SunTrace vs BaroWatch Barometer
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
SunTrace
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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.
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.
- 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
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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
Verdict
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
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.
Both ship on a similar rhythm, roughly monthly. The most recent releases landed on October 5, 2026 and October 11, 2026 respectively.
| Parameter | SunTrace | BaroWatch Barometer |
|---|---|---|
| Price | Free — better | $0.99 |
| Positive reviews | — | 100.0% of reviews |
| Update frequency | Monthly | Monthly |
| Ads | Yes | No — better |
| In-app purchases | Yes | No — better |
| Monetization | — | Paid |
| Devices | iPhone, iPod | iPhone, iPad, Apple Watch — better |
| Requires iOS | 15.0 — better | 17.0 |
| Further details — not scored | ||
| Size | 54 MB | 10 MB |
| Age rating | 4+ | 4+ |
| Developer | mint-soft | Alf Hellmund |
In-app purchases
SunTrace
- SunTrace Pro$1.99
BaroWatch Barometer
No in-app purchases
Questions
Is SunTrace free?
Is BaroWatch Barometer free?
Do SunTrace or BaroWatch Barometer have ads?
Which is updated more often, SunTrace or BaroWatch Barometer?
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