Earthquake Maps vs Chronorius
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Earthquake Maps
Track seismic activity with a live map and detailed event views. Explore events with advanced filtering and geological context. Refines data from multiple sources for a clearer, more consistent experience.
- Live earthquake map
- Detailed event information
- Filter by magnitude and date
- Distance to nearest fault line
- Multi-source data integration
- Heat Map and Scatter Plot views
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eQuake is a modern earthquake tracking app built to make seismic activity easier to follow, easier to understand, and more meaningful at a glance. With a live map, detailed event views, and advanced filtering tools, eQuake helps you follow recent seismic activity with greater clarity and explore events in a more informed way. It does more than display data. It turns seismic information into a cleaner, more readable, and more refined experience. Highlights - Live earthquake and seismic event map - Detailed event information - Filter by magnitude - Filter by date range - Filter by event type - Quickly center the map on your location - View your distance to an earthquake - View your distance to the nearest fault line - Instantly see last update time and event count One of eQuake's standout strengths is its multi-source data approach and advanced map visualizations. The app combines earthquake data from both USGS and EMSC, then refines it with its own merge logic to create a cleaner, more balanced, and more consistent event stream. This helps handle duplicate records more intelligently and delivers a more polished tracking experience. Advanced Map Layers - Active Fault Layer for viewing seismic activity in a richer geological context - Scatter Plot view for reading event distribution with greater clarity - Heat Map view for spotting regional intensity patterns at a glance - Mag Heat view for interpreting density and magnitude impact together eQuake presents earthquake data through a more refined visual language, making it easier to track recent seismic movement, explore events in greater depth, and follow multi-source data through a more elevated experience. Purchases are linked to your Apple Account and can be restored when eligible.
Chronorius
Explore historical events, births, deaths, and holidays for any given day. Dive deeper with detailed context, timelines, and interactive maps. Test your knowledge with quizzes and organize your favorite historical moments.
- Daily historical events
- Detailed event context
- Interactive world map
- Historical timeline
- Knowledge quizzes
- Customizable widgets
- Offline access
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Chronorius turns every calendar day into a journey through history. Large, elegant cards show you what happened on this day – events, births, deaths, holidays and milestone anniversaries. Cleanly designed, fully offline and completely ad-free. TODAY IN HISTORY Start your day with the key moments that fall on today's date. Neatly grouped into events, births, deaths and holidays – with year, category and a short summary at a glance. MODERN DETAIL VIEW Tap an entry and dive in: a large hero image, historical context (“how many years ago”), a mini timeline of other events from the same day, the location on the map, sources with a Wikipedia link and space for your own notes. CALENDAR Pick any day and discover what happened back then. Days with entries are clearly marked. TIMELINE Scroll through the centuries and zoom smoothly between year, decade and century – via the segmented control or a pinch gesture. WORLD MAP See historical events at their actual location on an interactive map, color-coded by category and filterable. SEARCH & FILTER Find people, places, events, years and categories in a fraction of a second. Filter by time range, century, country or just your favorites – search responds instantly as you type. QUIZ Test your knowledge: “Which event happened first?” – ten rounds with a score and subtle haptic feedback. STATISTICS Clear charts show how events are distributed across categories and centuries. FAVORITES & COLLECTIONS Save events with a single tap and organize them into personal collections and reading lists. WIDGETS Bring history to your home screen: “Today in History”, “Birthday of the Day” and a random event – in small, medium and large sizes, with content that changes throughout the day. MORE HIGHLIGHTS • Random event via the dice button or by shaking your iPhone • Daily reminder at your preferred time, optionally by favorite category • Share as a beautifully designed image card • Spotlight search and Siri shortcuts • Save events as web links/notes straight from Safari • Import your own data sets (JSON, CSV, SQLite) MADE FOR EVERYONE Full support for Dark Mode, Dynamic Type, VoiceOver and Reduce Motion. Available in German, English, Italian, Spanish, French and Persian. Optional iCloud sync for favorites and notes. Chronorius is for history lovers, the curious, and anyone who wants to see today from a different perspective. No account, no ads, no tracking – just history, fresh every day.
Screenshots
Verdict
The clearest difference is review sentiment: Chronorius at 100% against Earthquake Maps's 0%. Chronorius also leads on in-app purchases (none vs 2) and update cadence (every 3 weeks vs every 4 months). Earthquake Maps's advantage is iOS requirement (14.0 vs 18.0). On price, ads, monetization model 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. Earthquake Maps sells 2 one-off in-app purchases. Chronorius asks for nothing beyond the download.
Earthquake Maps ships an update every 4 months, Chronorius every 3 weeks. The most recent releases landed on October 5, 2026 and October 6, 2026 respectively.
| Parameter | Earthquake Maps | Chronorius |
|---|---|---|
| Price | Free | Free |
| Rating | 1.0 (1 ratings) — better | — |
| Positive reviews | 0.0% of reviews | 100.0% of reviews — better |
| Number of ratings | 1 — better | — |
| Update frequency | Every 4 months | Every 3 weeks — better |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Free | Free |
| Devices | iPhone, iPod | iPhone, iPad |
| Requires iOS | 14.0 — better | 18.0 |
| Further details — not scored | ||
| Size | 23 MB | 4 MB |
| Age rating | 4+ | 17+ |
| Developer | tamer bayramogullari | Holger Dahn |
Customer experience
Earthquake Maps
Chronorius
In-app purchases
Earthquake Maps
- Premium$3.99
- No Ads$4.99
Chronorius
No in-app purchases







