Today in History - Wiki
iOS app by 应龙 张. Education · 应龙 张
- Store rating
- 0 / 5
- Store rating count
- 0
- Download price
- Free to download
- In-app purchases
- Unknown
- Version
- 1.0
- Listing last refreshed
- 2026-09-09
View the original store listing
Store description excerpt
Today in History is a historical event lookup tool built on top of the Wikipedia open knowledge base, designed for researchers, teachers, students and content creators. ■ Data Coverage • Full 365-day calendar coverage • Bilingual (Chinese / English) event text • Time span from BCE to present • Seven-category taxonomy: Politics, Science, Culture, Sports, Art, Technology, Disasters • Two regional dimensions: China / World ■ Data Source & Update Mechanism Event titles and summaries are pulled directly from the official Wikipedia On-This-Day API. Each visit to a date refreshes both Chinese and English versions, indexed by year and de-duplicated. All events are sorted in ascending chronological order for clean timeline analysis. ■ Engineering Features • Three-tier cache: memory then on-disk (24h TTL) then bundled fallback • Offline degradation: switches automatically to the local library on network failure • Parallel fetch: Chinese and English endpoints requested concurrently, around 50 percent faster load • Incremental index: calendar view shows real-time dot indicators for days with events ■ Search & Filter • Multi-category intersection: combine any subset of seven categories • Region select: China only / World only / All • Full-text fuzzy search: matches keywords across titles and bodies in both languages • Calendar jump: tap any date to load instantly ■ Use Cases • History lesson preparation by date • Academic research and timeline construction • Topic ideation for newsletters, videos, podcasts • Student homework and exam review • General reading and daily knowledge accumulation ■ Specs • Devices: iPhone • Minimum OS: iOS 17.0 • Languages: Simplified Chinese / English • App size: lightweight • Network: online for live data, offline for cached and bundled content ■ Privacy & Compliance • No personal identifiers collected • No third-party tracking SDKs • All cached data stays on device • No in-app purchase, no subscription, no ads • Network traffic limited to wikimedia.org public API A reliable source. Clean retrieval. Strict privacy. Today in History is the desktop reference tool for every history-conscious workflow.
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