The catalog

Seventeen instruments, each built to read a system.

Every app began as a way to understand something — tides, paychecks, sunlight, sound — and became the part you can hold. 11 shipped, the rest in progress. On-device first; none ask for an account.

← keltek.ai
I

Health

5 apps

  1. HealthSave

    ↗

    Export & visualise your Apple Health data. On-device, no account.Shipped

  2. Hearing Helper

    ↗

    Turns your iPhone into a mic that lifts nearby speech.Shipped

  3. Honest Tan

    ↗

    A UV-index sun timer that tells you when to stop.Shipped

  4. ReconstIQ

    ↗

    Peptide reconstitution math that shows its work.In progress

  5. InkCare

    ↗

    Tattoo aftercare, guided day by day.Shipped

II

Finance

3 apps

  1. ShiftWorth

    ↗

    Paycheck & shift-pay calculator for nurses and shift workers.Shipped

  2. 1099 Tax & Mileage

    ↗

    Dead-mile tracking for gig drivers, built for an audit.Shipped

  3. ClaimGuard

    ↗

    Find class-action settlements you can actually claim.In progress

III

Outdoors

1 app

  1. CatchTime

    ↗

    Honest fishing tides & solunar. Light first, moon second.Shipped

IV

Games

2 apps

  1. RetroVault

    ↗

    A GBA emulator that only plays files you own.In progress

  2. Darts Scorekeeper

    ↗

    Cricket & 501 scoring with checkout help.Shipped

V

Lifestyle

2 apps

  1. Drambook

    ↗

    A private cellar book for whiskey collectors.Shipped

  2. Quiet Couples

    ↗

    A private love tracker for long-distance couples.In progress

VI

Photo & Video

1 app

  1. PostReady

    ↗

    Record portrait and landscape at the same time.Shipped

VII

Utilities

2 apps

  1. Clarity

    ↗

    On-device photo cleaner: duplicates, screenshots, big videos.In progress

  2. Honest Decibel

    ↗

    A sound-level meter that refuses to overclaim.Shipped

VIII

Productivity

1 app

  1. Color Formula

    ↗

    Formula & bowl-cost tool for hair colorists.In progress