TerraWatch vs Seismic Risk
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
TerraWatch
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TerraWatch is a real-time monitoring app designed for farmers and landowners. FIELD MANAGEMENT Mark your fields on the map and view NDVI vegetation analysis via satellite imagery. Get a dedicated weather forecast for each individual field. WILDFIRE ALERTS Track high-confidence active fire detections near you using NASA FIRMS satellite data. Receive instant notifications when a new fire is detected within your chosen radius. EARTHQUAKE ALERTS Monitor real-time M4.5+ seismic activity from the USGS database. Get notified immediately when ground movement is detected near your location. WEATHER FORECAST View precipitation probability, temperature, wind speed, and ET₀ evapotranspiration data for your exact location. Irrigation need and frost risk are calculated automatically. PRO FEATURES • 14-day field weather forecast • 250 km, 500 km and 1000 km notification radius • Satellite map layer for advanced terrain view Data sources: NASA FIRMS, USGS, Open-Meteo, Sentinel Hub
Seismic Risk
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Seismic Risk is a real-time earthquake monitoring and seismic awareness application designed to help users stay informed about earthquake activity around the world. FEATURES • Real-time earthquake monitoring View recent earthquakes on an interactive global map with continuously updated seismic data. • Detailed earthquake information Access magnitude, depth, coordinates, event time, and location details for individual earthquakes. • Distance-based notifications Receive customizable alerts for earthquakes occurring within your selected distance and magnitude thresholds. • Interactive seismic maps Explore earthquake locations, fault systems, and seismic activity using intuitive map tools. • Personalized settings Configure notification preferences, alert thresholds, and language options according to your needs. • Privacy-focused design Your location is used only to provide relevant earthquake alerts and nearby seismic information. We do not sell personal data or use location information for advertising purposes. IMPORTANT NOTICE Seismic Risk provides scientific and informational data for educational and situational awareness purposes only. It is not a replacement for official emergency management services, government warnings, or life-safety systems. Users should always follow instructions from local authorities during emergencies. Stay informed. Monitor seismic activity. Be prepared.
Screenshots
Verdict
The clearest difference is in-app purchases: Seismic Risk at none against TerraWatch's 1. Seismic Risk also leads on device support (3 vs 1) and iOS requirement (13.0 vs 17.0). On price and ads 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
Both are free to download. TerraWatch sells 1 one-off in-app purchase. Seismic Risk asks for nothing beyond the download.
| Parameter | TerraWatch | Seismic Risk |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 5 days | — |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Devices | iPhone | iPhone, iPad, iPod — better |
| Requires iOS | 17.0 | 13.0 — better |
| Further details — not scored | ||
| Size | 1 MB | 21 MB |
| Age rating | 4+ | 12+ |
| Developer | Tolga Ulutas | tarek alsemaan |
In-app purchases
TerraWatch
- TerraWatch Pro$2.99
Seismic Risk
No in-app purchases








