Battery vs Remote Battery Level for Watch
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Battery
Explore the fundamental principles of electrochemical cells and their conversion of chemical to electrical energy. Understand the distinction between disposable primary batteries and rechargeable secondary batteries, and their diverse applications.
- Electrochemical cell principles
- Chemical to electrical energy conversion
- Primary (disposable) batteries
- Secondary (rechargeable) batteries
- Applications of batteries
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An electrical battery is one or more electrochemical cells that convert stored chemical energy into electrical energy. Since the invention of the first battery (or "voltaic pile") in 1800 by Alessandro Volta, batteries have become a common power source for many household and industrial applications. According to a 2005 estimate, the worldwide battery industry generates US$48 billion in sales each year, with 6% annual growth. There are two types of batteries: primary batteries (disposable batteries), which are designed to be used once and discarded, and secondary batteries (rechargeable batteries), which are designed to be recharged and used multiple times. Miniature cells are used to power devices such as hearing aids and wristwatches; larger batteries provide standby power for telephone exchanges or computer data centers.
Remote Battery Level for Watch
Monitor your iPhone's battery level and charging status directly from your Apple Watch. Receive alerts for full charge or critical battery levels. View your Watch's charge on your iPhone and check data connection status.
- Check iPhone battery on Apple Watch
- iPhone charging alerts on Watch
- View Watch battery on iPhone
- Display battery on Watch Face
- Check data connection status
- Customizable alert limits
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***** The only app that gives you iPhone Battery Alerts on your Apple Watch! ***** The only app that shows your iPhone Battery on your Watch Face [with purchasable upgrade]! "Remote Battery & Connectivity" is a super convenient utility app. It enables you to use your Apple Watch to check the charging level of your iPhone, and gives you alerts on the Watch when the iPhone is full charged or when the battery level get critical. On the iPhone app, you can view the battery level of your Watch. In addition, the app gives information on your current data connection and network carrier. After upgrading the app, it can show all this information conveniently on your Watch Face! Features: - Check whether your iPhone is fully charged while it is plugged in on the other side of the room - Check your iPhone charging level without pulling your iPhone out of your pocket - Check your Watch charging level on your iPhone when it is charging on the wireless charger - Show your iPhone battery level and connection status on your Watch Face using Complications [with purchasable upgrade]! - Use Glances to check your iPhone's battery level from the Watch home screen - Get a notification on your Apple Watch when your iPhone is fully charged, or when its charging level drops below a threshold. - Customize the alert limits of the battery level - Save costs! Use your Watch to quickly check if you have a WiFi or cellular data connection - Be creative and find many more ways to use the app! NOTE: This app contains an auto-renewable subscription. It is a weekly, monthly or yearly subscription, and it provides you the option to set custom battery level limits, enables complications on your watch, and removes all ads. The subscription automatically renews unless auto-renew is turned off at least 24-hours before the end of the current period. Your account will be charged for renewal within 24-hours prior to the end of the current period. Auto-renewal may be turned off by going to the user's Account Settings after purchase. No cancellation of the current subscription is allowed during active subscription period For more info, see: caramba-apps.com/terms caramba-apps.com/privacy
Screenshots
Verdict
The clearest difference is ads: Battery at none against Remote Battery Level for Watch's shown. Battery also leads on iOS requirement (6.0 vs 12.0). Remote Battery Level for Watch's advantage is rating (3.9 vs 3.5) and ratings volume (312 vs 13). On price, review sentiment, update cadence 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. Battery sells 1 one-off in-app purchase and Remote Battery Level for Watch sells 4 in-app purchases, starting at $0.49 per 7 days. Whichever you choose, the download price is not the number that matters.
Remote Battery Level for Watch holds the better App Store score, 3.9 against 3.5. That said, the two scores are not equally well evidenced: Remote Battery Level for Watch has 312 ratings behind it against 13, so its average is the more settled of the two. Written reviews point the same way: 29% of Battery's written reviews are positive against 34% of Remote Battery Level for Watch's.
Battery ships an update monthly, Remote Battery Level for Watch every 2 months. The most recent releases landed on October 22, 2026 and October 20, 2026 respectively.
| Parameter | Battery | Remote Battery Level for Watch |
|---|---|---|
| Price | Free | Free |
| Rating | 3.5 (13 ratings) | 3.9 (312 ratings) — better |
| Positive reviews | 29.4% of reviews | 33.7% of reviews — better |
| Number of ratings | 13 | 312 — better |
| Update frequency | Monthly — better | Every 2 months |
| Ads | No — better | Yes |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Devices | iPhone, iPad, iPod | iPhone, iPod, Apple Watch |
| Requires iOS | 6.0 — better | 12.0 |
| Further details — not scored | ||
| Size | 4 MB | 16 MB |
| Age rating | 4+ | 4+ |
| Developer | Orgajja Co Ltd | Caramba App Development |
Customer experience
Battery
Remote Battery Level for Watch
User reviews
Battery
From 13 App Store ratingsWhat we love
- 🔋 Basic battery info provided
- 👍 Simple and not elaborate
- 👍 Useful for iPod Touch
- 👍 Accurate battery percentage
- 👍 Helpful for knowing battery level
Room to improve
- 👎 Very basic information
- 👎 Forced to download other apps
- 👎 Too many ads
- 👎 Inaccurate battery percentage
- 👎 App crashes frequently
Remote Battery Level for Watch
From 312 App Store ratingsWhat we love
- 🚀 Awesome little app
- 👍 Works as expected
- 👍 Useful for checking battery remotely
- 🚀 Convenient complication on Apple Watch
Room to improve
- 🐛 Notifications don't work
- 🐛 Inaccurate battery readings
- 🔋 High battery drain
- 💰 Subscription model
- 🔋 Disconnects from Apple Watch
Bugs and requests
Battery
Reported bugs
20 issues- Crashes on opening
- Opens ads and redirects
- Lagging out device
- Cannot use all functions without download
- Doesn't open
Show 15 moreShow fewer
- Black screen then crash
- App crashes immediately after update
- Force closes
- Battery percentage inaccurate
- App doesn't work
- Keeps flashing back to home screen
- Latest update broke the app
- Advertisements prevent app from working
- App crashes my iPod
- App crashes whenever I want to use it
- App keeps shutting off
- Doesn't load for many users
- App doesn't start up
- Keeps booting back to main screen
- Never works right
Requested features
8 requests- Remove ads
- Upgrade option to remove ads
- Add more functions
- Remove slot machine game prompt
- Fix crashing issues
Show 3 moreShow fewer
- Update app for stability
- Add settings for personalization
- Explain calendar function
Remote Battery Level for Watch
Reported bugs
3 issues- Crashes on launch
- Complication doesn't update
- Subscription issues
Requested features
3 requests- More frequent battery updates
- Sound alerts for low battery
- Ability to view watch battery on iPhone
In-app purchases
Battery
- Upgrade$0.99
Remote Battery Level for Watch
- Weekly Subscription$0.497 Days
- Monthly Subscription$0.991 Month
- Yearly Subscription$7.491 Year
- Remote Battery Upgrade$5.99
Questions
Is Battery free?
Is Remote Battery Level for Watch free?
Which has better reviews, Battery or Remote Battery Level for Watch?
Do Battery or Remote Battery Level for Watch have ads?
Which is updated more often, Battery or Remote Battery Level for Watch?
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