ChemSearch v1.11.0 - Library, Offline Downloads, Compare Compounds, pH/pOH Calculator and more.

What's New

• Library: Added a full Library tab with Favorites, Downloads, and the Chemical Database in one place.
  • Offline Downloads: Compounds can be saved with structures, identifiers, descriptions, safety data, synonyms, and other details for offline viewing.
  • Library Views: Favorites and Downloads support list and grid layouts.
  • Chemical Database Overview: The Chemical Database card shows live counts for substances, ions, functional groups, and reactions.
• Compare Compounds: Added a cleaner multi-compound comparison tool with support for more than two compounds.
  • Comparison Fields: Compare formulas, descriptions, IUPAC names, SMILES, identifiers, atom counts, bond counts, and key properties.
• pH / pOH Calculator Tool: Added a calculator for pH, pOH, hydrogen ion concentration, hydroxide ion concentration, and solution classification in tools section.
• Tools Grid View: Added list/grid layout support for the Tools page.
  • Tool Descriptions: Grid cards show short descriptions under tool names.
  • Default Tool Order: Tools are ordered by common use, with a reset button for restoring the default order.
• Search History Pinning: Search history supports pinned items and date-based groups.

Improvements & Fixes

• Replaced the main result favorite icon with a star for better consistency with Library.
• Fixed charge superscripts in chemical formulas.
• Improved long formula layout and Find isomers alignment.
• Added clearer outlines to the 2D/3D structure selector.
• Improved Tools grid layout in compact and non-compact modes.
• Moved Chemical Database from Tools to Library.
• Improved welcome screen version display and tagline placement.

Technical Changes

• Added Room-backed offline download storage.
• Added DataStore-backed app settings storage.
• Added unit tests for pH/pOH calculations, recent search grouping, offline download mapping, settings snapshots, and Chemical Database summaries.