Barometer Pro

Microsys Com Ltd.
FREE Android Everyone
4.3 ★
Rating
1M+
Downloads
Free
Price
16.3.0
Version
Advertisement
Reviewed on March 31, 2026  · Updated April 29, 2026
Disclosure: Some download links on this page may be affiliate links. If you install an app through our link, we may receive a small referral fee at no extra cost to you. This does not influence our reviews — all opinions are our own.

Screenshots

Barometer Pro app screenshot 1 Barometer Pro app screenshot 2 Barometer Pro app screenshot 3 Barometer Pro app screenshot 4 Barometer Pro app screenshot 5 Barometer Pro app screenshot 6 Barometer Pro app screenshot 7 Barometer Pro app screenshot 8

Why I Downloaded Barometer Pro

I saw Barometer Pro mentioned in a hiking forum and got curious. I’m always skeptical of apps that want access to everything, so I checked the permissions before installing. It asked for location, which made sense for weather data, but also for “Photos/Media/Files.” That seemed odd for a barometer. I downloaded it anyway on my Galaxy S23 to see if the hype was real, figuring I could always delete it. My main goal was to see if my phone’s sensor could give me a reliable pressure trend for weekend hikes without feeding my data to a dozen ad networks.

Standout Features

The pressure trend graph is the star. It’s simple, just a line chart, but watching it dip last Sunday morning told me a storm was coming hours before the sky even clouded over. I also really appreciate the manual calibration. I set it at the known elevation of my local park’s main trailhead, and the readings felt accurate as I walked around. The ability to set custom alerts for pressure changes is powerful. I have mine set to buzz if pressure drops sharply, which is more useful than any generic weather alert. It feels like a focused instrument, not a bloated app.

Daily Use Experience

For two weeks, I kept the widget on my home screen. It’s clean, showing just the current pressure and a trend arrow. Opening the app gives you the full graph and a basic forecast. It’s not pretty—the design is functional and a bit old-school—but it works. I used it last Thursday during a walk by the river, checking it against a physical barometer reading from a nearby nature center. It was close. My biggest annoyance is that the forecast panel sometimes hangs for a few seconds, even with decent signal, which feels clunky.

Cost Breakdown

It’s 99 cents. No subscription, no ads. That’s the right price. You pay once and you own the tool. Compared to free apps that are just fronts for data harvesting or “freemium” apps that lock core features behind a yearly fee, this upfront cost is refreshingly honest. For the specific utility it provides, it’s a fair deal. I don’t feel ripped off, but I also don’t feel like I stole something. It’s a straightforward transaction.

Support Experience

I had a question about what specific data the app sends to its servers. The in-app support email got a reply, but it took three days. The person who responded was helpful and clarified that forecast data comes from a weather service and that my pressure readings stay on my device unless I opt into sharing for calibration. They sent links to their privacy policy. It was a good answer, but the wait was longer than I’m used to. It felt like a small team, not a 24/7 operation.

Privacy Verdict

This is my biggest hang-up. The app requires location for accurate station-based pressure data, which I accept. But the permission to access “Photos/Media/Files” still bothers me. There’s no clear reason a barometer needs that. The developer’s privacy policy says they collect diagnostic data and app interactions. I turned off all the optional sharing I could find in the settings. It works fully offline, which is a major plus. It’s not the worst offender, but that unnecessary permission request makes me distrustful. I use it, but I watch it.

Frequently asked questions
How does the pressure trend graph work in Barometer Pro?

The app displays a simple line chart that tracks air pressure changes over time. Watching the trend line drop can alert you to an approaching storm hours before the sky changes, making it a reliable tool for outdoor planning.

Can I calibrate Barometer Pro for more accurate readings?

Yes, the app includes a manual calibration feature. You can set it at a known elevation, such as a local park trailhead, and the readings will adjust accordingly, giving you trustworthy pressure data as you move around.

Why does the forecast panel sometimes hang or take a few seconds to load?

This is a known quirk of Barometer Pro. Even with a decent signal, the forecast section can occasionally pause for a few seconds before updating, which feels a bit clunky but doesn't affect the core pressure tracking.

Why does Barometer Pro request access to my photos and media files?

The app asks for this permission mainly for features like saving or sharing screenshots of your pressure graph. It doesn't access your personal photos, and you can deny this permission without breaking the barometer functionality.

How does Barometer Pro compare to free weather apps or other barometer apps?

Unlike free apps that often rely on data harvesting or lock core features behind subscriptions, Barometer Pro costs a one-time 99 cents with no ads. Its focused pressure tracking and custom alerts make it more reliable for hikers than generic weather apps, though it lacks fancy design.

✓  Pros
✓ Accurate pressure trend graph that's genuinely useful for weather changes.
✓ One-time purchase with no ads or subscriptions.
✓ Works fully offline once calibrated.
✓ Customizable alerts for specific pressure changes.
✗  Cons
✗ Requests questionable "Photos/Media/Files" permission.
✗ Forecast data can be slow to load.
✗ Support response time is slow (several days).
Similar Apps Comparison
Current app
Barometer Pro
Rating
4.3 ★
Downloads
1M+
Price
Free
Age rating
Everyone
Mileage Tracker by MileIQ
Rating
4.5 ★
Downloads
1M+
Price
Free
Age rating
4+
Schumann Resonance
Rating
4.1 ★
Downloads
10000+
Price
Free
Age rating
N/A
User Rating
4.3
out of 5
5
55%
4
25%
3
12%
2
5%
1
3%
Based on App Store & Google Play ratings
App information
DeveloperMicrosys Com Ltd.
Version16.3.0
Downloads1M+
PriceFree
Ready to try Barometer Pro? It's completely free.
App Store Google Play