solo developer 25
- The Code Said "Not Supported" — It Had Been Working All Along
- I Shipped Ten Mini Games With No Ads — The Apps Were Done, the Ad Slots Were Never Created
- Apps in Toss Policy Changes for September and October — A Partner's Checklist
- Apps in Toss Functional Push — Three Weeks of Mistakes, Written Down
- Hangul Monsters and Math Monsters Are Now Completely Free
- Shipping Six Mini Games at Once — A Five-Day Retrospective
- Number Rush — Tap 1 to 25 in Order as Fast as You Can
- Tap Bird — A One-Finger Arcade Flight Through the Gaps
- Hangul Word Guess — A Korean Wordle Played One Jamo at a Time
- All Lights Off — The Classic Toggle Puzzle With Daily Boards
- Nonogram — Reveal Hidden Pixel Art With Number Clues
- Sudoku — A Clean Daily Sudoku With Four Difficulties
- The Day We Quit Kumon, Dad Started Building a Math Game
- Retiring Flutter — What I Learned Rewriting Three Apps for the Web
- 8 Traps I Hit Making This Blog Bilingual (Jekyll + Chirpy)
- Tarot Ping — Cute Pastel Mascot Deck Tarot Reading App
- Tarot Fortune — One-Card Tarot Reading App for 12 Themes
- What I Learned Shipping 8 Apps as a Solo Dev with a Day Job
- Math Monsters — A Math Practice Game Where Kids Catch Monsters
- Hangul Monsters on Apps in Toss — Korean Listening Game, No Install
- Nursing Assistant Mock Exam — 2,400+ Original Practice Questions
- Hangul Monsters — A Listen-and-Speak Korean Alphabet Game for Kids
- Two New Mini-Games — Reaction Challenge & Memory Cards
- Apps in Toss Launch — Saju Lotto, Juice Spinner & Spin the Bottle
- The Road to My First App Launch — Business, Domain, Site and Costs