Franz Fahrenheit & Celsius3.15.0 - App Store

The highest rated weather app that shows Celsius and Fahrenheit at the same time. No tapping, no toggling, no mental math - both scales, one glance.

Loved by 1,300+ reviewers at 4.8 stars. Built for expats, travelers, and anyone who reads weather across regions.

WHY FRANZ FAHRENHEIT
. Dual temperature everywhere - current conditions, hourly, and daily forecasts all show Celsius and Fahrenheit side by side
. Hourly forecast with precipitation chance for the next 24 hours
. Daily forecast - 7 days free, up to 15 days with Premium
. Home and lock screen widgets in multiple sizes (Premium)
. Dynamic backgrounds that subtly shift with conditions and time of day

ACCURATE DATA
Powered by Apple Weather (WeatherKit) and The Weather Company - two of the most trusted global weather providers.

MADE FOR
. Expats in the US and Americans abroad getting familiar with the other scale
. Travelers moving between Celsius and Fahrenheit countries
. International workers and remote teams coordinating across regions
. Anyone curious about weather in both scales

WHAT USERS SAY
"The only good app that displays both C and F. Thank you from a Canadian living in the US."
"Finally, someone gives us weather in both Celsius and Fahrenheit without having to switch in settings."
"As an American living in the UK, I find myself struggling to discuss the most common topic of conversation here: the weather. Finding this app was a blessing."

FREE & PREMIUM
Franz Fahrenheit is free to download with dual temperature display, 7-day forecast, and hourly outlook. Premium unlocks home and lock screen widgets, multiple saved cities, up to 15-day forecast (with The Weather Company as data source), and your choice of weather data provider.

Choose monthly, annual, or a one-time lifetime purchase.

Payment is charged to your Apple ID at purchase confirmation. Subscriptions auto-renew unless cancelled at least 24 hours before the end of the current period. Manage or cancel in your App Store account settings.

Privacy Policy: https://franzfahrenheit.com/privacy.html
Terms of Use: https://franzfahrenheit.com/terms.html
End User License Agreement: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Version History • Settings moved to a new glass toolbar at the bottom, next to the page dots
• Swipe all the way right to add a city
• Better with large text: dates and details no longer wrap
• Optimized for iOS 27 3.15.0 Sep 21 New: show today's high and low right next to the current temperature – optional, turn it on in Settings.
Sharper weather icons: sun showers, night storms, haze, blizzards and more now get their own icon. Plus small fixes and reliability improvements. Requires iOS 26. 3.14.0 Sep 16 Feels like temperatures. Pick actual or feels like in Settings. Applies to the app, widgets and Apple Watch. 3.13.0 Sep 12 • Radar is now on automatically for Premium users. Free users can turn it on in Settings. 3.12.3 Sep 4 • Widgets now update as soon as your location changes
• Tapping a widget opens the location it shows
• Apple Watch: fixed showing an old location after you travel 3.12.2 Aug 31 • Apple Watch fixes: Premium unlocks reliably and your location stays current while traveling
• New card to tell me how the app is working for you 3.12.1 Aug 27 • Severe weather alerts, right above the forecast
• Rain Radar (Beta) — animated, with a look at the next few hours
• Choose which cards appear on your weather screen 3.12.0 Aug 22 Bug fix: widgets set to Current Location now update correctly when your location changes. 3.11.4 Aug 19 Saved cities now hide while you're there – your current location already shows them. Adjust the distance in Settings. 3.11.3 Aug 15 Bug fixes and performance improvements. 3.11.2 Aug 14 • Apple Watch now follows your °F/°C primary unit setting
• Small fixes and polish 3.11.1 Aug 13 • All-new welcome experience: a quick tour of the app and what Premium adds on first launch
• Apple Watch now uses your chosen weather source — The Weather Company or Apple Weather — and falls back automatically if it's unavailable
• Major internal overhaul: faster, more reliable widgets and smarter caching 3.11.0 Aug 10 • Next-hour rain & snow — see precipitation charted minute by minute for the upcoming hour, with totals in mm and inches.
• AI weather summary — a quick on-device Apple Intelligence recap of today and the days ahead, on supported devices.
• Large home screen widget — adds a multi-day forecast below the current conditions and hourly outlook. 3.10.0 Jun 11 Minor improvements and bug fixes. 3.9.1 Jun 9 Franz Fahrenheit now runs full-screen on iPad, with the daily forecast and detailed conditions side by side. 3.9.0 Jun 8 • Cleaner text over the dynamic weather background — easier to read on hot, overcast, and night skies. Improvements apply to the app, widgets, and Apple Watch.
• New Settings → Advanced → Contrast: five sliders to fine-tune the background so the temperature and details read exactly how you want.
• More reliable weather — automatic two-way fallback between weather providers if one fails. 3.8.3 Jun 8 More reliable Watch complication. 3.8.2 May 12 Watch complication improvements 3.8.1 May 6 Apple Watch app and complications 3.8.0 May 5 Bugfixes and performance improvements 3.7.13 Apr 21 Bugfixes and performance improvements 3.7.12 Apr 15 Bugfixes and performance improvements 3.7.11 Apr 14 Small improvements and bugfixes 3.7.10 Apr 4 Minor bugfixes and improvements 3.7.9 Mar 13 See all cities at once (requires subscription) 3.7.8 Mar 7