123SmartBMS vs Zapp Remote
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
123SmartBMS
This app monitors and manages lithium battery packs, ensuring optimal condition and extended lifespan. It tracks cell voltages, temperatures, and currents, while balancing cells during charging. Connect via Bluetooth to view real-time battery status and control charging/discharging.
- Monitors cell voltages and temperatures
- Tracks in- and outgoing currents
- Balances cells during charging
- Bluetooth connectivity for real-time data
- Controls charge/discharge signals
- Extends battery pack lifespan
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123\SmartBMS is an easy to use yet advanced, modular BMS to keep your lithium batteries in perfect condition, increasing the lifespan of the battery pack. The system measures important data like cell voltages, cell temperatures and in- and outgoing currents. It also balances all cells to the same voltage during charging. The BMS supervises the whole battery pack and has two signal relays to indicate “allow to charge” and “allow to discharge”. These signal relays can control chargers and inverters with “enable”/”disable” signals or by connecting an energy efficient power relay to the signal relay. An example is the 123\SmartRelay. Easily connect your phone to the BMS using Bluetooth to see relevant information including state of charge, energy consumed, energy stored, in- and outgoing current, cell voltages and temperatures. With 123\SmartBMS, your battery pack is in safe hands.
Zapp Remote
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Zapp turns your iPhone into a remote for the smart TVs and streaming boxes in your home. Supported devices: • Android TV and Google TV (Sony, Philips, TCL, Xiaomi, Hisense, operator boxes) • Samsung Smart TV (Tizen, 2016+) — beta • LG Smart TV (webOS) — beta • Roku players and Roku TV — beta • Amazon Fire TV — beta • Apple TV (tvOS 15+) — beta Features: automatic discovery, simple pairing, power / D-pad / volume / channel / media keys (as supported by your TV), touchpad navigation, keyboard input, multiple TVs. Beta devices are newly supported — report problems from inside the app. Privacy: Zapp collects no data — no accounts, ads or tracking. It only talks to your TV on your local network. Zapp is not affiliated with Google, Samsung, LG, Roku, Amazon or Apple. Product names are trademarks of their respective owners.
Screenshots
Verdict
123SmartBMS and Zapp Remote are too close to call on the numbers: across 5 compared parameters — price, ads, in-app purchases and device support among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.
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.
| Parameter | 123SmartBMS | Zapp Remote |
|---|---|---|
| Price | Free | Free |
| Rating | 4.5 (21 ratings) — better | — |
| Positive reviews | 66.7% of reviews | — |
| Number of ratings | 21 — better | — |
| Update frequency | Monthly | — |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad — better | iPhone |
| Requires iOS | 16.0 — better | 17.0 |
| Further details — not scored | ||
| Size | 190 MB | 11 MB |
| Age rating | 4+ | 4+ |
| Developer | Albertronic B.V. | AYDIN OZTURK |
In-app purchases
123SmartBMS
No in-app purchases
Zapp Remote
No in-app purchases









