Comparison

Barometer for Watch vs Professional Barometer

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Barometer for Watch

This application displays atmospheric pressure, sea level pressure, and altitude using your device's built-in sensors. It also calculates the boiling point of water based on current pressure. The companion watch app includes customizable complications.

Highlights
  • Atmospheric pressure reading
  • Sea level pressure
  • Altitude measurement
  • Latitude and longitude
  • Boiling point calculation
  • Watch complications
Features
Read full description

Pressure and altitude. Beautifully clear. Barometer turns the built-in sensors on your iPhone, iPad and Apple Watch into a clear view of the conditions around you. Check a reading at a glance, follow pressure changes, or explore your altitude as you climb. PRESSURE, IN PERSPECTIVE • Atmospheric and estimated sea-level pressure • Pressure history, trends and changes over time • A pressure-based weather outlook • Optional pressure-change notifications A CLEARER VIEW OF ALTITUDE • Altitude readings and elevation charts • Calibration using a known altitude or available sensor references • Ascent, descent and elevation range • Latitude and longitude • Estimated boiling point of water at the current pressure MADE FOR YOUR DEVICES • A dedicated Apple Watch app • Watch complications and iPhone widgets • Siri and Shortcuts support • Control Center shortcuts • Your choice of measurement units • CSV export for saved measurements Core pressure and altitude measurements work offline using your device’s sensors. Location access enables additional information, including estimated sea-level pressure. Requires iOS 26, iPadOS 26 or watchOS 26. Available readings depend on your device’s sensors and permissions. Pressure-based weather information is an estimate, not an official forecast.

About

Professional Barometer

This app provides real-time atmospheric pressure trends to forecast weather changes. It offers precise readings using device sensors and remote weather stations, displaying forecasts, temperature, and humidity. Users can also capture and share photos with superimposed weather data.

Highlights
  • Real-time atmospheric pressure trends
  • Weather forecasting
  • Multi-sensor data (device, GPS, remote)
  • Analogue dial display
  • Temperature and humidity display
  • Photo capture with weather data overlay
  • Social media sharing
Features
Read full description

Turn your iPhone into a true professional barometer and monitor atmospheric pressure in real time to track changing weather conditions. The app combines data from your device's pressure sensor, GPS location and information from nearby weather stations to provide reliable, constantly updated measurements. A COMPLETE BAROMETER View atmospheric pressure through an elegant analog dial, with several styles to choose from. You can display values in the main measurement units: hPa, mbar, inHg and mmHg. In addition to atmospheric pressure, you can also check: - Temperature - Humidity - Pressure trend over the last 24 hours - GPS location on the map - Weather condition trends PRESSURE GRAPH Keep track of atmospheric pressure over the last 24 hours with a practical graph, making it easy to quickly identify changes and trends. WEATHER PHOTOS One of the app's most original features is the ability to take photos with weather data overlaid on them. Customize your photos with information such as pressure, temperature, humidity and location, and apply special effects triggered by specific weather conditions. Images can be easily saved and shared via WhatsApp, Facebook, Instagram, email and other services. An elegant, complete and feature-rich barometer designed for anyone who wants to keep atmospheric pressure, weather conditions and environmental data at hand, directly on their iPhone. OPTIONAL SUBSCRIPTION If you wish, you can activate the Premium version to remove advertising and the watermark from photos: 1 month, 6 months or 1 year. Payment will be charged to your Apple Account when the purchase is confirmed. The subscription automatically renews unless cancelled at least 24 hours before the end of the current period. You can manage or disable it in your account settings. Privacy Policy: https://www.mailant.it/privacyapp/privacyBarometro.htm Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

Barometer for Watch4 screens
Professional Barometer4 screens

Verdict

The call

The clearest difference is ads: Barometer for Watch at none against Professional Barometer's shown. Barometer for Watch also leads on update cadence (every 4 months vs every 42 months) and review sentiment (64% vs 45%). Professional Barometer's advantage is monetization model (ad-supported vs free with in-app purchases) and iOS requirement (17.0 vs 26.0). On price, rating, ratings volume and in-app purchases there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Barometer for Watch sells 4 one-off in-app purchases and Professional Barometer sells 3 in-app purchases, starting at $1.99 per month. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 4.2 for Barometer for Watch against 4.1 for Professional Barometer. Both are backed by a comparable volume of ratings — 47 and 16 respectively. Written reviews are what separate them: 64% of Barometer for Watch's written reviews are positive against 45% of Professional Barometer's.

UpkeepUpdate frequency

Barometer for Watch ships an update every 4 months, Professional Barometer every 42 months. The most recent releases landed on October 18, 2026 and October 24, 2026 respectively.

Scorecard5 real differences · 5 level
Barometer for Watch versus Professional Barometer: the parameters behind the verdict, then further details
ParameterBarometer for WatchProfessional Barometer
PriceFreeFree
Rating4.2 (47 ratings) — better4.1 (16 ratings)
Positive reviews63.9% of reviews — better45.0% of reviews
Number of ratings47 — better16
Update frequencyEvery 4 months — betterEvery 42 months
AdsNo — betterYes
In-app purchasesYesYes
MonetizationFree with in-app purchasesAd-supported — better
DevicesiPhone, iPad, Apple Watch — betteriPhone, iPad
Requires iOS26.017.0 — better
Further details — not scored
Size8 MB29 MB
Age rating4+4+
DeveloperBangyan ChuFFZ srl

Customer experience

Barometer for Watch

All ratings47 ratings
Positive78.7%
Neutral6.4%
Negative14.9%
Written reviews83 reviews
Positive63.9%
Neutral7.2%
Negative28.9%

Professional Barometer

All ratings13 ratings
Positive76.9%
Neutral7.7%
Negative15.4%
Written reviews40 reviews
Positive45.0%
Neutral15.0%
Negative40.0%

In-app purchases

4 purchases

Barometer for Watch

One-time4
  • Tips for coffee$1.99
  • Tips for Ice Cream$2.99
  • Tips for Pizza$4.99
Show 1 more
  • Generous Tips$10.99
3 purchases

Professional Barometer

Subscriptions3
  • Premium 1 Month$1.991 Month
  • Premium 6 Months$6.996 Months
  • Premium 1 Year$11.991 Year

Questions

Is Barometer for Watch free?
Barometer for Watch is free to download, with in-app purchases available.
Is Professional Barometer free?
Professional Barometer is free to download, with in-app purchases available.
Which has better reviews, Barometer for Watch or Professional Barometer?
Barometer for Watch is rated higher. Barometer for Watch averages 4.2 out of 5 from 47 ratings, while Professional Barometer averages 4.1 from 16 ratings.
Do Barometer for Watch or Professional Barometer have ads?
Professional Barometer shows ads; Barometer for Watch does not.
Which is updated more often, Barometer for Watch or Professional Barometer?
Barometer for Watch ships an update every 4 months, and Professional Barometer every 42 months. Most recently, Barometer for Watch was updated on October 18, 2026 and Professional Barometer on October 24, 2026.

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