Project ideas from Hacker News discussions.

Six Years Perfecting Maps on WatchOS

Original Article

Hacker News Discussion

📝 Discussion Summary (Click to expand)

Three dominant themesin the discussion

Theme	Core idea	Representative quote
1. admiration for David Smith’s craftsmanship	Users repeatedly praise the developer’s attention to detail and the fact that he commissioned a custom map instead of relying on generic APIs.	“As a pedometer++ user, it is amazing the attention to detail David has maintained over the years. The evolution is crazy.” – SpyCoder77
2. frustration with Apple’s native watchOS mapping	Many contributors point out that Apple does not provide a first‑party hiking/topo map on the Apple Watch, leaving power users to seek third‑party solutions.	“The fact that there is no 1st party Apple made hiking and topography map on the Apple Watch is such a failure, not even on the most expensive ‘made for explorers’ Watch Ultra.” – thrownawaysz
3. ecosystem debate: defaults vs. third‑party apps	Commenters discuss how Apple’s default apps raise the bar for quality but also crowd out third‑party alternatives, raising concerns about pricing, subscriptions, and “sherlocking.”	“Generally speaking, Apple should be improving and adding to the base operating system all the time, including new apps. It is better for their users including new users if the phone itself is capable of more out of the box… There’s almost always a better alternative for those who value having something better.” – SllX

The summary stays concise, highlights the three most‑cited topics, and includes verbatim quotations with proper attribution.

🚀 Project Ideas

WatchMapper

Summary

Provides offline, high‑resolution topographic map tiles for Apple Watch, filling the gap left by Apple’s missing hiking maps.
Core value: detailed trail navigation without network reliance, usable during workouts.

Details

Key	Value
Target Audience	Outdoor enthusiasts, hikers, and Apple Watch users who need reliable maps on the go.
Core Feature	Download and store custom map tiles (static or vector) on the watch; display them during workouts while preserving the workout UI.
Tech Stack	SwiftUI + WatchKit, Mapbox GL JS (via WatchApp), Cloud‑based tile pre‑rendering (Node.js), SQLite for local storage.
Difficulty	Medium
Monetization	Revenue-ready: $4.99 one‑time purchase + optional $1.99/year for premium tile packs

Notes

HN commenters repeatedly lament Apple’s missing “first‑party” hiking maps and the difficulty of using third‑party maps during activity; this solves that directly.
The static‑tile approach sidesteps dynamic rendering GC pauses on watchOS, matching the technical insight from “Static tiles on a watch is the right call.”
Could spark discussion about privacy‑preserving map storage and potential integration with OpenStreetMap communities.

Remindify

Summary

Enhances Apple Reminders with automatic scheduling, conflict‑aware rescheduling, and daily productivity summaries.
Core value: turn the basic Reminders app into a proactive task manager without leaving the ecosystem.

Details

Key	Value
Target Audience	iOS users who rely on Reminders but need better organization, follow‑up handling, and summary reporting.
Core Feature	AI‑driven detection of missing dates/times, auto‑assigns appropriate times, reschedules when calendar conflicts arise, and generates a daily “done” recap.
Tech Stack	iOS app (Swift), Reminders API (private), CoreData, Natural Language Processing (Apple NLP), Serverless backend (AWS Lambda).
Difficulty	Medium
Monetization	Revenue-ready: $2.99/month subscription

Notes

Users like Schiendelman’s “Reminder Wrangler” and expressed interest in hacking the Reminders API; this product formalizes those features into a polished app.
Discussion highlights desire for “moves reminders out of the way if you accept or create a calendar event conflicting with it” – Remindify automates that.
Aligns with HN sentiment “the baseline for a good iOS to‑do app has been raised” – offering a superior experience over default Reminders.

StrideMetrics+

Summary

Advanced pedometer that supersedes iPhone’s default step counter with AI‑enhanced accuracy and rich analytics dashboards.
Core value: more reliable step counting and actionable health insights for power users.

Details

Key	Value
Target Audience	Fitness‑focused users who use Pedometer++ or similar apps but want higher accuracy and deeper metrics.
Core Feature	Real‑time step detection using accelerometer + machine‑learning model, automatic activity classification, and exportable health reports.
Tech Stack	Swift + CoreML, HealthKit integration, WatchKit widget, Cloud analytics (Firebase).
Difficulty	High
Monetization	Revenue-ready: $3.99/month or $39.99/year

Notes

Amorymeltzer praised the developer’s dedication and the “step counter widget” as a motivator; StrideMetrics+ would expand that widget’s intelligence.
Discussion points about “step tracking is marketed but app is much more” indicate appetite for richer functionality beyond basic counting.
Aligns with the broader HN theme of “better alternatives exist but cost/clarity is a barrier” – offering a clear pricing model resolves that.