HDL On vs Salus 4.0
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
HDL On
This utility app allows users to search for and control various network equipment, including lighting, curtains, and HVAC systems. It offers a centralized platform for managing smart home devices.
- Search network equipment
- Control lighting
- Manage curtains
- HVAC system control
- Panel equipment management
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New software HDL On will replace the use of iLfie, the current release of version 1.0 supports search network equipment and carry the following a few types of lighting, curtains, HVAC, panel equipment.
Salus 4.0
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Salus 4.0 is a cutting-edge solution designed to transform HSSEQ (Health, Safety, Security, Environmental, and Quality) management across industries. Streamline your operations with improved efficiency, transparency, and communication, all while reducing the burden of paperwork. The Salus platform empowers field personnel to easily upload data through the sleek and intuitive mobile app, while automated workflows are seamlessly managed through a powerful web-based backend. Automating key administrative tasks—such as analytics, report generation, data management, and action tracking—Salus enables your team to focus on value-added activities that drive performance. Highly customizable and scalable, Salus adapts to your organization’s unique HSSEQ requirements, regardless of size or industry.
Screenshots
Verdict
The clearest difference is update cadence: HDL On at every 2 weeks against Salus 4.0's every 6 weeks. HDL On also leads on iOS requirement (9.1 vs 15.6). 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.
HDL On ships an update every 2 weeks, Salus 4.0 every 6 weeks. The most recent releases landed on November 1, 2026 and October 30, 2026 respectively.
| Parameter | HDL On | Salus 4.0 |
|---|---|---|
| Price | Free | Free |
| Rating | 3.2 (9 ratings) — better | — |
| Positive reviews | 14.3% of reviews | — |
| Number of ratings | 9 — better | — |
| Update frequency | Every 2 weeks — better | Every 6 weeks |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 9.1 — better | 15.6 |
| Further details — not scored | ||
| Size | 128 MB | 33 MB |
| Age rating | 17+ | 17+ |
| Developer | HDL Automation Co., Ltd | Qbler Technolabs |
In-app purchases
HDL On
No in-app purchases
Salus 4.0
No in-app purchases
