HaiLin vs Gerlsair
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
HaiLin
This mobile application provides remote access to Hailin IoT cloud services. It allows users to easily connect with and manage Hailin temperature controllers and sensors. Monitor and control your devices from anywhere.
- Remote device access
- Connect temperature controllers
- Manage sensors
- IoT cloud service interface
- Mobile device management
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The mobile interface of Hailin IoT cloud service, which connected all the devices of Hailin temperature controllers, and sensors. Customers can access the devices easily by install this app.
Gerlsair
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- Quick discovery, simple and easy to use Quickly master the connection and operation of smart devices for more convenient use; - Device management, easy control Create families and rooms and assign devices to your rooms to control your Gerlsair devices anytime, anywhere; Add family members and share devices to enjoy a shared smart experience; - Comfortable Homes, Bringhter Living Official website: https://www.xizhenelec.com Official email: xunpz@xizhenelec.com
Screenshots
Verdict
The clearest difference is update cadence: HaiLin at every 3 weeks against Gerlsair's every 2 months. HaiLin also leads on iOS requirement (9.0 vs 13.0). On price, ads, 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.
HaiLin ships an update every 3 weeks, Gerlsair every 2 months. The most recent releases landed on October 3, 2026 and October 9, 2026 respectively.
| Parameter | HaiLin | Gerlsair |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (1 ratings) — better | — |
| Number of ratings | 1 — better | — |
| Update frequency | Every 3 weeks — better | Every 2 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 9.0 — better | 13.0 |
| Further details — not scored | ||
| Size | 43 MB | 60 MB |
| Age rating | 4+ | 4+ |
| Developer | HaiLin Energy Technology Inc. | Changsha Xizhen Electronics Technology Co., Ltd. |
In-app purchases
HaiLin
No in-app purchases
Gerlsair
No in-app purchases
