BatteryNow ! Big Digital Clock vs jarmend LED
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
BatteryNow ! Big Digital Clock
Monitor your device's battery life with real-time and trend graphs. Features a large, customizable digital clock with color options and dark mode support. Track battery percentage changes over time.
- Real-time battery monitoring
- Battery trend logging
- Large digital clock display
- Customizable clock colors
- Dark mode support
- Battery percentage graphs
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BatteryNow is battery monitoring app in two ways: Real-time monitoring and Trend monitoring (logging). 1, Real-time monitoring : You can check the battery level with line plots data graphically. 2, Trend monitoring : It is save the battery data internally every one minute, then you can see a graph of how change your battery level in long period. 3, Big Digital Clock [ Real-time monitoring feature ] 1, Display the Battery % status in three colors Green, Yellow and Red. Green > 45% > Yellow > 25% > Red 2, Battery% graph. Range of scrolling screen up to 8 times. Chart update interval can be change between from 0.1 pixel / sec to 2.0 pixel / sec. 3, Minute time line plot. This graph will 100% every hour. 4, Digital clock. There are eight colors option for digital clock. 5, Dark mode supported. 6, Ad
jarmend LED
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jarmend LED can control LED lights through the mobile phone APP to achieve patterns, text, graffiti, music rhythm, microphone rhythm function. It has a larger screen and even displays dynamic patterns.
Screenshots
Verdict
The clearest difference is ads: jarmend LED at none against BatteryNow ! Big Digital Clock's shown. jarmend LED also leads on update cadence (weekly vs every 9 months) and device support (3 vs 1). On price 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.
BatteryNow ! Big Digital Clock ships an update every 9 months, jarmend LED weekly. The most recent releases landed on October 30, 2026 and October 25, 2026 respectively.
| Parameter | BatteryNow ! Big Digital Clock | jarmend LED |
|---|---|---|
| Price | Free | Free |
| Rating | 4.0 (1 ratings) — better | — |
| Positive reviews | 40.0% of reviews | — |
| Number of ratings | 1 — better | — |
| Update frequency | Every 9 months | Weekly — better |
| Ads | Yes | No — better |
| In-app purchases | No | No |
| Monetization | Ad-supported | — |
| Devices | iPhone | iPhone, iPad, iPod — better |
| Requires iOS | 16.6 | 12.0 — better |
| Further details — not scored | ||
| Size | 9 MB | 77 MB |
| Age rating | 4+ | 12+ |
| Developer | kazuhiko kuroda | Shenzhen I-ledshow Technology Co., Ltd. |
In-app purchases
BatteryNow ! Big Digital Clock
No in-app purchases
jarmend LED
No in-app purchases
Questions
Is BatteryNow ! Big Digital Clock free?
Is jarmend LED free?
Do BatteryNow ! Big Digital Clock or jarmend LED have ads?
Which is updated more often, BatteryNow ! Big Digital Clock or jarmend LED?
Other comparisons
