Simply Periodic
Look up periodic-table properties in a Mac window, menu bar or widget.
Useful for study with cross-checked reference data
Configurable property tiles make frequently used values accessible.
Keep in mind: Wikipedia-derived data and Shannon radii are not certified laboratory values; check temperature, units and sources. Widgets require macOS 15.5 or later; the app requires macOS 12 or later.
Inside the app
Official product images
What you can do
- 118 elements with property and color views
- Detailed records and ionic radii
- Configurable menu-bar and desktop widgets
Good for
- Students checking an authoritative chemistry reference
Consider alternatives for
- Safety or engineering calculations based solely on app values
Limitations & considerations
- Captured minimum: macOS 12.0.
- Wikipedia-derived data and Shannon radii are not certified laboratory values; check temperature, units and sources. Widgets require macOS 15.5 or later; the app requires macOS 12 or later.
Privacy & permissions
Publisher states no accounts, analytics or personal collection; optional Apple crash reports and support email have separate handling.
Sources & review notes Updated Nov 15, 2026
Reviewed by iApp4Me Editorial Team. Recommendations use the linked documentation and attributed accounts; device observations are identified separately.
- US App Store developer description
Complete description, release notes, download price and compatibility metadata captured 2026-11-02.
- Official developer disclosure
Cached official evidence captured2026-11-12; relevant text reviewed2026-11-15; edition/source scope retained.
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