Comparison

SunTrace vs BaroWatch Barometer

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

Head to head
About

SunTrace

Features
Read full description

SunTrace visualizes the sun and moon's journey across the sky in a beautiful, minimalist chart — right on your home screen. WHAT YOU GET ◉ Sun & Moon Path Chart Track the sun's arc from sunrise to sunset and the moon's path during nighttime — all on a single 24-hour timeline. See the current position in real-time. ◉ Temperature Chart Hourly temperature curve with cold-to-hot color gradient. Precipitation probability overlay shows when rain is expected. ◉ Golden Hour & Blue Hour Know exactly when the perfect light begins. Color-coded light phase bar shows golden hour, blue hour, and twilight times at a glance. ◉ Home Screen Widgets Three widget sizes (Small, Medium, Chart) show sunrise, sunset, temperature, and a countdown to the next event — without opening the app. ◉ Date Explorer Browse any past or future date to see the sun path, moon phase, and historical weather data powered by Open-Meteo. ◉ Sun Compass Point your phone to see where the sun is right now. The compass overlays the sun's arc with azimuth and altitude — perfect for planning photo shoots. ◉ Share Cards Generate beautiful Instagram-ready cards showing today's sun path, golden hour times, and moon phase. Share your light with the world. PRO FEATURES ($2.99 one-time) • Multiple cities (up to 5) • Smart alerts (golden hour, sunrise, sunset push notifications) • Premium widgets (Medium & Chart) • 4 widget themes (Dark, Light, Sunset, Ocean) • Unlimited date browsing • No ads PERFECT FOR Photographers chasing golden hour Runners & outdoor enthusiasts Anyone who loves tracking daylight Astronomy & moon phase enthusiasts No account required. No subscription.

About

BaroWatch Barometer

This app transforms your Apple devices into a precise barometer, tracking atmospheric pressure and weather trends. Receive storm alerts and view detailed pressure charts. It prioritizes user privacy with no cloud storage or tracking.

Highlights
  • Precision barometer readings
  • Atmospheric pressure tracking
  • Weather trend visualization
  • Storm arrival notifications
  • Multi-device sync (iPhone, iPad, Watch)
  • Home and Lock Screen widgets
  • Privacy-focused design
Features
Read full description

BaroWatch turns your iPhone, iPad and Apple Watch into a precision barometer. Track pressure changes, spot weather trends and get warned before the storm arrives. WHY BAROWATCH • On every device — iPhone, iPad and Apple Watch share readings automatically • Full privacy — no cloud, no servers, no tracking, no ads • Works offline — measurements keep running in the background • Open standard unit — hectopascals (hPa), the unit pilots and meteorologists use CORE FEATURES Pressure measurement • Reads the built-in barometer in iPhone, iPad (iPadOS 17+) and Apple Watch • QFE (station pressure) and QNH (corrected to sea level) • Automatic altitude correction via GPS — or set your altitude manually • Optional manual calibration offset Charts & visualization • Line, bar and area charts with smooth gradients • Color-coded bars show falling, stable and rising trends • Adjustable time ranges from 1 hour to 48 hours • Tap any point for the exact value, time and source • Day stripes for a multi-day overview • Freely configurable color thresholds for high and low pressure ranges Apple Watch • Native Watch app with the full chart history • Complications for Inline, Circular, Rectangular and Corner • Background updates keep your readings current Widgets • Home Screen widgets for iPhone and iPad with a sparkline chart • Lock Screen widgets in Inline, Circular and Rectangular Alerts • Local notifications when pressure changes rapidly • Independent thresholds for falling and rising pressure • Adjustable observation windows (15 min to 3 h) and repeat cooldowns Multi-device sync • iPhone ↔ Apple Watch: automatic via WatchConnectivity • iPhone ↔ iPad: peer-to-peer over local Wi-Fi or Bluetooth, paired with a 6-digit code • No internet connection required Background refresh • Optional background location keeps the barometer running while you walk, drive or sleep • Smart wake-up whenever your Apple Watch syncs Privacy by design • Pressure and altitude data stay on your device • No analytics, no third-party SDKs, no ads • GPS altitude lives in memory only — your exact position is never stored Available in 29 languages. Whether you're hiking, fishing, sailing or flying — BaroWatch gives you precise data and full control over your privacy.

Screenshots

SunTrace4 screens
BaroWatch Barometer4 screens

Verdict

The call

The clearest difference is price: SunTrace at Free against BaroWatch Barometer's $0.99. SunTrace also leads on iOS requirement (15.0 vs 17.0). BaroWatch Barometer's advantage is in-app purchases (none vs 1) and ads (none vs shown). On update cadence and device support 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

SunTrace is free to download; BaroWatch Barometer costs $0.99 up front. SunTrace sells 1 one-off in-app purchase. BaroWatch Barometer asks for nothing beyond the download.

UpkeepUpdate frequency

Both ship on a similar rhythm, roughly monthly. The most recent releases landed on October 5, 2026 and October 11, 2026 respectively.

Scorecard4 real differences · 4 level
SunTrace versus BaroWatch Barometer: the parameters behind the verdict, then further details
ParameterSunTraceBaroWatch Barometer
PriceFree — better$0.99
Positive reviews—100.0% of reviews
Update frequencyMonthlyMonthly
AdsYesNo — better
In-app purchasesYesNo — better
Monetization—Paid
DevicesiPhone, iPodiPhone, iPad, Apple Watch — better
Requires iOS15.0 — better17.0
Further details — not scored
Size54 MB10 MB
Age rating4+4+
Developermint-softAlf Hellmund

In-app purchases

1 purchases

SunTrace

One-time1
  • SunTrace Pro$1.99
None

BaroWatch Barometer

No in-app purchases

Questions

Is SunTrace free?
SunTrace is free to download, with in-app purchases available.
Is BaroWatch Barometer free?
BaroWatch Barometer costs $0.99, with no in-app purchases.
Do SunTrace or BaroWatch Barometer have ads?
SunTrace shows ads; BaroWatch Barometer does not.
Which is updated more often, SunTrace or BaroWatch Barometer?
SunTrace ships an update monthly, and BaroWatch Barometer monthly. Most recently, SunTrace was updated on October 5, 2026 and BaroWatch Barometer on October 11, 2026.

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