Open Window
Weather decisions and alerts
Free · In-App Purchases
See what matters before you go: outfit, umbrella, window timing, air quality, detailed forecasts, and alerts for saved places.
Practical weather information for the day.
Open Window uses the forecast to answer everyday questions: what to wear, whether to take an umbrella, when to open a window, and what changes to expect.
Included Features
• Current weather guidance for outfit, umbrella, ventilation, and outdoor comfort
• Temperature, air quality, wind, humidity, rain, and UV details
• Current-location weather that updates as you move when location access is allowed
• The main current-weather screen remains available after the preview ends
3-Day Preview
• Today's weather summary at 3 a.m. and a remaining-day summary at 4 p.m., based on the selected place's local time
• Important weather-change alerts for your current place
• A basic Home Screen widget
Open Window Plus
• Continued weather alerts and widgets after the 3-day preview
• Custom summary times and quiet hours
• Up to four saved places with sorting and place-specific alerts
• Detailed hourly views for temperature, air quality, wind, humidity, rain, and UV
• Up to 10 days of forecasts, including today
• Widgets for multiple places
• Direct access to the matching place from an alert or widget
• An option to skip repetitive default summaries when there is no meaningful weather change
(In-App Purchase)
Plus is available as a monthly or yearly auto-renewing subscription. Price and any available offer are shown before purchase. Subscriptions renew automatically unless canceled in your Apple account settings.
Location and Privacy
• No account is required
• Weather data comes from Apple Weather
• Air-quality details may be supplemented by the Open Window server where available
• Location is used only for app features and optional alerts, not for tracking
Device Support
• Supports iPhone, iPad, Mac, Apple TV, and Apple Vision Pro
• Feature availability varies by platform
- Contact: help@paran.app
- Terms of Use: https://paran.app/open-window/terms
- Privacy Policy: https://paran.app/open-window/privacy/
Ratings & Reviews
- This app hasn’t received enough ratings or reviews to display an overview.
More languages across the app, widgets, and notifications. Widgets now keep today's current conditions in focus without repeating today's high and low temperatures.
The developer, Paran, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .
Data Linked to You
The following data may be collected and linked to your identity:
- Location
- Identifiers
- Usage Data
Data Not Linked to You
The following data may be collected but it is not linked to your identity:
- Location
- Diagnostics
Accessibility
The developer has not yet indicated which accessibility features this app supports. Learn More
Information
- Seller
- Paran
- Size
- 12.7 MB
- Category
- Weather
- Compatibility
Requires iOS 17.0 or later.
- iPhone
Requires iOS 17.0 or later. - iPad
Requires iPadOS 17.0 or later. - Mac
Requires macOS 14.0 or later. - Apple Vision
Requires visionOS 1.0 or later. - Apple TV
Requires tvOS 17.0 or later.
- iPhone
- Languages
English and 25 more
- English, Arabic, Danish, Dutch, Finnish, French, German, Hebrew, Hindi, Indonesian, Italian, Japanese, Korean, Malay, Norwegian Bokmål, Polish, Portuguese, Russian, Simplified Chinese, Spanish, Swedish, Thai, Traditional Chinese, Turkish, Ukrainian, Vietnamese
- Age Classification
4+
- 4+
- Contains
Advertising
- In-App Purchases
Yes
- Open Window Plus $29.99
- Open Window Plus $4.99
- Copyright
- © 2026 Paran