BatteryNow vs COLON
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
BatteryNow
This app provides real-time and historical battery monitoring with graphical data. It also features a large, customizable digital clock display with multiple color options and dark mode support.
- Real-time battery monitoring
- Historical battery trend graphs
- Large digital clock display
- Customizable clock colors
- Dark mode support
- Battery percentage color indicators
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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 display. [ 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, Big digital clock. There are eight colors option for digital clock. 5, Dark mode supported for iOS 13. 6, Date display. 7, Sleep function is disabled during foreground. 8, Battery condition trends Battery data is recorded every minute during running in order to observe the trend of the battery condition.
COLON
A minimalist digital clock app that focuses on displaying the time in a large, clear format. Customize colors, fonts, and display options to suit your preferences. It offers essential features without unnecessary complexity.
- Large time display
- Customizable background, text color, and font
- 200 font options
- Show/hide seconds
- Minimalist design
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シンプル is ベスト！ 時計以外何もない、時間を大きく表示するだけのアプリ。 位置情報に基づく天候表示、日付表示、アラーム機能、タイマー機能、ウィジェット等々・・・ 最近の時計アプリはこれらの機能がスタンダードになりつつあります。しかし、 「時計アプリにそこまで求めてないよ！時間を大画面で確認できればそれで良いんだよ！」 という方もまた、いらっしゃると思います。 そんな方ためのシンプルでミニマルな時計アプリがCOLONです。 【機能・特徴】 ・時計の背景色、文字色、フォントを自由にカスタマイズできます。 ・フォントは200種類！ ・秒数の表示/非表示を自由に選択できます。 ・課金、広告一切なし、完全無料で使えます。
Screenshots
Verdict
The clearest difference is price: COLON at Free against BatteryNow's $0.99. COLON also leads on rating (5.0 vs 4.0) and review sentiment (88% vs 67%). BatteryNow's advantage is update cadence (every 4 months vs every 29 months). On ratings volume, ads, in-app purchases 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
COLON is free to download; BatteryNow costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.
COLON holds the better App Store score, 5.0 against 4.0. Both are backed by a comparable volume of ratings — 1 and 1 respectively. Written reviews point the same way: 67% of BatteryNow's written reviews are positive against 88% of COLON's.
BatteryNow ships an update every 4 months, COLON every 29 months. The most recent releases landed on October 17, 2026 and October 21, 2026 respectively.
| Parameter | BatteryNow | COLON |
|---|---|---|
| Price | $0.99 | Free — better |
| Rating | 4.0 (1 ratings) | 5.0 (1 ratings) — better |
| Positive reviews | 66.7% of reviews | 87.5% of reviews — better |
| Number of ratings | 1 | 1 |
| Update frequency | Every 4 months — better | Every 29 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Paid | Free — better |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 15.6 | 15.0 — better |
| Further details — not scored | ||
| Size | 9 MB | 8 MB |
| Age rating | 4+ | 4+ |
| Developer | kazuhiko kuroda | Toshihide Miyake |
Customer experience
BatteryNow
COLON
In-app purchases
BatteryNow
No in-app purchases
COLON
No in-app purchases
