of the two.
Tech ships an update every 11 days, Yun Scent every 9 days. The most recent releases landed on November 11, 2026 and November 13, 2026 respectively.
| Parameter | Tech | Yun Scent |
|---|---|---|
| Price | Free | Free |
| Rating | 3.0 (6 ratings) — better | 1.0 (1 ratings) |
| Positive reviews | 25.0% of reviews | — |
| Number of ratings | 6 — better | 1 |
| Update frequency | Every 11 days | Every 9 days — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 8.0 — better | 11.0 |
| Further details — not scored | ||
| Size | 101 MB | 23 MB |
| Age rating | 4+ | 4+ |
| Developer | 元明 苏 | Guangzhou Lanmei Computer Technology Co., Ltd. |
In-app purchases
Tech
No in-app purchases
Yun Scent
No in-app purchases
