Iron Lung
store.steampowered.com
Short horror game about piloting a tiny submarine through an ocean of blood; adapted into a 2026 film.
diff ~/p/david-szymanski ~/p/jonathan-blow
Products, revenue & stack compared side by side.
American solo developer of Dusk and Iron Lung, the game behind Markiplier's 2026 film
Designer of Braid and The Witness, creator of the Jai language, head of Thekla
Both David Szymanski and Jonathan Blow are bootstrapped. They overlap in Indie Game Makers. David is based in United States, Jonathan in Boulder, United States. David started in 2014 and Jonathan in 2004. David Szymanski has 6 products listed on IndieMakerList vs Jonathan Blow's 5. On X, David has about 194K followers and Jonathan about 161K.
Revenue figures are self-reported by each maker and not audited; dates and scope differ. Highlighted categories are shared by both.
store.steampowered.com
Short horror game about piloting a tiny submarine through an ocean of blood; adapted into a 2026 film.
store.steampowered.com
Retro-style first-person shooter inspired by Quake and Doom.
store.steampowered.com
Stealth survival horror game co-developed with Dillon Rogers.
store.steampowered.com
First-person horror game about fighting cultists with improvised melee weapons.
braid-game.com
Time-manipulation puzzle platformer; an Anniversary Edition with commentary was released in 2024.
the-witness.net
Open-world first-person puzzle game on an island of line-drawing panels.
orderofthesinkingstar.com
Narrative puzzle adventure with more than 1,400 interconnected block-pushing puzzles, built in Jai by Thekla; released October 8, 2026.
youtube.com
Systems programming language for game development, designed by Blow since 2014 and in closed beta.
No tools in common in their publicly listed stacks. See the indie maker tech stack.
No courses, books or communities listed.
Neither David Szymanski nor Jonathan Blow has publicly reported a revenue figure that IndieMakerList tracks, so it's not public.
David Szymanski has 6 products listed (including Iron Lung, Dusk and Gloomwood); Jonathan Blow has 5 products listed (including Braid, The Witness and Order of the Sinking Star).
David Szymanski uses Unity. Jonathan Blow uses Jai, C++ and custom engine. They don't list any tools in common.
David Szymanski: United States. Jonathan Blow: Boulder, United States.
David Szymanski started in 2014 (12 years indie); Jonathan Blow started in 2004 (22 years indie).
Yes, both are listed as bootstrapped founders on IndieMakerList.
Read the full story, timeline and links on David Szymanski's profile and Jonathan Blow's profile.