Technical Founder & Product Leader

Ship native macOS and iOS products, document the build in public, and keep product work and distribution together.

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TODAY: Generating a starting point (Songen Generative DAW)

Ship Log

One chronological stream on this domain: app releases, ship logs, essays, videos, audio, and notes. Syndicate elsewhere; subscribe here.

Short

Generating a starting point (Songen Generative DAW)

Building a beat from scratch with Songen's on-device generative engine on Mac: editable MIDI lands on a multi-track DAW timeline, ready to refine.

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Ship Log

How to Use a Teleprompter Without Looking Like You're Reading

Read a teleprompter naturally without robotic eye movement. SpeechBeat uses on-device AI to turn raw scripts into Smart Beats, then delivers them in a static Glance and Speak prompter beside the front camera.

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Short

How Apple Summarizes 80K Transcripts with Zero Data Retention

Private Cloud Compute encrypts long meeting transcripts for stateless summary runs in isolated enclaves, then drops session data so server-class reasoning does not behave like third-party storage.

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Note

Apple PCC summarizes 80K transcripts without keeping session data

When meeting transcripts outgrow on-device context, Private Cloud Compute runs encrypted summary work in isolated enclaves, then clears the session. CoreRecord keeps raw audio on the Mac.

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Short

Apple Upgraded On-Device Dictation to an Active Listener

Apple's third-generation Foundation Models treat dictation as language comprehension on Apple Silicon: fillers drop, mid-sentence fixes land, and punctuation formats locally without cloud audio.

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Note

AFM 3 on-device speech comprehension

Apple AFM 3 Core Advanced adds an active-listener multimodal layer for local dictation, sparse activation, and clean meeting notes without cloud audio.

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Essay

How Apple's AFM 3 Solves On-Device Speech Comprehension

Apple's AFM 3 Core Advanced multimodal stack targets local dictation with disfluency handling and punctuation. What that means for native meeting capture and offline voice memos.

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Ship Log

How to Get iOS 27's Smart Calendar AI in Europe Right Now

Certain Apple Intelligence calendar features are currently unavailable in the EU. LocalPlan uses on-device Apple Foundation Models to turn text into events on iOS 26.

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Short

CoreRecord (Part 3): Private AI Summaries

Part 3 of the CoreRecord Mac build series: offline live transcription on device, optional Apple Intelligence summaries via Private Cloud Compute, and raw audio that never leaves the Mac.

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CoreRecord (Part 2): Live On-Device Transcription

Part 2 of the CoreRecord Mac build series: live speech-to-text on Apple Silicon, timestamped lines tied to the local recording, and transcription that runs fully on-device.

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FLAGSHIP PRODUCTS

Flagship Apps

All apps →

End-to-end product ownership of CoreRecord for Mac and Songen for iOS, built natively for the Apple ecosystem.

CoreRecord on macOS showing live offline voice dictation
macOS • ML & Private Cloud Compute
Shipped: macOS

CoreRecord

Mac meeting capture, live transcript, and Apple Intelligence summaries. Built on Apple silicon with Private Cloud Compute for summaries.

Songen on macOS showing the Pop Trap section grid with lead, chords, bass, and drum tracks
Songen on iPhone showing the generative Pop Trap interface with Generate and Play controls
iOS
Shipped: iOS & macOS

Songen

With Vibin

Generative AI music app built natively for iOS and macOS. Successfully shipped and scaled to 230,000+ downloads.

Build in public

Building Native Apple Solutions. Documenting the process of building Mac and iOS software with on-device AI and Apple Foundation Models.

Featured Deep DivemacOS DevelopmentApple IntelligencePrivate Cloud ComputeOn-Device AI

How macOS Private Cloud Compute Solves the On-Device AI Context Barrier

Apple's Private Cloud Compute brings server-class reasoning to macOS while preserving local-first privacy. Hybrid fallback architecture powers modern Mac applications.

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Recent Publications

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Technical notes on on-device AI, generative music workflows, and building native Apple software sent directly to your inbox.

Founder background · Music & product

Commercial Music. Generative Music. Gold-record mixing, sync catalogs, and master releases. The music work behind Songen on iOS.

Domain Expertise

Commercial Audio & Production

Gold Record music production, commercial mixing and mastering, sync catalogs, and audiobooks. Bringing generative music capabilities into the DAW workflow through Songen.

Distribution

The Distribution Flywheel. Documenting how products get built. Shipping and storytelling together.

01

Build

Process and product decisions, shared in the open from sketch to launch.

02

Direct Distribution

Daily shipping, captured as you go. Product work and distribution together.

03

Media Flywheels

Each launch becomes short video and notes. Stories stack release to release.

Store & catalog

Digital Store & Portfolio Apps

Open Store

A collection of digital products and reference materials created alongside native Apple app builds.

Cover for Audio Deployment: The Builder's Guide to Releasing on Spotify
Music · PDF
$0+

Audio Deployment: The Builder's Guide to Releasing on Spotify

Releasing a track is a fixed pipeline from WAV on disk to a live Spotify URL. PDF specs for masters, metadata, distributors, PRO registration, Spotify for Artists, and a T-minus launch checklist.

Download Guide

Secured by Gumroad

Cover for CLOUDBREAK Suite
Serum Soundbank
€0+

CLOUDBREAK Suite

Elevate your sound design instantly. Download premium wavetable patches, custom noise tables, and advanced signal chains engineered specifically for high-end electronic production.

Download Asset

Secured by Gumroad

More Native Apps

Mac and iOS software built on the exact same native Apple stack.

SpeechBeat full-screen recording studio with teleprompter on iPhone
On-Device AI
Shipped: iOS

SpeechBeat

Turn spoken captures into teleprompter beats and full-screen talking-head videos. Freemium on-device AI studio with 3 free saves and optional Pro lifetime unlock.

RollSearch app showing instant filename search finding Summer_Meadow.jpg in the camera roll
100% On-Device Processing
Shipped: iOS

RollSearch

Find the exact asset you need, instantly. RollSearch bypasses the endless photo grid by indexing your camera roll by raw system filename, giving you lightning-fast media retrieval and professional-grade file management.

LocalPlan app showing natural language text ready to process into a calendar event
Apple Foundation Models
Shipped: iOS

LocalPlan

Stop wasting time on data entry. LocalPlan instantly transforms scattered texts and emails into perfectly scheduled Apple Calendar events, keeping your schedule entirely private on your device.

LocalMemo notes list showing AI-organized voice note titles and previews
Apple Foundation Models
Shipped: iOS

LocalMemo

More than just dictation. LocalMemo uses Apple's newest on-device technology to transcribe, structure, and let you chat directly with your personal notes, 100% offline, perfectly private, and subscription-free.

Kaari focus timer showing an active deep work session for iOS App Development
Apple Foundation Models
Shipped: iOS

Kaari

Master your focus and build unstoppable momentum. Kaari combines a precision focus timer with on-device AI analysis to uncover your peak productivity hours and track your deep work without exposing your data.

Pirkka Räisänen

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