BatteryPro++ vs JustClock
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
BatteryPro++
This app helps you understand your iOS device's battery performance. It identifies battery runtimes and provides data to help you diagnose why your battery might be draining quickly. Easily check your battery's health and estimated runtimes.
- Monitor device runtimes
- Estimated and raw battery data
- Check battery health
- Identify battery drain causes
Read full descriptionHide full description
BatteryPro++ is a well-designed battery benchmarking app for iOS devices. It's also the perfect test for your iOS battery, no matter if it’s brand new or gently used. Did you ever wonder why your device's battery is always running low? With BatteryPro++ and its technique to identify battery runtimes, you will always know what's wrong with your battery. ►WHAT IT DOES The application will display your device's runtimes adjusted accordingly or even show you further data on your battery (depending on the iOS version). ►KEY FEATURES • Monitor your device's runtimes • Estimated, and calculated raw data • Easily to check your battery's health ►SUPPORT The main objective of BatteryTesting is to give users an overview of their device's runtimes. If you are unsure about a battery replacement, feel free to send us an e-mail or tweet us (@BatteryTesting).
JustClock
Read full descriptionHide full description
Open it. See the time. JustClock is a quiet clock for your desk or bedside. A clear digital clock, the date, and local weather share one simple screen. The time appears without waiting for the weather. Make room for your day • Five in-app widgets: digital clock, analog clock, date, weather, and phrase • Place digital and analog clocks together • Add, remove, move, and resize widgets • Light and dark modes, with an option to follow your system • Manual portrait and landscape modes, each with its own saved layout • Arrange widgets in one editable clock composition • One app-wide font, with widget colors and opacity • Pretendard included; optional fonts download after confirmation • 12-hour or 24-hour time, optional seconds, and an optional year in the date • Twelve night weather icons that follow the actual lunar phase A phrase when you want one The default clock starts without a phrase. Add a phrase widget to read 120 short adaptations in both English and Korean, or write your own text of up to 100 characters. Included phrases follow your language setting and change daily or hourly. Your clock can use included phrases or your own text. Both work offline. A calm screen, simple controls Start in landscape, then keep your last chosen orientation. Tap to reveal clock layout, settings, and orientation controls at the top left; tap again to hide them. Settings with several options open a selection sheet. The clock screen stays awake while open and respects your device's reduced-motion setting. Free, with no ads, sign-up, or in-app purchases. Settings, widget layouts, and text you write are saved on your device. Weather is optional: with location permission, approximate coordinates are sent to Open-Meteo for a forecast. The clock keeps working if permission is denied or weather is unavailable. Weather data: Open-Meteo, CC BY 4.0. Temperature and weather codes are formatted for display. Included phrases are adapted from Marcus Aurelius's Meditations, translated into English by George Long, and the Tao Te Ching, translated into English by James Legge. They are not presented as verbatim quotations.
Screenshots
Verdict
The clearest difference is price: JustClock at Free against BatteryPro++'s $2.99. On ads, in-app purchases, device support and iOS requirement 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
JustClock is free to download; BatteryPro++ costs $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.
| Parameter | BatteryPro++ | JustClock |
|---|---|---|
| Price | $2.99 | Free — better |
| Rating | 4.7 (245 ratings) — better | — |
| Positive reviews | 61.9% of reviews | — |
| Number of ratings | 245 — better | — |
| Update frequency | Fortnightly | — |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Ad-supported | — |
| Devices | iPhone, iPad | iPhone, iPad |
| Requires iOS | 17.0 | 16.0 — better |
| Further details — not scored | ||
| Size | 20 MB | 30 MB |
| Age rating | 12+ | 4+ |
| Developer | Binh Tran | Jiwon Park |
In-app purchases
BatteryPro++
No in-app purchases
JustClock
No in-app purchases









