--- description: Capacitor plugin to obtain the static air pressure (hPa) and altitude using the device's barometer sensor. Supports Android and iOS. title: Capacitor Barometer Plugin for Android & iOS - Capawesome image: https://capawesome.io/docs/assets/images/social/sdks/capacitor/barometer.png --- [Skip to content ](#capacitor-barometer-plugin) [πŸ” Introducing the **Capacitor Vault** plugin β€” store secrets behind biometrics or a device passcode. ](/blog/announcing-the-capacitor-vault-plugin/) * [ SDKs ](/docs/sdks/) * [ iOS ](#ios) * [ Usage ](#usage) * [ API ](#api) * [ Type Aliases ](#type-aliases) * [ FAQ ](#faq) * [ Related Plugins ](#related-plugins) * [ Newsletter ](#newsletter) * [ Changelog ](#changelog) * [ Breaking Changes ](#breaking-changes) * [ License ](#license) * [ Battery ](/docs/sdks/capacitor/battery/) * [ Biometrics ](/docs/sdks/capacitor/biometrics/) * [ Bluetooth Low Energy ](/docs/sdks/capacitor/bluetooth-low-energy/) * [ Clipboard ](/docs/sdks/capacitor/clipboard/) * [ Cloudinary ](/docs/sdks/capacitor/cloudinary/) * [ Compass ](/docs/sdks/capacitor/compass/) * [ Contacts 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](/blog/) * Categories * [ iOS ](#ios) * [ Usage ](#usage) * [ API ](#api) * [ Type Aliases ](#type-aliases) * [ FAQ ](#faq) * [ Related Plugins ](#related-plugins) * [ Newsletter ](#newsletter) * [ Changelog ](#changelog) * [ Breaking Changes ](#breaking-changes) * [ License ](#license) # Capacitor Barometer Plugin[ΒΆ](#capacitor-barometer-plugin "Permanent link") Capacitor plugin to obtain the static air pressure, which is measured in hectopascals (hPa). [ ![Deliver Live Updates to your Capacitor app with Capawesome Cloud](../../../assets/external/cloud.capawesome.io/assets/banners/cloud-build-and-deploy-capacitor-apps.69628c3f.png) ](https://cloud.capawesome.io/) ## Features[ΒΆ](#features "Permanent link") The Capacitor Barometer plugin is one of the most complete air pressure sensing solutions for Capacitor apps. Here are some of the key features: * πŸ–₯️ **Cross-platform**: Supports Android and iOS. * πŸ“ **Precise Measurements**: Get accurate air pressure readings in hectopascals (hPa). * πŸ”„ **Real-time Updates**: Continuously monitor barometer changes with event listeners. * πŸ” **Device Detection**: Check if barometer sensor is available on the device. * πŸ”‘ **Permissions**: Check and request barometer sensor permissions. * πŸ“Š **Additional Data**: Get relative altitude measurements. * ⏱️ **Timestamps**: Each measurement includes precise timing information. * πŸ“¦ **CocoaPods & SPM**: Supports CocoaPods and Swift Package Manager for iOS. * πŸ” **Up-to-date**: Always supports the latest Capacitor version. * ⭐️ **Support**: Priority support from the Capawesome Team. * ✨ **Handcrafted**: Built from the ground up with care and expertise, not forked or AI-generated. Missing a feature? Just [open an issue](https://github.com/capawesome-team/capacitor-plugins/issues) and we'll take a look! ## Use Cases[ΒΆ](#use-cases "Permanent link") The Barometer plugin is typically used whenever an app needs to react to changes in air pressure, for example: * **Weather apps**: Show the current air pressure and track pressure trends to indicate weather changes. * **Altitude tracking**: Use the relative altitude on iOS to detect elevation changes, for example while hiking or climbing stairs. * **Outdoor and fitness apps**: Combine the pressure readings with their timestamps to analyze elevation profiles during activities. * **Sensor dashboards**: Display real-time barometer readings using continuous measurement updates. ## Compatibility[ΒΆ](#compatibility "Permanent link") | Plugin Version | Capacitor Version | Status | | -------------- | ----------------- | -------------- | | 8.x.x | \>=8.x.x | Active support | | 7.x.x | 7.x.x | Deprecated | ## Guides[ΒΆ](#guides "Permanent link") * [Announcing the Capacitor Barometer Plugin](https://capawesome.io/blog/announcing-the-capacitor-barometer-plugin/) * [Exploring the Capacitor Barometer API](https://capawesome.io/blog/exploring-the-capacitor-barometer-api/) ## Installation[ΒΆ](#installation "Permanent link") This plugin is only available to [Capawesome Insiders](https://capawesome.io/insiders/). First, make sure you have the Capawesome npm registry set up. You can do this by running the following commands: `[](#%5F%5Fcodelineno-0-1)npm config set @capawesome-team:registry https://npm.registry.capawesome.io [](#%5F%5Fcodelineno-0-2)npm config set //npm.registry.capawesome.io/:_authToken ` **Attention**: Replace `` with the license key you received from Polar. If you don't have a license key yet, you can get one by becoming a [Capawesome Insider](https://capawesome.io/insiders/). Next, you can use our **AI-Assisted Setup** to install the plugin. Add the [Capawesome Skills](https://github.com/capawesome-team/skills) to your AI tool using the following command: `[](#%5F%5Fcodelineno-1-1)npx skills add capawesome-team/skills --skill capacitor-plugins ` Then use the following prompt: `` [](#%5F%5Fcodelineno-2-1)Use the `capacitor-plugins` skill from `capawesome-team/skills` to install the `@capawesome-team/capacitor-barometer` plugin in my project. `` If you prefer **Manual Setup**, install the plugin by running the following commands and follow the platform-specific instructions below: `[](#%5F%5Fcodelineno-3-1)npm install @capawesome-team/capacitor-barometer [](#%5F%5Fcodelineno-3-2)npx cap sync ` ### Android[ΒΆ](#android "Permanent link") #### Proguard[ΒΆ](#proguard "Permanent link") If you are using Proguard, you need to add the following rules to your `proguard-rules.pro` file: `[](#%5F%5Fcodelineno-4-1)-keep class io.capawesome.capacitorjs.plugins.** { *; } ` ### iOS[ΒΆ](#ios "Permanent link") #### Privacy Descriptions[ΒΆ](#privacy-descriptions "Permanent link") Add the `NSMotionUsageDescription` key to the `ios/App/App/Info.plist` file, which tells the user why your app needs access to the user's contacts: `[](#%5F%5Fcodelineno-5-1)NSMotionUsageDescription [](#%5F%5Fcodelineno-5-2)The app needs to access the motion activity. ` ## Usage[ΒΆ](#usage "Permanent link") The following examples show how to check whether the barometer is available, request permissions, read the latest measurement, and listen for continuous measurement updates. ### Check if the barometer is available[ΒΆ](#check-if-the-barometer-is-available "Permanent link") Check whether the device has a barometer sensor before using the other methods: `[](#%5F%5Fcodelineno-6-1)import { Barometer } from '@capawesome-team/capacitor-barometer'; [](#%5F%5Fcodelineno-6-2) [](#%5F%5Fcodelineno-6-3)const isAvailable = async () => { [](#%5F%5Fcodelineno-6-4) const result = await Barometer.isAvailable(); [](#%5F%5Fcodelineno-6-5) console.log('Barometer is available:', result.isAvailable); [](#%5F%5Fcodelineno-6-6)}; ` ### Check and request permissions[ΒΆ](#check-and-request-permissions "Permanent link") Check and request permission to access the barometer sensor. On iOS, make sure you have added the `NSMotionUsageDescription` key to your `Info.plist` file (see [Installation](#installation)): `[](#%5F%5Fcodelineno-7-1)import { Barometer } from '@capawesome-team/capacitor-barometer'; [](#%5F%5Fcodelineno-7-2) [](#%5F%5Fcodelineno-7-3)const checkPermissions = async () => { [](#%5F%5Fcodelineno-7-4) const status = await Barometer.checkPermissions(); [](#%5F%5Fcodelineno-7-5) console.log('Barometer permission status:', status.barometer); [](#%5F%5Fcodelineno-7-6)}; [](#%5F%5Fcodelineno-7-7) [](#%5F%5Fcodelineno-7-8)const requestPermissions = async () => { [](#%5F%5Fcodelineno-7-9) const status = await Barometer.requestPermissions(); [](#%5F%5Fcodelineno-7-10) console.log('Barometer permission status after request:', status.barometer); [](#%5F%5Fcodelineno-7-11)}; ` ### Get the latest measurement[ΒΆ](#get-the-latest-measurement "Permanent link") Get the most recent measurement from the barometer sensor. It contains the air pressure in hectopascals (hPa), the timestamp of the measurement and, on iOS, the relative altitude in meters: `[](#%5F%5Fcodelineno-8-1)import { Barometer } from '@capawesome-team/capacitor-barometer'; [](#%5F%5Fcodelineno-8-2) [](#%5F%5Fcodelineno-8-3)const getMeasurement = async () => { [](#%5F%5Fcodelineno-8-4) const { measurement } = await Barometer.getMeasurement(); [](#%5F%5Fcodelineno-8-5) console.log('Pressure:', measurement.pressure, 'hPa'); [](#%5F%5Fcodelineno-8-6) console.log('Relative Altitude:', measurement.relativeAltitude, 'm'); [](#%5F%5Fcodelineno-8-7) console.log('Timestamp:', new Date(measurement.timestamp)); [](#%5F%5Fcodelineno-8-8)}; ` ### Listen for measurement updates[ΒΆ](#listen-for-measurement-updates "Permanent link") Add a listener for the `measurement` event and start emitting measurements to monitor air pressure changes continuously. When you no longer need updates, stop them and remove your listeners: `[](#%5F%5Fcodelineno-9-1)import { Barometer } from '@capawesome-team/capacitor-barometer'; [](#%5F%5Fcodelineno-9-2) [](#%5F%5Fcodelineno-9-3)const startMeasurementUpdates = async () => { [](#%5F%5Fcodelineno-9-4) Barometer.addListener('measurement', (event) => { [](#%5F%5Fcodelineno-9-5) console.log('New measurement:', event); [](#%5F%5Fcodelineno-9-6) }); [](#%5F%5Fcodelineno-9-7) await Barometer.startMeasurementUpdates(); [](#%5F%5Fcodelineno-9-8)}; [](#%5F%5Fcodelineno-9-9) [](#%5F%5Fcodelineno-9-10)const stopMeasurementUpdates = async () => { [](#%5F%5Fcodelineno-9-11) await Barometer.stopMeasurementUpdates(); [](#%5F%5Fcodelineno-9-12) Barometer.removeAllListeners(); [](#%5F%5Fcodelineno-9-13)}; ` ## API[ΒΆ](#api "Permanent link") * [getMeasurement()](#getmeasurement) * [isAvailable()](#isavailable) * [startMeasurementUpdates()](#startmeasurementupdates) * [stopMeasurementUpdates()](#stopmeasurementupdates) * [checkPermissions()](#checkpermissions) * [requestPermissions()](#requestpermissions) * [addListener('measurement', ...)](#addlistenermeasurement-) * [removeAllListeners()](#removealllisteners) * [Interfaces](#interfaces) * [Type Aliases](#type-aliases) ### getMeasurement()[ΒΆ](#getmeasurement "Permanent link") `[](#%5F%5Fcodelineno-10-1)getMeasurement() => Promise ` Get the latest measurement. This method returns the most recent measurement from the barometer sensor. Only available on Android and iOS. **Returns:** `Promise<[Measurement](#measurement)>` **Since:** 7.0.0 --- ### isAvailable()[ΒΆ](#isavailable "Permanent link") `[](#%5F%5Fcodelineno-11-1)isAvailable() => Promise ` Check if the barometer sensor is available on the device. **Returns:** `Promise<[IsAvailableResult](#isavailableresult)>` **Since:** 7.0.0 --- ### startMeasurementUpdates()[ΒΆ](#startmeasurementupdates "Permanent link") `[](#%5F%5Fcodelineno-12-1)startMeasurementUpdates() => Promise ` Starts emitting `measurement` events. Only available on Android and iOS. **Since:** 7.0.0 --- ### stopMeasurementUpdates()[ΒΆ](#stopmeasurementupdates "Permanent link") `[](#%5F%5Fcodelineno-13-1)stopMeasurementUpdates() => Promise ` Stops emitting `measurement` events. Only available on Android and iOS. **Since:** 7.0.0 --- ### checkPermissions()[ΒΆ](#checkpermissions "Permanent link") `[](#%5F%5Fcodelineno-14-1)checkPermissions() => Promise ` Check if the app has permission to access the barometer sensor. Only available on Android and iOS. **Returns:** `Promise<[PermissionStatus](#permissionstatus)>` **Since:** 7.0.0 --- ### requestPermissions()[ΒΆ](#requestpermissions "Permanent link") `[](#%5F%5Fcodelineno-15-1)requestPermissions() => Promise ` Request permission to access the barometer sensor. Only available on Android and iOS. **Returns:** `Promise<[PermissionStatus](#permissionstatus)>` **Since:** 7.0.0 --- ### addListener('measurement', ...)[ΒΆ](#addlistenermeasurement "Permanent link") `[](#%5F%5Fcodelineno-16-1)addListener(eventName: 'measurement', listenerFunc: (event: MeasurementEvent) => void) => Promise ` Only available on Android and iOS. | Param | Type | | ---------------- | -------------------------------------------- | | **eventName** | 'measurement' | | **listenerFunc** | (event: [Measurement](#measurement)) => void | **Returns:** `Promise<[PluginListenerHandle](#pluginlistenerhandle)>` **Since:** 7.0.0 --- ### removeAllListeners()[ΒΆ](#removealllisteners "Permanent link") `[](#%5F%5Fcodelineno-17-1)removeAllListeners() => Promise ` Remove all listeners for this plugin. **Since:** 7.0.0 --- ### Interfaces[ΒΆ](#interfaces "Permanent link") #### Measurement[ΒΆ](#measurement "Permanent link") | Prop | Type | Description | Since | | -------------------- | ------ | ----------------------------------------------------------------- | ----- | | **pressure** | number | The pressure in hPa (hectopascal). | 7.0.0 | | **relativeAltitude** | number | The relative altitude in meters. Only available on iOS. | 7.0.0 | | **timestamp** | number | The timestamp of the measurement in milliseconds since the epoch. | 7.0.0 | #### IsAvailableResult[ΒΆ](#isavailableresult "Permanent link") | Prop | Type | Description | Since | | --------------- | ------- | ------------------------------------------------------------------ | ----- | | **isAvailable** | boolean | Indicates whether the barometer sensor is available on the device. | 7.0.0 | #### PermissionStatus[ΒΆ](#permissionstatus "Permanent link") | Prop | Type | Description | Since | | ------------- | ----------------------------------------------------- | ----------------------------------- | ----- | | **barometer** | [BarometerPermissionState](#barometerpermissionstate) | The permission status of barometer. | 7.0.0 | #### PluginListenerHandle[ΒΆ](#pluginlistenerhandle "Permanent link") | Prop | Type | | ---------- | ------------------- | | **remove** | () => Promise | ### Type Aliases[ΒΆ](#type-aliases "Permanent link") #### GetMeasurementResult[ΒΆ](#getmeasurementresult "Permanent link") `[Measurement](#measurement)` #### BarometerPermissionState[ΒΆ](#barometerpermissionstate "Permanent link") `[PermissionState](#permissionstate) | 'limited'` #### PermissionState[ΒΆ](#permissionstate "Permanent link") `'prompt' | 'prompt-with-rationale' | 'granted' | 'denied'` #### MeasurementEvent[ΒΆ](#measurementevent "Permanent link") `[Measurement](#measurement)` ## FAQ[ΒΆ](#faq "Permanent link") ### What unit is the air pressure measured in?[ΒΆ](#what-unit-is-the-air-pressure-measured-in "Permanent link") The plugin returns the static air pressure in hectopascals (hPa). Each measurement also includes a timestamp in milliseconds since the epoch. ### How can I measure altitude with this plugin?[ΒΆ](#how-can-i-measure-altitude-with-this-plugin "Permanent link") On iOS, each measurement includes the relative altitude in meters in addition to the air pressure. On Android, only the air pressure is available. See the [usage example](#get-the-latest-measurement) above. ### What happens if the device does not have a barometer sensor?[ΒΆ](#what-happens-if-the-device-does-not-have-a-barometer-sensor "Permanent link") You can check whether the barometer sensor is available on the device using the `isAvailable()` method. It is recommended to call this method before using the other methods of the plugin. ### Do I need any permissions to use the barometer?[ΒΆ](#do-i-need-any-permissions-to-use-the-barometer "Permanent link") The plugin provides the `checkPermissions()` and `requestPermissions()` methods to manage access to the barometer sensor. On iOS, you also need to add the `NSMotionUsageDescription` key to your `Info.plist` file as described in the [Installation](#installation) section. ### How do I monitor air pressure changes continuously?[ΒΆ](#how-do-i-monitor-air-pressure-changes-continuously "Permanent link") Add a listener for the `measurement` event and call `startMeasurementUpdates()` to start receiving measurements. When you no longer need updates, call `stopMeasurementUpdates()` and remove your listeners with `removeAllListeners()`. See the [usage example](#listen-for-measurement-updates) above. ### Can I use this plugin with Ionic, React, Vue or Angular?[ΒΆ](#can-i-use-this-plugin-with-ionic-react-vue-or-angular "Permanent link") Yes, the plugin is framework-agnostic. It works in any Capacitor app regardless of the web framework, including Ionic with Angular, React, or Vue, as well as plain JavaScript projects. ## Related Plugins[ΒΆ](#related-plugins "Permanent link") * [Accelerometer](https://capawesome.io/docs/sdks/capacitor/accelerometer/): Capture the acceleration force along the x, y, and z axes. * [Gyroscope](https://capawesome.io/docs/sdks/capacitor/gyroscope/): Read the device's gyroscope sensor. * [Compass](https://capawesome.io/docs/sdks/capacitor/compass/): Read the device's compass heading. ## Newsletter[ΒΆ](#newsletter "Permanent link") Stay up to date with the latest news and updates about the Capawesome, Capacitor, and Ionic ecosystem by subscribing to our [Capawesome Newsletter](https://cloud.capawesome.io/newsletter/). ## Changelog[ΒΆ](#changelog "Permanent link") See [CHANGELOG.md](https://github.com/capawesome-team/capacitor-plugins/blob/main/packages/barometer/CHANGELOG.md). ## Breaking Changes[ΒΆ](#breaking-changes "Permanent link") See [BREAKING.md](https://github.com/capawesome-team/capacitor-plugins/blob/main/packages/barometer/BREAKING.md). ## License[ΒΆ](#license "Permanent link") See [LICENSE](https://github.com/capawesome-team/capacitor-plugins/blob/main/packages/barometer/LICENSE). July 8, 2026 Back to top ```json {"@context": "https://schema.org", "@graph": [{"@type": "TechArticle", "@id": "https://capawesome.io/docs/sdks/capacitor/barometer/#article", "headline": "Capacitor Barometer Plugin for Android & iOS", "name": "Capacitor Barometer Plugin for Android & iOS", "description": "Capacitor plugin to obtain the static air pressure (hPa) and altitude using the device's barometer sensor. Supports Android and iOS.", "inLanguage": "en", "url": "https://capawesome.io/docs/sdks/capacitor/barometer/", "mainEntityOfPage": "https://capawesome.io/docs/sdks/capacitor/barometer/", "author": {"@type": "Organization", "name": "Capawesome", "url": "https://capawesome.io", "logo": {"@type": "ImageObject", "url": "https://capawesome.io/assets/images/logo.svg"}}, "publisher": {"@type": "Organization", "name": "Capawesome", "url": "https://capawesome.io", "logo": {"@type": "ImageObject", "url": "https://capawesome.io/assets/images/logo.svg"}}, "about": {"@id": "https://capawesome.io/docs/sdks/capacitor/barometer/#software"}}, {"@type": "SoftwareSourceCode", "@id": "https://capawesome.io/docs/sdks/capacitor/barometer/#software", "name": "Capacitor Barometer Plugin for Android & iOS", "description": "Capacitor plugin to obtain the static air pressure (hPa) and altitude using the device's barometer sensor. Supports Android and iOS.", "url": "https://capawesome.io/docs/sdks/capacitor/barometer/", "programmingLanguage": "TypeScript", "runtimePlatform": "Capacitor", "codeRepository": "https://github.com/capawesome-team", "author": {"@type": "Organization", "name": "Capawesome", "url": "https://capawesome.io", "logo": {"@type": "ImageObject", "url": "https://capawesome.io/assets/images/logo.svg"}}, "publisher": {"@type": "Organization", "name": "Capawesome", "url": "https://capawesome.io", "logo": {"@type": "ImageObject", "url": "https://capawesome.io/assets/images/logo.svg"}}}]} {"@context": "https://schema.org", "@type": "FAQPage", "mainEntity": [{"@type": "Question", "name": "What unit is the air pressure measured in?", "acceptedAnswer": {"@type": "Answer", "text": "The plugin returns the static air pressure in hectopascals (hPa). Each measurement also includes a timestamp in milliseconds since the epoch."}}, {"@type": "Question", "name": "How can I measure altitude with this plugin?", "acceptedAnswer": {"@type": "Answer", "text": "On iOS, each measurement includes the relative altitude in meters in addition to the air pressure. On Android, only the air pressure is available. See the usage example above."}}, {"@type": "Question", "name": "What happens if the device does not have a barometer sensor?", "acceptedAnswer": {"@type": "Answer", "text": "You can check whether the barometer sensor is available on the device using the isAvailable() method. It is recommended to call this method before using the other methods of the plugin."}}, {"@type": "Question", "name": "Do I need any permissions to use the barometer?", "acceptedAnswer": {"@type": "Answer", "text": "The plugin provides the checkPermissions() and requestPermissions() methods to manage access to the barometer sensor. On iOS, you also need to add the NSMotionUsageDescription key to your Info.plist file as described in the Installation section."}}, {"@type": "Question", "name": "How do I monitor air pressure changes continuously?", "acceptedAnswer": {"@type": "Answer", "text": "Add a listener for the measurement event and call startMeasurementUpdates() to start receiving measurements. When you no longer need updates, call stopMeasurementUpdates() and remove your listeners with removeAllListeners(). See the usage example above."}}, {"@type": "Question", "name": "Can I use this plugin with Ionic, React, Vue or Angular?", "acceptedAnswer": {"@type": "Answer", "text": "Yes, the plugin is framework-agnostic. It works in any Capacitor app regardless of the web framework, including Ionic with Angular, React, or Vue, as well as plain JavaScript projects."}}], "url": "https://capawesome.io/docs/sdks/capacitor/barometer/"} ```