Smart Battery 24V vs entropyseal
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Smart Battery 24V
Monitor the voltage of up to four 6V, 12V, or 24V batteries simultaneously. Test startup and charging systems, and accurately record vehicle start and stop times. View all data on your phone via Bluetooth for easy vehicle battery management.
- Monitor 6V, 12V, 24V batteries
- Simultaneous monitoring of four batteries
- Test startup and charging system voltage
- Record vehicle start/stop times
- Bluetooth data display
- Vehicle battery power management
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Smart Battery is an application for monitoring 6V, 12V, and 24V batteries. It can simultaneously monitor the voltage of four batteries. It helps users fully understand the battery by testing the startup and charging system voltage. It can accurately record the time when a car starts and stops. All data can be displayed on the phone through Bluetooth. Easy to manage vehicle battery power
entropyseal
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The companion app for the entropyseal. Store, manage and verify your entropyseal fingerprints. The entropyseal is a reusable tamper-evident jar for storing your valuables.
Screenshots
Verdict
Smart Battery 24V and entropyseal are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases 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.
Smart Battery 24V ships an update every 5 weeks, entropyseal every 3 weeks. The most recent releases landed on September 27, 2026 and October 12, 2026 respectively.
| Parameter | Smart Battery 24V | entropyseal |
|---|---|---|
| Price | Free | Free |
| Rating | 2.0 (1 ratings) — better | — |
| Positive reviews | 0.0% of reviews | — |
| Number of ratings | 1 — better | — |
| Update frequency | Every 5 weeks | Every 3 weeks — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPod, Apple Watch | iPhone, iPad, iPod |
| Requires iOS | 15.6 | 14.0 — better |
| Further details — not scored | ||
| Size | 68 MB | 5 MB |
| Age rating | 4+ | 4+ |
| Developer | Shenzhen Leagend Optoelectronics Co., Ltd. | entropylabs AG |
In-app purchases
Smart Battery 24V
No in-app purchases
entropyseal
No in-app purchases
Questions
Is Smart Battery 24V free?
Is entropyseal free?
Do Smart Battery 24V or entropyseal have ads?
Which is updated more often, Smart Battery 24V or entropyseal?
Other comparisons
