Kaer Tracker vs Vi
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Kaer Tracker
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Cooperating with the platform, it can realize real-time location query, electronic fence, precise positioning in school, trajectory playback and anti-drowning alarm functions.
Vi
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Real time remote monitoring, which can achieve remote video monitoring and management functions, providing real-time video for cameras, SD card historical playback, cloud storage function, human detection, motion detection and other service functions
Screenshots
Verdict
The clearest difference is ads: Kaer Tracker at none against Vi's shown. Vi's advantage is update cadence (every 6 days vs every 6 weeks). On price, 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
Kaer Tracker ships an update every 6 weeks, Vi every 6 days. The most recent releases landed on September 9, 2026 and September 14, 2026 respectively.
| Parameter | Kaer Tracker | Vi |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 6 weeks | Every 6 days — better |
| Ads | No — better | Yes |
| In-app purchases | No | No |
| Devices | iPhone, iPod | iPhone, iPod |
| Requires iOS | 14.4 | 13.0 — better |
| Further details — not scored | ||
| Size | 10 MB | 126 MB |
| Age rating | 4+ | 9+ |
| Developer | Shandong Kaer Electric Co.,Ltd | 新 周 |
In-app purchases
Kaer Tracker
No in-app purchases
Vi
No in-app purchases
