Product planning
Feature mapping, user flows, store positioning, and practical launch priorities for focused utility apps.
UK mobile application company
Navigation software for clear decisions at sea.
TRAP KITTY LTD creates focused mobile tools for specialist workflows. Our featured release, Celestial Nav, brings offline sextant sight calculation, almanac data, and voyage fix logging into one structured Android workspace.
What we do
Compact application work, from concept to release.
Interface polish
Responsive screens, consistent components, clear states, and readable layouts for mobile-first products.
Quality checks
Basic QA passes, form validation review, device layout checks, and release readiness support.
Support pages
Clean product pages, contact routes, and privacy information prepared in a consistent company style.
Celestial Nav
Traditional navigation, calculated on a modern device.
Celestial Nav is designed for sailors, yachtsmen, and maritime navigators who need a dependable backup navigation tool. It processes sextant observations for the sun, moon, planets, and stars, supports intercept-style results, and keeps a passage log for later review.
OfflineAlmanac and calculation workflow
PreciseSight reduction and corrections
OrganizedSights, fixes, and comparison logs
Sight calculation workspace
Enter UTC session time, body selection, sextant altitude, index error, and eye height in a clear workflow built for field use.
Almanac reference
Access body data without relying on a live connection during offshore passages or practice sessions.
Fix comparison
Compare computed positions with GPS readings to refine technique and track long-term accuracy.
Passage record
Save drafts, completed sights, and computed fixes so your navigation practice remains easy to review.
Result review
Clear outputs after each observation.
Calculation cards separate observed altitude, corrected altitude, intercept, azimuth, and applied corrections. This keeps essential navigation data visible without burying the result in a long form.
Built for offline use
Celestial Nav is positioned around self-contained calculation and reference tools, useful when signal availability is uncertain.
Simple support path
Users can contact TRAP KITTY LTD through dedicated support and information inboxes for product questions.
Ready for launch
A focused product page with clear app positioning, real contact details, and a direct route to the Play Store listing.