Chronorius vs NTT DATA Open Innovation Week
Price, ratings, monetisation and update history for both apps, side by side β with what reviewers say about each.
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 shows for every day what happened on that date: events, births, deaths and observances. The entries come mainly from Wikipedia and Wikidata, plus a few curated entries. For every detail you can see where it comes from. TODAY The dayβs events in chronological order, split into events, births and deaths. A timeline on the edge jumps straight to a year. Filter by topic and world region. DETAILS For each entry: the sentence about what happened, the Wikipedia article in paragraphs, images with author and license, the place on a map and what happened before and after. ORIGIN & SOURCES Primary source, additional sources and retrieval date. Differing details from Wikipedia and Wikidata are shown, uncertain dates are marked. Errors can be reported or corrected on the device. TOPIC GUIDES Guided paths through Ancient Rome, the French Revolution, the Industrial Revolution, the Cold War and spaceflight. PEOPLE Life stages with education, offices, works and relationships, each with a source. MORE β’ Calendar, timeline, search and world map β’ Quiz βWhich event came first?β β’ Favorites, collections and notes β’ Widgets, Control Center controls, shortcuts and a daily notification β’ Loaded days work offline; load 30 days or a whole year in advance β’ Import your own data (JSON, CSV, SQLite) LANGUAGES English, German, Italian, Spanish, French, Persian, Portuguese, Russian, Arabic, Chinese, Japanese, Hindi, Indonesian and Turkish. App language and content language can be set separately. No account, no ads, no tracking.
NTT DATA Open Innovation Week
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Open Innovation Week brings together NTT DATA clients, startups and innovation leaders to address real business challenges through co-creation activities, local ecosystem immersion and high-value networking.
Screenshots
Verdict
The clearest difference is iOS requirement: NTT DATA Open Innovation Week at 15.0 against Chronorius's 18.0. On price, ads, in-app purchases and device support there is nothing between them.
Scored on Price Β· Rating Β· Positive reviews Β· Number of ratings Β· Update frequency Β· Ads Β· In-app purchases Β· Monetization Β· Best chart rank Β· Devices Β· Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
| Parameter | Chronorius | NTT DATA Open Innovation Week |
|---|---|---|
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | β |
| Update frequency | Monthly | β |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | β |
| Devices | iPhone, iPad | iPhone, iPad, iPod β better |
| Requires iOS | 18.0 | 15.0 β better |
| Further details β not scored | ||
| Size | 8 MB | 30 MB |
| Age rating | 17+ | 4+ |
| Developer | Holger Dahn | NTT DATA |
In-app purchases
Chronorius
No in-app purchases
NTT DATA Open Innovation Week
No in-app purchases







