Comparison

PhoneBattery vs Power Trace

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

Head to head
About

PhoneBattery

This app displays your iPhone's battery level directly on your Apple Watch. Avoid constantly checking your phone with quick glances at your wrist, perfect for workouts, commutes, or when your phone is just out of reach.

Highlights
  • iPhone battery level on Apple Watch
  • Smart battery notifications
  • Apple Watch complications
  • Alternative app icons
  • Clean and simple interface
Features
Read full description

PhoneBattery is the tiny little app that solves a surprisingly annoying problem How much battery is left on your iPhone? And why do you need to dig it out of your pocket every time just to find out? With PhoneBattery, you can simply glance at your Apple Watch and boom — mystery solved. Perfect for: • Workouts where your phone is buried somewhere in a sweaty pocket • Busy commutes with too many bags and not enough hands • Couch-days where the phone is just a little too far away No magic. No fuss. Just your iPhone battery, right where it should be: on your wrist. FEATURES • Smart battery notifications (never get caught at 2 percent again) • Clean and simple interface (nothing extra, no clutter) • Lots of Apple Watch complications • Alternative app icons (because vibes matter) • Free, no ads, and made by one indie developer • Optional tips if you want to support future features Need help or want to say hi? help@marcelvoss.com

About

Power Trace

Features
Read full description

This app is a Bluetooth device monitoring and management tool. After connecting to a supported device via Bluetooth, users can view device information, connection status, battery level, port status, input and output power, voltage, current, temperature, cycle count, and battery health information. It helps users understand the current operating status of their device more clearly. Key Features: 1. Bluetooth Device Connection Search for nearby Bluetooth devices and perform actions such as connect, reconnect, disconnect, and clear pairing. 2. Battery Level Monitoring View the current battery level after connecting to a supported device. 3. Port Status Display Check the status of multiple ports, including switch status, current, and voltage information. 4. Power Information View input power, output power, and total power status to better understand device usage. 5. Battery Pack Status Display battery pack data such as total voltage, total current, cell voltage, and temperature. 6. Performance Status View cycle count, health status, and related warning information. This app is only used to display and manage status information from connected Bluetooth devices. The actual data shown depends on whether the connected device supports the corresponding information.

Screenshots

PhoneBattery4 screens
Power Trace3 screens

Verdict

The call

The clearest difference is in-app purchases: Power Trace at none against PhoneBattery's 4. On price, update cadence, 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

Both are free to download. PhoneBattery sells 4 one-off in-app purchases. Power Trace asks for nothing beyond the download.

UpkeepUpdate frequency

PhoneBattery ships an update every 8 days, Power Trace weekly. The most recent releases landed on November 1, 2026 and October 31, 2026 respectively.

Scorecard1 real difference · 9 level
PhoneBattery versus Power Trace: the parameters behind the verdict, then further details
ParameterPhoneBatteryPower Trace
PriceFreeFree
Rating4.3 (381 ratings) — better—
Positive reviews58.4% of reviews—
Number of ratings381 — better—
Update frequencyEvery 8 daysWeekly — better
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree with in-app purchases—
DevicesiPhone, Apple WatchiPhone, iPad
Requires iOS18.017.6 — better
Further details — not scored
Size19 MB3 MB
Age rating4+4+
DeveloperMarcel VossSHENZHEN TOUCHSTONE TECHNOLOGY CO.,LTD

Bugs and requests

PhoneBattery

Reported bugs

10 issues
  • Complication shows skeleton loading screen but never loads data
  • App displays blank battery icon with no charge information
  • Battery percentage shows incorrect values
  • App only works if opened on phone first
  • Incompatible with watchOS 7 and iOS 14+
Show 5 more
  • Circular display setting doesn't apply
  • Low battery notifications never trigger
  • App crashes or fails to display on Apple Watch
  • Settings changes don't persist (e.g., round to long battery display)
  • Inconsistent functionality across Watch Series 3, 5, 6 models

Requested features

8 requests
  • Add working complication for watch face integration
  • Support for circular battery indicator display
  • Sound notifications for low battery alerts
  • Display phone signal strength information
  • Show Bluetooth headphone battery percentage
Show 3 more
  • Change Apple Watch app icon customization
  • Battery health information display
  • Regular app updates for current OS compatibility

Power Trace

Not enough reviews yet to summarise bugs or requests.

In-app purchases

4 purchases

PhoneBattery

One-time4
  • Small tip$0.99
  • Medium tip$1.99
  • Large tip$3.99
Show 1 more
  • Generous tip$4.99
None

Power Trace

No in-app purchases

Questions

Is PhoneBattery free?
PhoneBattery is free to download, with in-app purchases available.
Is Power Trace free?
Power Trace is free to download, with no in-app purchases.
Do PhoneBattery or Power Trace have ads?
Neither PhoneBattery nor Power Trace shows ads.
Which is updated more often, PhoneBattery or Power Trace?
PhoneBattery ships an update every 8 days, and Power Trace weekly. Most recently, PhoneBattery was updated on November 1, 2026 and Power Trace on October 31, 2026.

Other comparisons