Volta Power USA vs BR433
Price, ratings, monetisation and update history for both apps, side by side โ with what reviewers say about each.
Volta Power USA
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1. The uniqueness of the Bluetooth name ensures that users can accurately connect and manage the corresponding lithium battery; 2. Information query management can be performed on the battery, the user can query the relevant status of each string of batteries, and replace or maintain the abnormal battery; 3. Safety setting and reading battery protection parameters, user setting parameters, you need to enter a password to modify the parameters; 4. Monitor battery fault alarms and display the current faults,and the number of faults in the battery;
BR433
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iPhone Bluetooth pairing Pair using iPhone system Go to Settings > Bluetooth and turn on Bluetooth, Click BR433 and enter the PIN Code 123456 to pair. Attention: Only the first iPhone can use system pairing, the second and third Smartphones can only be paired using the APP. APP Connect and Pair the BR433 Open the APP, then press the top left At list selection: Click BR433, to link, within 30sec., please enter default Connect Key Code (123456) to connect. After that, it will show whether to pair. If you need to pair, please click โOKโ -> enter 123456 then click pair. The smartphone will be pair with BR433. Maximum pairing with 3 iPhone. Note: If you did not pair the BR433 with your iPhone you will need to enter the Connect Key Code every time to connect. Attention: According Bluetooth feature limit, only one phone can connect and work with main unit each time, must disconnect present connected phone(switch Off Bluetooth or keep connected phone over Bluetooth range)before enable connect another phone Bluetooth. So please disconnect all paired phones before pair a new iPhone.
Screenshots
Verdict
The clearest difference is update cadence: BR433 at every 2 months against Volta Power USA's every 15 months. Volta Power USA's advantage is iOS requirement (11.0 vs 15.6). On price, ads, in-app purchases and device support there is nothing between them.
Scored on Price ยท Rating ยท Positive reviews ยท Number of ratings ยท Update frequency ยท Ads ยท In-app purchases ยท Monetization ยท Best chart rank ยท Devices ยท Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
Volta Power USA ships an update every 15 months, BR433 every 2 months. The most recent releases landed on October 7, 2026 and October 17, 2026 respectively.
| Parameter | Volta Power USA | BR433 |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 15 months | Every 2 months โ better |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPod | iPhone, iPod |
| Requires iOS | 11.0 โ better | 15.6 |
| Further details โ not scored | ||
| Size | 73 MB | 6 MB |
| Age rating | 17+ | 4+ |
| Developer | Nprc TV LLC | iKey CORP |
In-app purchases
Volta Power USA
No in-app purchases
BR433
No in-app purchases
Questions
Is Volta Power USA free?
Is BR433 free?
Do Volta Power USA or BR433 have ads?
Which is updated more often, Volta Power USA or BR433?
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