PhD Solutions

Philippos Dimitrios Ktistakis

MSc Computational Physics. I solve problems end to end: idea → workflow → shipped product. Browse them below.

Open to AI-engineering roles and consulting work.

Browse the apps Work with me

The catalogue

My Apps.

Make them your apps.

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Headliners

The ones I keep iterating on.

Daisy

A polite voice assistant that lives on your Mac and gets things done without nagging.

Praiser

Free, multilingual hype machine for the people you love.

LifeHub

A dashboard above your life and your tools — so you stop losing things.

Cosmo

A quiet creative home for stories, art, and goals — AI baked in, privacy on by default.

AI OS

Many AI agents, one team. Plans, writes, ships code — with you in the loop.

Life & productivity

Calm tools for messy days.

BeenThere

Mark the world you've seen.

Week Number Widget

What week is it? Now you know — from your home screen.

TimeGift

Give time, not stuff. Schedule presence with someone.

PaperAssistant

A workspace for the messy middle of research papers.

Postbox

An inbox that respects you back.

Coming soon

ProjectHub

Your research projects, finally in one place.

Creator tools

For people who make things.

Transcriber

Drop in a meeting recording — get a speaker-labeled transcript, notes split by project, and editable tickets. Click any word to hear it.

6x7 Demo Studio

Paste a live URL, get a polished demo video or screenshot grid — including two-voice product demos where an on-page assistant does the work live.

Screenshot Grid

Screenshot any list of web apps and build a clickable grid. No API keys, no cost — Playwright-based and reusable.

Translator

Speak it, get clean text in any language.

AppMaker

Vibe-code small web apps with Groq.

AppBlueprints

create-react-app, but for your AI coding setup.

Harness

Generate AGENTS.md, CLAUDE.md, rules & MCP bundles for any harness.

WebsiteCreator

Sketch a site. Get a site.

Health & learning

Quiet help for body and mind.

Critical Thinking School

Critical thinking, course-quality.

Digestive Diary

Track digestive symptoms without judgement. Find patterns, not blame.

Smoking

A worldwide map of smoke-friendly places.

Games

Made because it was fun.

MiniGames

Seven offline-friendly browser games. No ads, no tracking.

GameOfWorld

First-person exploration of photoreal London, built in Unity.

Archived

Lesvos Terrain

DEM terrain of Lesvos island, ready to drop into Unity.

Work in progress

Half-built, but real.

Pharmacist Calendar

Annual pharmacist calendar by Phasma Promotions.

BestFlight

AI flight search that finds connecting routes other sites miss.

ThatJob

AI CV + cover letter, in five honest phases.

Travel

An AI that actually helps you go somewhere.

PickaPic

Rank, cluster, and caption your photo library.

SalonApp

Booking, chat, finance — built for salon teams.

SalonMarketplace

Where clients find salons and salons find clients.

Libraries & infra

Small tools other apps lean on.

llm-free-rotator

Rotate across free-tier LLMs when one rate-limits you.

Page Assistant

A talking, grounded assistant you drop into any web app — it reads the page, runs real actions, never hallucinates, and publishes an llm.txt so other agents can use your app too.

agent-feedback

A tiny universal protocol that lets LLMs, agents, and in-app assistants send improvement tickets back to the apps they use — so apps get better every time they're used.

Get in touch

Say hi.

For collaborations, jobs, or just to point at one of these apps and ask how it works.

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