Seismic Mike vs Global Seismic Data
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Seismic Mike
Explore global earthquake activity with a playful approach to scientific data. See how active our planet is with daily updates on seismic events worldwide. Stay informed about the Earth's movements.
- Global earthquake feed visualization
- Daily seismic activity updates
- Whimsical data presentation
- Planet activity monitoring
- User-friendly interface
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A whimsical look at the USGS earthquake feed data; earthquakes happen around the world every day but for the most part we never notice them. Check in with Mike frequently and see how active our planet is!
Global Seismic Data
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The official Global Seismic Data app. Earthquakes are a global hazard which pose a threat to life and cause significant business interruption and social upheaval. Protect lives and reduce recovery costs by using our Structural Health Monitoring System. Visit www.gsdhq.io for more information. App features: • Structural Health Monitoring service for our customers • View large datasets of earthquakes and aftershocks • Receive customised notifications for earthquakes • Send felt reports or ‘I am safe’ messages to family/friends after an earthquake occurs
Screenshots
Verdict
Seismic Mike and Global Seismic Data are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.
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.
Seismic Mike ships an update every 9 months, Global Seismic Data every 8 months. The most recent releases landed on October 4, 2026 and October 11, 2026 respectively.
| Parameter | Seismic Mike | Global Seismic Data |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (1 ratings) — better | — |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 1 — better | — |
| Update frequency | Every 9 months | Every 8 months — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad — better | iPhone |
| Requires iOS | 17.6 | 17.0 — better |
| Further details — not scored | ||
| Size | 10 MB | 26 MB |
| Age rating | 4+ | 4+ |
| Developer | xcentric systems | Global Seismic Data NZ Limited |
In-app purchases
Seismic Mike
No in-app purchases
Global Seismic Data
No in-app purchases
Questions
Is Seismic Mike free?
Is Global Seismic Data free?
Do Seismic Mike or Global Seismic Data have ads?
Which is updated more often, Seismic Mike or Global Seismic Data?
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