Jayco Off vs Zeliox ZAI4
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Jayco Off
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Designed for Jayco Off-Grid systems, this APP aims to:- 1.Help our customers view the working status of their Off-Grid systems:- a.Check Water levels b.Battery Status c.Turn various applances, pumps and lights on and off within the system 2.Show various error codes if any 3.Show the firmware versions. All in all it is a great tool to operate your Off-Grid system from your phone.
Zeliox ZAI4
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This APP is designed for Zeliox products to: 1) help users know the device status and data in real time; 2) provide the latest firmware and configuration file; 3) provide wider usage for Zeliox products. Overall, this APP will be a great tool for you to use your Zeliox products. We hope you will always enjoy using Zeliox products.
Screenshots
Verdict
The clearest difference is update cadence: Zeliox ZAI4 at every 7 months against Jayco Off's every 25 months. Zeliox ZAI4 also leads on iOS requirement (12.0 vs 15). 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.
Jayco Off ships an update every 25 months, Zeliox ZAI4 every 7 months. The most recent releases landed on October 25, 2026 and October 9, 2026 respectively.
| Parameter | Jayco Off | Zeliox ZAI4 |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 25 months | Every 7 months — better |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPod | iPhone, iPod |
| Requires iOS | 15 | 12.0 — better |
| Further details — not scored | ||
| Size | 27 MB | 34 MB |
| Age rating | 17+ | 17+ |
| Developer | TBB Power Co., Ltd | Zeliox |
In-app purchases
Jayco Off
No in-app purchases
Zeliox ZAI4
No in-app purchases
Questions
Is Jayco Off free?
Is Zeliox ZAI4 free?
Do Jayco Off or Zeliox ZAI4 have ads?
Which is updated more often, Jayco Off or Zeliox ZAI4?
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