Gnomon: 24 Solar Terms
丞辰 郑
Getting the latest details from the App Store…
Before clocks divided hours into digital numbers, humanity looked to the gnomon—a simple vertical pillar casting light and shadow upon the earth to understand the turning of the year. Gnomon brings this ancient cosmological instrument to modern iOS. Built for mindfulness, astronomical curiosity, and quiet reflection, it reveals the 24 Solar Terms and 72 micro-seasons through the purity of light. KEY FEATURES • Pure Astronomical Precision: Powered by an offline, deterministic VSOP87 planetary
Top of Paid · Weather in United States. Gnomon: 24 Solar Terms is #16 there. Changes are over 7 days.
How the app presents itself on the App Store. Select a screenshot to open it full size.
Version 1.1.0 · 12 Oct 2026 · today
• Pure Instrument Home: A refined layout that gives center stage to the 3D solar-noon observer and stone dial, with seasonal scrolls and living traditions tucked neatly into a quiet glance slip. • 24 Solar Terms Living Atmosphere: Experience dynamic seasonal phenomena across the year—drifting winter snow and warm breath mist, paired spring swallows and peach petals, summer fireflies, autumn geese, gentle rain ripples, and golden butterflies. • Astral Whispers & Plinth Weathering: Tap the observer on the stone for a quiet seasonal reflection and tactile chime, while snowdrifts, rain ripples, petals, and fallen leaves settle naturally onto the 3D stone plinth.
Every chart this app is in right now, best position first.
| Chart | Rank | 24 h | 7 days | Best | Days on chart |
|---|---|---|---|---|---|
| United States· Paid · Weather | #16 | New entry | Change unknown | #16 | 1 |
Higher on the chart is better: #1 is at the top.
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United States · Paid · Weather: best #16, latest #16, over 11 snapshots since 8 Oct. No snapshots from 8 Oct to 9 Oct, on 9 Oct, on 10 Oct, on 11 Oct, and on 12 Oct; the line joins the snapshots on either side.
Entries, big moves, #1s and new versions we've recorded.