https://dudungsil.com/en/devlog/A solo indie game devlog. How one developer used Unity and AI tools (Claude Code, Unity MCP, PixelLab) to build a pixel-art dungeon defense game and ship it on the App Store in 39 days, told from the real commit history.enhttps://dudungsil.com/en/devlog/first-10-days-revenue/https://dudungsil.com/en/devlog/first-10-days-revenue/Mon, 02 Nov 2026 00:00:00 GMTReal AdMob revenue and in-app purchase numbers from a solo indie game's first 10 days on the App Store: 42 downloads, 6 purchases worth ₩49,400, and $3.23 from rewarded ads.admob revenueindie game revenuesolo game dev incomerewarded ads ecpmmobile game monetizationindie game devlogidle dungeon defense gamehttps://dudungsil.com/en/devlog/ai-solo-game-dev-retrospective/https://dudungsil.com/en/devlog/ai-solo-game-dev-retrospective/Mon, 26 Oct 2026 00:00:00 GMTHow I used Claude Code, Unity MCP, PixelLab and ElevenLabs to build a mobile dungeon defense game alone and ship it on the App Store in 39 days.AI game developmentmaking a game with AIvibe coding a gameClaude Code UnityUnity MCPPixelLabsolo game devindie game devloghttps://dudungsil.com/en/devlog/app-store-launch-english/https://dudungsil.com/en/devlog/app-store-launch-english/Mon, 26 Oct 2026 00:00:00 GMTHow I launched my solo mobile game on the App Store: review, a day-one ad problem and the 1.0.1 fix, then localizing 7,060 strings into English.indie game launchsolo game devApp Store reviewgame localizationiPhone indie gamedungeon defense gameindie game devloghttps://dudungsil.com/en/devlog/internal-test-testflight/https://dudungsil.com/en/devlog/internal-test-testflight/Mon, 26 Oct 2026 00:00:00 GMTSolo devlog, part 11: near-daily Google Play internal test builds, TestFlight for iPhone, store screenshots, and submitting for App Store review in nine days.TestFlightGoogle Play internal testingGoogle Play closed testingApp Store reviewmobile game launchsolo game devindie game devloghttps://dudungsil.com/en/devlog/shop-ads-payment-server/https://dudungsil.com/en/devlog/shop-ads-payment-server/Mon, 26 Oct 2026 00:00:00 GMTHow a solo dev set up monetization: nine AdMob rewarded ads, a shop redesign, Unity IAP with a Firebase purchase server, and Korea's loot box odds law.indie game monetizationunity iapadmob rewarded ads unityfirebase unitymobile game shop designsolo game devindie game devloghttps://dudungsil.com/en/devlog/save-data-bugs/https://dudungsil.com/en/devlog/save-data-bugs/Mon, 26 Oct 2026 00:00:00 GMTSolo devlog, part 9: gold reverting on save, gear vanishing from a full mailbox, a cloud backup that blocked purchases, and how I fixed my Unity save system.unity save systemunity save datasave data bugscloud savesolo game devindie game devlogmobile game bugshttps://dudungsil.com/en/devlog/pixel-art-restyle-pixellab/https://dudungsil.com/en/devlog/pixel-art-restyle-pixellab/Mon, 26 Oct 2026 00:00:00 GMTSolo devlog 8 for Dungeon Division: redrawing 54 adventurers and 540 gear icons with PixelLab, fixing blown-out white effects and warped attack animations.pixellabai pixel artpixel art gamepixel art style consistencygame effectspixel animationsolo game devhttps://dudungsil.com/en/devlog/endgame-guildmaster-hard-mode/https://dudungsil.com/en/devlog/endgame-guildmaster-hard-mode/Mon, 26 Oct 2026 00:00:00 GMTHow a solo dev designed Dungeon Division's endgame: guildmaster boss fights, T6 gear, 118 hard mode stages, and an 84-day player simulation for balance.endgame designhard modegame balance simulationraid boss designidle RPG progressionindie game devlogsolo game devhttps://dudungsil.com/en/devlog/story-chapters-to-ending/https://dudungsil.com/en/devlog/story-chapters-to-ending/Mon, 26 Oct 2026 00:00:00 GMTHow I redrew 19 story cutscenes with the AI pixel art tool PixelLab and wrote a mobile game story from Chapter 4 to a finished Chapter 10. Solo devlog, part 6.PixelLabgame story writinggame narrativeAI pixel artpixel art cutscenesindie game devlogsolo game devhttps://dudungsil.com/en/devlog/monster-roster-and-hit-feel/https://dudungsil.com/en/devlog/monster-roster-and-hit-feel/Mon, 26 Oct 2026 00:00:00 GMTHow I added game feel to an auto-battler with hit stop, knockback, screen flashes and layered sound effects, and grew the roster to 180 pixel art monsters.game feelhit stopscreen shakegame sound effectspixel art monstersPixelLabindie game devloghttps://dudungsil.com/en/devlog/tutorial-and-first-playtest/https://dudungsil.com/en/devlog/tutorial-and-first-playtest/Fri, 16 Oct 2026 00:00:00 GMTSolo indie devlog, part 4: a 9-step tutorial, story-driven progression, and an Android phone playtest that turned up 4 bugs, all fixed the same day.game tutorial designplaytestingAndroid device testinggame story worldbuildingindie game devlogsolo game devUnity mobile gamehttps://dudungsil.com/en/devlog/growth-gear-and-name/https://dudungsil.com/en/devlog/growth-gear-and-name/Fri, 16 Oct 2026 00:00:00 GMTSolo indie devlog, part 3: monster level-ups and awakening, looted gear, a gacha with published odds, and a balance simulator that fixed a 0% win rate.game balance simulationmonster collecting gameRPG progression systemloot system designgacha odds disclosurepixel art characterssolo game devhttps://dudungsil.com/en/devlog/real-foundation/https://dudungsil.com/en/devlog/real-foundation/Thu, 15 Oct 2026 00:00:00 GMTSolo indie game devlog, part 2: deleting the prototype, writing 18 game design documents, a new combat engine, and choosing a pixel art style with PixelLab.game design documentpixel art gamePixelLabAI pixel artmobile game combat systemindie game developmentsolo game devhttps://dudungsil.com/en/devlog/day-one-prototype/https://dudungsil.com/en/devlog/day-one-prototype/Thu, 15 Oct 2026 00:00:00 GMTSolo indie devlog, part 1: a playable dungeon defense prototype one hour after creating an empty Unity project, with Unity MCP letting an AI tool drive the editor.making a game with AIUnity MCPClaude Code Unitysolo game devindie game devloggame prototypedungeon defense game