Signal Fire（灼识掌中宝） vs VST
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Signal Fire（灼识掌中宝）
This utility app connects to an automatic optical fiber fusion splicer via Wi-Fi. It offers precise control for splicing single-mode and multimode optical fibers, with features like voice broadcast and adjustable splicing modes for enhanced accuracy.
- Wi-Fi connectivity to fusion splicer
- Single-mode and multimode fiber splicing
- Accurate voice broadcast of fiber face judgment
- Normal and high-accuracy splicing modes
- Discharge calibration for precise splicing
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Signal Fire Pad is a control application for our automatic optical fiber fusion splicer. The fusion splicer connects to the corresponding signal via Wi-Fi. It can splice single-mode and multimode optical fiber, as well as provide more accurate voice broadcast function of the fiber face judgment. The software has normal and high-accuracy splicing mode, it can calibrate the discharge according to the splicing situation, to make the fiber splicing is more precise.
VST
This utility app allows users to manage VSOL company's terminal devices. It provides essential tools for overseeing and controlling these devices within the company's network.
- Terminal device management
- VSOL company specific
- Device control tools
- Network oversight
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VST is an application used to manage VSOL company's terminal devices.
Screenshots
Verdict
The clearest difference is update cadence: VST at fortnightly against Signal Fire（灼识掌中宝）'s every 2 months. On price, ads, in-app purchases and monetization model 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.
Signal Fire（灼识掌中宝） ships an update every 2 months, VST fortnightly. The most recent releases landed on October 19, 2026 and October 24, 2026 respectively.
| Parameter | Signal Fire（灼识掌中宝） | VST |
|---|---|---|
| Price | Free | Free |
| Rating | — | 3.0 (2 ratings) — better |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | — | 2 — better |
| Update frequency | Every 2 months | Fortnightly — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPod | iPhone, iPod |
| Requires iOS | 12.0 | 12.0 |
| Further details — not scored | ||
| Size | 45 MB | 53 MB |
| Age rating | 4+ | 4+ |
| Developer | SIGNAL FIRE TECHNOLOGY CO., LTD. | Guangzhou V-solution Telecommunication Technology Co., Ltd. |
Customer experience
Signal Fire（灼识掌中宝）
VST
In-app purchases
Signal Fire（灼识掌中宝）
No in-app purchases
VST
No in-app purchases
