Zlink Assistant vs Optimal Audio
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Zlink Assistant
This utility app allows remote device operation and management. Connect by scanning a QR code or entering device details. View attendance data and manage users on compatible time and attendance devices.
- Remote device operation
- QR code connection
- Manual IP/port connection
- Basic user management
- View daily attendance data
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ZLink Assistant is a mobile application gadget designed to provide customers with a more convenient way to operate their devices remotely. customers can quickly connect to the app by scanning the connection QR code on the device or manually entering the device IP, port, and password. It supports completing basic user management on time and attendance devices from mobile, viewing daily attendance data, and presenting users with the most needed information in the app.
Optimal Audio
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Your speakers might be good. Your room might be the problem. Room Audio Balancer helps you assess and improve your home audio setup using your iPhone or iPad. Instead of guessing where speakers should go, you can scan your room, define your key listening spots, and get practical guidance to improve clarity, balance, and immersion. Whether you listen from the couch, your desk, the kitchen, or all three, Room Audio Balancer helps you understand how your space affects your sound. What it does • Scan your room to build a spatial understanding of the space • Mark key listening zones like sofa, desk, bed, or dining area • Review your current speaker setup and compare it against better placement options • Get clear recommendations for positioning, angle, spacing, and listening focus • Use AR guidance to refine placement in the real world • Improve balance, stereo imaging, and overall listening experience • Built for real homes Professional audio tuning is usually reserved for studios, venues, and high-end installs. Room Audio Balancer brings that thinking into everyday spaces, helping you get more from the speakers you already own. It is not about starting from scratch. It is about reviewing, understanding, and optimizing what is already in your room. Great for • Living rooms • Home offices • Bedroom setups • TV and movie spaces • Music listening zones • Multi-use rooms where sound changes by position Why use it? Because “good enough” speaker placement often leaves performance on the table. A small change in position can make dialogue clearer, bass tighter, and music more balanced. Room Audio Balancer helps you make those changes with confidence. Set up smarter. Listen better.
Screenshots
Verdict
The clearest difference is price: Zlink Assistant at Free against Optimal Audio's $2.49. On ads, 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
Zlink Assistant is free to download; Optimal Audio costs $2.49 up front. Neither carries in-app purchases, so what you see is what you pay.
| Parameter | Zlink Assistant | Optimal Audio |
|---|---|---|
| Price | Free — better | $2.49 |
| Rating | 1.6 (9 ratings) — better | — |
| Positive reviews | 0.0% of reviews | — |
| Number of ratings | 9 — better | — |
| Update frequency | Every 2 months | — |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone | iPhone, iPad — better |
| Requires iOS | 17.0 — better | 18.6 |
| Further details — not scored | ||
| Size | 22 MB | 18 MB |
| Age rating | 4+ | 4+ |
| Developer | XiaMen Teco Electronic Technology Co., Ltd. | Thomas Richardson |
In-app purchases
Zlink Assistant
No in-app purchases
Optimal Audio
No in-app purchases
Questions
Is Zlink Assistant free?
Is Optimal Audio free?
Do Zlink Assistant or Optimal Audio have ads?
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