Flood Check vs Global Earthquake Tracker
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Flood Check
Explore real-time environmental conditions on Oahu's windward side. View stream levels, rainfall, tide data, and weather forecasts through simple charts and maps. Understand how water conditions evolve over time.
- Real-time stream levels
- Rainfall data
- Tide conditions
- Weather forecasts
- Interactive charts
- Map visualization
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Flood Check is an exploratory app for viewing environmental conditions on the windward side of Oahu. The app brings together real time stream levels, rainfall data, tide conditions, and weather forecasts in simple charts and maps so users can explore how water conditions change over time. This app was developed as part of a research effort to make environmental data easier to access and understand.
Global Earthquake Tracker
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Global Earthquake Tracker gives you real-time access to earthquake data from the USGS Earthquake Hazards Program. Monitor seismic activity worldwide, track the regions you care about, and stay prepared with built-in safety tools. REAL-TIME EARTHQUAKE MAP & LIST View earthquakes on an interactive map or browse a detailed list. Every event includes magnitude, depth, location, time, tsunami warnings, PAGER alert levels, and felt reports all updated in real time. CUSTOM REGION TRACKING Create up to 10 personalized regions to monitor. Set your location manually, use GPS, or search by city name. Adjust the radius (50–1000 km) and minimum magnitude threshold to get exactly the alerts that matter to you. "I'M SAFE" SHARING After a significant earthquake, let your loved ones know you're okay with a single tap. Your safety message includes your location and timestamp, ready to share instantly. STATISTICS & ANALYSIS Explore seismic trends with interactive charts magnitude distribution, daily activity timelines, and depth analysis. View data for the last 7, 30, or 90 days. ADVANCED SEARCH Search the USGS earthquake catalog by date range, magnitude, depth, and sort order. Find the exact data you need from the world's most comprehensive seismic database. DAILY & WEEKLY SUMMARIES Get a quick overview of recent activity total earthquake count, significant events (M5.0+ and M6.0+), and the largest earthquakes near your tracked regions. EARTHQUAKE PREPAREDNESS GUIDE Learn what to do before, during, and after an earthquake with actionable tips. Use the interactive emergency kit checklist to make sure you and your family are ready. DETAILED EARTHQUAKE VIEW Tap any earthquake for complete details with an epicenter map. Share earthquake information as a formatted image or text with friends and family. PUSH NOTIFICATIONS Receive background alerts when earthquakes occur near your tracked regions. Never miss a significant event. MORE FEATURES Dark mode Multi-language support (English, Turkish, Japanese) Color-coded magnitude indicators Onboarding tutorial for new users Privacy-focused with optional location access All earthquake data is provided by the United States Geological Survey (USGS). This app is intended for informational and educational purposes.
Screenshots
Verdict
The clearest difference is iOS requirement: Global Earthquake Tracker at 13.0 against Flood Check's 15.1. On price, ads, in-app purchases 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
| Parameter | Flood Check | Global Earthquake Tracker |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (1 ratings) — better | — |
| Number of ratings | 1 — better | — |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 15.1 | 13.0 — better |
| Further details — not scored | ||
| Size | 44 MB | 35 MB |
| Age rating | 17+ | 4+ |
| Developer | University of Hawaii | Baris Erdem |
In-app purchases
Flood Check
No in-app purchases
Global Earthquake Tracker
No in-app purchases
Questions
Is Flood Check free?
Is Global Earthquake Tracker free?
Do Flood Check or Global Earthquake Tracker have ads?
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