# Calculator on Watch vs BatteryMonitorComplication

The clearest difference is review sentiment: BatteryMonitorComplication at 100% against Calculator on Watch's 25%. BatteryMonitorComplication also leads on rating (5.0 vs 4.0) and update cadence (weekly vs every 17 months). Calculator on Watch's advantage is iOS requirement (12.0 vs 17.6). On price, ratings volume, ads and in-app purchases there is nothing between them.

Calculator on Watch costs $0.99 and BatteryMonitorComplication $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

BatteryMonitorComplication 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: 25% of Calculator on Watch's written reviews are positive against 100% of BatteryMonitorComplication's.

Calculator on Watch ships an update every 17 months, BatteryMonitorComplication weekly. The most recent releases landed on November 1, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | Calculator on Watch | BatteryMonitorComplication |
| --- | --- | --- |
| Price | $0.99 | $0.99 |
| Rating | [4.0 (1 ratings)](https://appshunter.io/ios/app/calculator-on-watch/id988311390/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/batterymonitorcomplication/id6742497714/reviews)** |
| Number of ratings | 1 | 1 |
| Positive reviews | 25.0% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 17 months | **Weekly** |
| Monetization | Paid | Paid |
| Size | 17 MB | 9 MB |
| Requires iOS | **12.0** | 17.6 |
| Devices | **iPhone, iPod, Apple Watch** | iPhone, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [Sing Fu Chan](https://appshunter.io/developer/799399521) | [Michael Burch](https://appshunter.io/developer/1797381352) |

## What reviewers say

### Calculator on Watch

[App page](https://appshunter.io/ios/app/calculator-on-watch/id988311390)

A straightforward and functional calculator designed for smartwatches. It offers a simple, user-friendly interface for quick calculations directly on your wrist.

**Highlights:** Simple interface, Easy to use, Highly functional, Beautiful design, On-wrist calculations

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases:** none


### BatteryMonitorComplication

[App page](https://appshunter.io/ios/app/batterymonitorcomplication/id6742497714)

This app estimates your Apple Watch's remaining battery life, offering a more detailed forecast than just a percentage. It learns from your usage patterns and displays the estimated time directly on your watch face complication.

**Highlights:** Smart battery life calculation, Watch face complication display, Automatic 5% battery measurements, Adjusts for workouts and high drain, Long-term usage statistics, Measurement history

**Features:** Apple Watch app

**In-app purchases:** none


## Frequently asked questions

### Is Calculator on Watch free?

Calculator on Watch costs $0.99, with no in-app purchases.

### Is BatteryMonitorComplication free?

BatteryMonitorComplication costs $0.99, with no in-app purchases.

### Which has better reviews, Calculator on Watch or BatteryMonitorComplication?

BatteryMonitorComplication is rated higher. Calculator on Watch averages 4.0 out of 5 from 1 ratings, while BatteryMonitorComplication averages 5.0 from 1 ratings.

### Do Calculator on Watch or BatteryMonitorComplication have ads?

Neither Calculator on Watch nor BatteryMonitorComplication shows ads.

### Which is updated more often, Calculator on Watch or BatteryMonitorComplication?

Calculator on Watch ships an update every 17 months, and BatteryMonitorComplication weekly. Most recently, Calculator on Watch was updated on November 1, 2026 and BatteryMonitorComplication on October 30, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*