Comparison

Battery Watcher vs Starlinote

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Battery Watcher

Monitor your iPhone's battery status directly from your Apple Watch. View current levels, historical data, and receive alerts for a full charge. Perfect for quick checks without needing your phone.

Highlights
  • iPhone battery status on Apple Watch
  • Watch face complications
  • 24-hour battery history
  • Visual charge history graph
  • Full charge alerts
Features
Read full description

Battery Watcher gives you the status of your iPhone battery right on your Apple Watch! Battery Watcher now supports watchOS 5 and Apple Watch Series 4!! Battery Watcher now leverages the new Apple Watch background processing to keep your Apple Watch up to date with the latest battery level of your iPhone. New Features: - Complications: Check the status of your iPhone battery right from your watch face! - Time Travel: Now you can look back and see what the power level of your iPhone was in the last 24 hours - Battery Level Premium: Upgrade to Battery Level Premium and get the charge history of iPhone battery right on your watch in an easy to use visual graph. Use the Digital Crown to view all the iPhone battery level history for the past 24 and 72 hours! - Full Charge Alert: If you purchase Battery Level Premium, you can receive an alert when your iPhone reaches full charge! For those that want to know how much battery life your iPhone has left without pulling it out of your pocket, this app is for you!

About

Starlinote

Features
Read full description

Starlinote helps you capture ideas, organize notes, and think clearly — all in one elegant, distraction-free space. About Starlinote Built for thinkers and creators, Starlinote lets you record, reflect, and revisit your ideas effortlessly. Write, speak, or snap a photo — Starlinote turns every moment into a meaningful note. Key Features Local-first storage for speed and privacy Beautiful timeline view of your notes Quick capture for text, voice, and photo ideas Contextual insights that help you refine your thoughts Your notes stay yours — private, organized, and ready when inspiration strikes.

Screenshots

Battery Watcher2 screens
Starlinote3 screens

Verdict

The call

The clearest difference is price: Battery Watcher at Free against Starlinote's $0.99. Starlinote's advantage is in-app purchases (none vs 1) and iOS requirement (15.6 vs 18.6). On ads 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

CostPrice · In-app purchases · Ads · Monetization

Battery Watcher is free to download; Starlinote costs $0.99 up front. Battery Watcher sells 1 one-off in-app purchase. Starlinote asks for nothing beyond the download.

Scorecard3 real differences · 7 level
Battery Watcher versus Starlinote: the parameters behind the verdict, then further details
ParameterBattery WatcherStarlinote
PriceFree — better$0.99
Rating4.5 (338 ratings) — better—
Positive reviews70.7% of reviews—
Number of ratings338 — better—
Update frequencyFortnightly—
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree with in-app purchases—
DevicesiPhone, Apple WatchiPhone, iPod
Requires iOS18.615.6 — better
Further details — not scored
Size2 MB1 MB
Age rating4+4+
DeveloperSlackerz IncQian Gu Internet Technology (Shanghai) Co., Ltd.

Bugs and requests

Battery Watcher

Reported bugs

9 issues
  • App fails to communicate with iPhone from Watch
  • Battery graphic jumps out of place on iPhone app
  • Complication doesn't update without opening app
  • Inaccurate battery percentage readings
  • App disconnects from Watch frequently
Show 4 more
  • Premium full-charge notification doesn't work
  • App crashes or becomes unresponsive after updates
  • White battery icon stuck in corner with display glitches
  • Crown interaction doesn't affect graphing as advertised

Requested features

8 requests
  • Low battery mode functionality
  • Battery percentage viewing on iPhone (currently watch-only)
  • Custom notification alerts at user-defined battery percentages
  • User-configurable logging intervals for battery tracking
  • Settings menu to customize watch display and disable text clutter
Show 3 more
  • Complication support for watch face
  • Glance feature for quick access
  • Better customization options for watch app display

Starlinote

Not enough reviews yet to summarise bugs or requests.

In-app purchases

1 purchases

Battery Watcher

One-time1
  • Battery Watcher Premium$1.99
None

Starlinote

No in-app purchases

Questions

Is Battery Watcher free?
Battery Watcher is free to download, with in-app purchases available.
Is Starlinote free?
Starlinote costs $0.99, with no in-app purchases.
Do Battery Watcher or Starlinote have ads?
Neither Battery Watcher nor Starlinote shows ads.

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