Smart vs VSG102 Update
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Smart
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The “Smart-Link Live” application meets the growing demand for tracking and traceability. It allows the user to keep their eyes on the target while data streaming from the LZ-30 is captured within the application. The application logs date, time, GPS coordinates and gas measurements. Sessions can be exported from the phone/tablet in multiple formats. With built-in picture capture, the user can associate any reading with a picture or even report a corrosion issue.
VSG102 Update
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Update the VSG102 firmware tools
Screenshots
Verdict
The clearest difference is iOS requirement: Smart at 12.0 against VSG102 Update's 14.0. 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.
Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on October 3, 2026 and October 17, 2026 respectively.
| Parameter | Smart | VSG102 Update |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 2 months | Every 2 months |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 12.0 — better | 14.0 |
| Further details — not scored | ||
| Size | 66 MB | 2 MB |
| Age rating | 4+ | 4+ |
| Developer | Smart-Link Live | VITALSIGNS TECHNOLOGY CO., LTD. |
In-app purchases
Smart
No in-app purchases
VSG102 Update
No in-app purchases
