Independent iOS & macOS development

Small apps.
Genuine utility.

A handful of tools built for personal use and released because someone else might find them useful. No trackers, no subscriptions on principle, no dark patterns.

Applications
iOS · iPhone & iPad
Free · One-time unlock

ΔDelta

Calculates your real TDEE from what you actually eat and how your weight actually moves — not from a formula. The longer you log, the more accurate it gets.

App Store ↗ Privacy
  • Empirical TDEE derived from logged data, not population averages
  • 7-day weight smoothing to filter water retention noise
  • 4-week rolling average for stable, actionable estimates
  • Transitions from Mifflin–St Jeor baseline to your real data over 10 days
  • Daily calorie target adjusted for cut, maintain, or bulk goal
  • Full weight history with interactive chart
  • 10 days free, one payment for unlimited logging
iOS · iPhone & iPad
Free

Prokopton

Daily Stoic quotes. No algorithm, no engagement loop — just one quote per day from the primary Stoic texts, with source attribution.

App Store ↗ Privacy
  • One quote per day from Marcus Aurelius, Epictetus, and Seneca
  • Source attribution to the original texts
  • No account, no notifications unless you want them
  • Designed to open, read, and close
macOS
0.99

HARStudio

A lightweight HTTP Archive viewer for macOS. Drop in a HAR file and inspect requests, headers, timings, and response bodies without sending your data anywhere.

App Store ↗ Privacy
  • Local-only — no network requests, no telemetry
  • Request filtering by URL, method, and status
  • Headers, timing breakdown, and response body inspection
  • Handles large HAR files without hanging
macOS
Free

WorkRest

A work:rest interval timer for training. Set your ratio, work until you're done, and rest scales automatically — with a summary of sets and time under tension when you finish.

Coming soon Privacy
  • Adjustable work:rest ratio, from 1:5 to 1:10
  • Focus Mode — sets auto-start after rest, no interruptions
  • Skip rest early or extend it by 15 seconds when needed
  • Live workout timer, always visible
  • End-of-workout summary: sets, time under tension, and rest split
  • No accounts, no ads, no subscriptions