Pro BMS vs Spot Authenticator
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Pro BMS
This utility app measures and displays real-time battery parameters like voltage, current, and capacity. It offers customizable protection functions and allows for voltage/current curve export. Control and monitoring are available via a mobile app.
- Real-time voltage and current measurement
- Power, charge, and discharge capacity monitoring
- Customizable protection functions (overvoltage, overcurrent, etc.)
- Color LCD display of comprehensive data
- Voltage and current curve display and export
- Mobile app control and communication
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The Pro BMS series voltage and ammeter is a new coulomb meter that can measure various physical parameters such as voltage, current, power, charge and discharge capacity, watt-hour, time, etc. At the same time, parameters can also be set to realize various protection functions such as overvoltage protection, undervoltage protection, overcurrent protection, overpower protection, overtemperature protection and time-limited protection. The meter can automatically identify the direction of current flow In addition, the battery capacity can be monitored in real time and the measured data is displayed on a color LCD, which displays comprehensive and user-friendly information. The Pro BMS series voltage and ammeter adds the function of displaying and exporting voltage and current curves based on the original functions. At the same time, it can be controlled by mobile APP and communication.
Spot Authenticator
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Spot Authenticator is a cleaner, faster way to manage two-factor authentication codes. Traditional authenticators often become long lists that force you to scroll back and forth. Spot uses a clear visual layout so you can recognize the account you need and copy the right code with less searching. Your codes work without an internet connection. Enable Offline Mode when you prefer local use. Cloud sync is optional, so you decide how your data is stored and transferred between devices. KEY FEATURES • Visual layout designed for faster code finding • Offline generation of TOTP and 2FA codes • Add accounts by scanning QR codes • Import and export for migration and backup • Optional cloud synchronization • Biometric protection • Simple account organization and settings Spot Authenticator focuses on one job: helping you reach the right code with less searching while keeping you in control of your authentication data.
Screenshots
Verdict
The clearest difference is in-app purchases: Pro BMS at none against Spot Authenticator's 1. Pro BMS also leads on iOS requirement (15.6 vs 18.0). Spot Authenticator's advantage is update cadence (weekly vs every 2 months). On price, ads 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. Spot Authenticator sells 1 one-off in-app purchase. Pro BMS asks for nothing beyond the download.
Pro BMS ships an update every 2 months, Spot Authenticator weekly. The most recent releases landed on September 27, 2026 and October 4, 2026 respectively.
| Parameter | Pro BMS | Spot Authenticator |
|---|---|---|
| Price | Free | Free |
| Rating | 1.0 (1 ratings) — better | — |
| Number of ratings | 1 — better | — |
| Update frequency | Every 2 months | Weekly — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Free | — |
| Devices | iPhone, iPod | iPhone, iPad |
| Requires iOS | 15.6 — better | 18.0 |
| Further details — not scored | ||
| Size | 35 MB | 5 MB |
| Age rating | 4+ | 4+ |
| Developer | Shenzhen Leagend Optoelectronics Co., Ltd. | 优贤 刘 |
In-app purchases
Pro BMS
No in-app purchases
Spot Authenticator
- Lifetime Pro$2.99









