# Battery Life Estimate — Simple Battery Life Calculator

> Estimates battery duration based on capacity and power consumption. (iPhone/iPad app by Leighton West.)

- Source: https://appshunter.io/ios/app/battery-life-estimate/id1591636192 (this page in markdown: same URL + `.md`)
- Developer: [Leighton West](https://appshunter.io/developer/1503573405)
- Category: Utilities, Reference
- Price: $0.99
- Rating: 5.00/5 from 1 App Store ratings
- Age rating: 4+
- Requires: iOS 15.0 · 1 MB
- Languages: English, French
- Released: 2021-10-26
- Data updated: 2026-06-13
- Monetization: paid
- User reviews in markdown: https://appshunter.io/ios/app/battery-life-estimate/id1591636192/reviews.md

## What is Battery Life Estimate?

Battery Life Estimate is a simple utility to help calculate the estimated amount of time a battery will last with a given capacity, before running out of power. (Capacity and Power usage are measured in 'mAh' and 'mA')

Includes estimated Raspberry Pi Presets for current consumption.

## Key features

- Estimate battery lifespan
- Input battery capacity (mAh)
- Input power usage (mA)
- Raspberry Pi presets
- Simple utility tool


## Frequently asked questions about Battery Life Estimate

### What is Battery Life Estimate?

Battery Life Estimate is a utility app that calculates the projected time a battery will last based on its capacity and the device's power consumption. It helps users understand their battery's endurance.

### How does Battery Life Estimate calculate battery life?

It uses your input for battery capacity in mAh and the device's power usage in mA to provide an estimated duration before the battery depletes.

### Does Battery Life Estimate include presets for specific devices?

Yes, Battery Life Estimate includes estimated presets for current consumption specifically for Raspberry Pi devices, making it convenient for makers and hobbyists.

### What devices is Battery Life Estimate compatible with?

Battery Life Estimate is compatible with a range of Apple devices including iPhone, iPad, iPod, and Apple Watch.

### How much does Battery Life Estimate cost?

Battery Life Estimate is a paid application, available for a one-time purchase of $0.99.

### Is Battery Life Estimate updated frequently?

The app was last updated on November 20, 2022, with version 1.5. This indicates ongoing support and potential for future improvements.

### What is the age rating for Battery Life Estimate?

Battery Life Estimate has an age rating of 4+, making it suitable for a wide range of users.

### Does Battery Life Estimate have ads?

No, Battery Life Estimate is ad-free, providing an uninterrupted user experience without advertisements.

## Version history (last 5 releases)

### 1.5 — 2022-11-20

- Added French translation.
- Improved localisation for VoiceOver.
- Fixed width and spacing issues on larger WatchOS devices.

### 1.4 — 2022-06-17

- Added quick fill (%) button to main screen on iOS.
- Added better support for VoiceOver.

### 1.3 — 2022-01-17

- Optimised code.
- Added reset button to settings (restores original settings, user presets are not affected).
- Updated App icon to accommodate better sizing between iOS and WatchOS.
- Fixed typo on iOS.
- Fixed display name on WatchOS.

### 1.2 — 2022-01-04

- General code refactoring.
- Updated main screen layout.
- Added 'Day' estimate.
- Added 'Clear' and 'Menu' button to main screen.
- Added 'Settings' screen to iOS and 'Additional Settings' screen to WatchOS.
- Added five additional colour themes.
- Added 'Raspberry Pi' presets.
- Added the ability to save three user presets.
- Added quick fill menu to WatchOS.
- Added 'Limit' settings to 'Additional Settings' screen WatchOS.
- Moved 'Limit' settings to 'Settings' screen iOS.
- Increased ‘Battery Capacity’ and 'Current' settable limit to 1,000,000 mAh and 1,000,000 mA.
- Increased ‘Battery Safety’ settable limit to 90%.
- Removed timer background image.
- Fixed typo on both iOS and WatchOS.

### 1.1 — 2021-10-29

- General code refactoring.
- Fixed typo on iOS and WatchOS.
- Fixed image overlap issue.
- Increased ‘Battery Safety Limit’ to 30%.
- Increased size of icons on WatchOS main screen.
- Moved input controls to separate screen on WatchOS.
- Updated increment amounts for 'Battery Safety' on WatchOS.

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## More apps by Leighton West

- [Unix Permissions](https://appshunter.io/ios/app/unix-permissions/id1503573406)
- [Make Random](https://appshunter.io/ios/app/make-random/id1584811829)
- [Css Pixels](https://appshunter.io/ios/app/css-pixels/id1604867518)
- [Simply Random](https://appshunter.io/ios/app/simply-random/id1622400834)

All apps by Leighton West: https://appshunter.io/developer/1503573405

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-06-13.*