Olelon Connect vs FJAPP
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Olelon Connect
Monitor your intelligent battery pack's operational status, including charging, voltage, temperature, and remaining battery level. The app also facilitates one-button firmware upgrades and provides detailed historical fault information for troubleshooting.
- Real-time battery status monitoring
- Bluetooth connectivity
- One-button firmware upgrades
- Detailed fault information
- Historical fault logs
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The intelligent battery pack has a built-in remote Bluetooth module. It connects to a mobile application via Bluetooth. The application can read the following information: 1. The operational status of the battery pack: charging, discharging, operating voltage, current, temperature, remaining battery level, etc. 2. Bluetooth connection allows for one-button upgrade of device versions. 3. It can display detailed fault information about the current operation of the device. 4. You can view historical fault information about the previous operation of the device. About Olelon Olelon Energy USA Company Limited is devoted to build the best lithium batteries for people all over the world. Through advanced and sophisticated R&D, we have designed all of our batteries to provide years of trouble free service. Only the highest quality of LiFePO4 cells from the best manufacturer in the world will be used on our batteries. Every Olelon battery contains cells that are meticulously sorted and matched for both capacity and resistance. Trust Olelon battery for all of your deep cycle and trouble free battery needs.
FJAPP
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1. Product recommendations, full product line, and detailed product descriptions 2. Community reviews and product knowledge sharing 3. Modifying and fine-tuning product specifications 4. Handling day-to-day after-sales service matters
Screenshots
Verdict
The clearest difference is iOS requirement: FJAPP at 13.0 against Olelon Connect's 15.0. 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 monthly. The most recent releases landed on November 3, 2026 and November 4, 2026 respectively.
| Parameter | Olelon Connect | FJAPP |
|---|---|---|
| Price | Free | Free |
| Rating | 3.0 (2 ratings) — better | — |
| Positive reviews | 0.0% of reviews | — |
| Number of ratings | 2 — better | — |
| Update frequency | Monthly | Monthly |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPod | iPhone, iPod |
| Requires iOS | 15.0 | 13.0 — better |
| Further details — not scored | ||
| Size | 26 MB | 45 MB |
| Age rating | 4+ | 17+ |
| Developer | OLELON ENERGY COMPANY LIMITED | 凡己科技(苏州)有限公司 |
In-app purchases
Olelon Connect
No in-app purchases
FJAPP
No in-app purchases
