DEWN vs EarthquakeHelper
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
DEWN
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DEWN allows you to access disaster alerts from the Sri Lanka Disaster Management Centre (DMC). This is a collaboration between Dialog, University of Moratuwa, Microimage Mobile Media & DMC of Sri Lanka. This is a free service all citizens & anyone visiting Sri Lanka to have with them to be notified of any threats due to natural causes. Direct Alerts This APP is developed with the intention of alerting you at a time of an emergency. This version will also make use of location based services & alert you based on your last recorded location to the nearest GSM cell in the near future Things to expect from DEWN (Features are only availability to Dialog network in Sri Lanka for now) - Alerts: receive alerts directly released by DMC of Sri Lanka based on your location and threat level (i.e. if an alert is national everyone will receive the message as opposed to a regional alert) - Location: This APP will facilitate location based alerts very soon. We have built in the location map for you to know where the alert level is most relevant even if you are not in that area once DMC of Sri Lanka announces it. - Notifications: All notifications will appear as any other SMS or APP in the notification panel & will remain in-app as well.
EarthquakeHelper
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EarthquakeHelper keeps you informed and safe during seismic events. Get real-time earthquake alerts based on your location, access immediate safety guides, and know exactly what to do before, during, and after an earthquake. FEATURES: - Real-time earthquake alerts from USGS - Location-based notifications - What to do During and After guides - Emergency 911 screen with your location - Magnitude and radius alert customization - Tsunami warnings - No ads or payments needed
Screenshots
Verdict
The clearest difference is in-app purchases: DEWN at none against EarthquakeHelper's 3. DEWN also leads on iOS requirement (9.0 vs 18.5). EarthquakeHelper's advantage is update cadence (every 2 weeks vs every 11 months). On price, ads 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. EarthquakeHelper sells 3 one-off in-app purchases. DEWN asks for nothing beyond the download.
DEWN ships an update every 11 months, EarthquakeHelper every 2 weeks. The most recent releases landed on October 11, 2026 and October 18, 2026 respectively.
| Parameter | DEWN | EarthquakeHelper |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 11 months | Every 2 weeks — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Devices | iPhone, iPod | iPhone, iPad |
| Requires iOS | 9.0 — better | 18.5 |
| Further details — not scored | ||
| Size | 17 MB | 2 MB |
| Age rating | 4+ | 4+ |
| Developer | Futura Tech Labs Pte, Ltd | Liju Robin George |
In-app purchases
DEWN
No in-app purchases
EarthquakeHelper
- Small Tip$0.99
- Medium Tip$2.99
- Large Tip$4.99
Questions
Is DEWN free?
Is EarthquakeHelper free?
Do DEWN or EarthquakeHelper have ads?
Which is updated more often, DEWN or EarthquakeHelper?
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