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Ad Fundum

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App ID 2647820
App Type Game
Developer
Publisher Oldbut Gold
Supported Systems Windows macOS Linux
Technologies Unity Engine
Last Changenumber 31801952
Last Record Update 20 October 2025 – 19:55:09 UTC ()
Release Date 13 June 2024 – 23:00:35 UTC ()
❓ 86.69%
408 reviews
5
In-Game
⛏️ Mining 📦 Collectathon 🕳️ Underground 🧷 Steampunk 🤖 Mechs

Take control of a giant mech and dive into an exciting underground adventure in a dieselpunk world! Dig deep, collect valuable minerals, upgrade wisely, explore diverse locations, uncover ancient secrets, and try not to explode! Will you save the world or vanish in the depths below?

Additional Information

Developer Oldbut Gold
controller_support full
community_visible_stats Yes
ReleaseState released
Publisher Oldbut Gold
Store Release Date 13 June 2024 – 23:00:38 UTC ()
osarch 64
community_hub_visible Yes
Social Media https://discord.gg/zMDZ2RVZ9t
https://x.com/OldbutGoldDev
https://www.youtube.com/@oldbutgoldgamestudios/
Primary Genre Adventure (25)
Store Genres Adventure (25), Casual (4), Indie (23), RPG (3), Simulation (28)
Steam Release Date 13 June 2024 – 23:00:35 UTC ()
Store Asset Modification Time 6 August 2025 – 22:47:08 UTC () (1754520428)
library_assets
library_capsuleen
library_heroen
library_logoen
library_headeren
logo_position ↴
pinned_positionBottomLeft
width_pct50
height_pct50
osextended macos64,macosapplesilicon
review_score 8
review_percentage 93
Detected Technologies (?) Unity Engine, FMOD SDK, Resonance_Audio SDK, SteamworksNET SDK, UnityBurst SDK, cURL SDK
Steam Deck Compatibility
  • Steam Deck:
  • All functionality is accessible when using the default controller configuration
  • This game shows Steam Deck controller icons
  • In-game interface text is legible on Steam Deck
  • This game's default graphics configuration performs well on Steam Deck
  • Note: This game does not support cross-platform saved games
  •  
  • SteamOS:
  • This game runs successfully on SteamOS
  • Note: This game does not support cross-platform saved games
  •  
  • category: Verified
  • steamos_compatibility: Compatible
  • test_timestamp: 1 April 2025 – 00:00:00 UTC
  • tested_build_id: 17391305
  • configuration:
    supported_inputgamepad
    requires_manual_keyboard_invoke0
    requires_non_controller_launcher_nav0
    primary_player_is_controller_slot_00
    non_deck_display_glyphs0
    small_text0
    requires_internet_for_setup0
    requires_internet_for_singleplayer0
    recommended_runtimeproton-9.0-4RC
    requires_h2640
    requires_voice_files0
    gamescope_frame_limiter_not_supported0
    hdr_support0
controllertagwizard Yes
First seen on SteamDB 11 October 2023 – 14:18:35 UTC (), in changelist #20639706

Supported Languages

9 Languages Interface Full Audio Subtitles
English Yes Yes
French Yes Yes
German Yes Yes
Portuguese - Brazil Yes Yes
Simplified Chinese Yes Yes
Russian Yes Yes
Spanish - Spain Yes Yes
Japanese Yes Yes
Turkish Yes Yes

Tags

⛏️ Mining 📦 Collectathon 🕳️ Underground 🧷 Steampunk 🤖 Mechs 🦹 Character Customization 🗺 Exploration 🚀 Sci-fi 🔀 Procedural Generation 🖥️ Simulation 😌 Casual 🎲 RPG 🏗️ Platformer 🧘 Relaxing 🗺️ Adventure 🏠 Base Building 👾 Pixel Graphics 🧩 Puzzle 🏽 2D 🔚 Multiple Endings

Categories

Single-player Steam Achievements Steam Trading Cards Steam Cloud Family Sharing

Hardware Categories

Full Controller Support DualShock Controllers (USB Only) DualShock Controllers DualSense Controllers (USB Only) DualSense Controllers Steam Input API Supported

Assets

Load all asset images
clienticon f587620ac58800cbb724c6840ae1ad45790f5577
clienttga 327b838088fe07388fcd2e684e7334301f92dde6
icon b7ce9d962f6689182bb9897e33f46bb05b97e16d
clienticns bb627886e43487e6b62f1b7d9bda450c79ff550f
small_capsule
englishcapsule_231x87.jpg
header_image
englishheader.jpg
library_assets_full
library_capsule ↴
image/englishlibrary_600x900.jpg
image2x/englishlibrary_600x900_2x.jpg
library_hero ↴
image/englishlibrary_hero.jpg
image2x/englishlibrary_hero_2x.jpg
library_logo ↴
logo_position/pinned_positionBottomLeft
logo_position/width_pct50
logo_position/height_pct50
image/englishlogo.png
image2x/englishlogo_2x.png
library_header ↴
image/englishlibrary_header.jpg
Assets
main_capsulecapsule_616x353.jpg
small_capsulecapsule_231x87.jpg
headerheader.jpg
page_backgroundpage_bg_generated_v6b.jpg
hero_capsulehero_capsule.jpg
library_capsulelibrary_600x900.jpg
library_capsule_2xlibrary_600x900_2x.jpg
library_herolibrary_hero.jpg
library_hero_2xlibrary_hero_2x.jpg
community_iconb7ce9d962f6689182bb9897e33f46bb05b97e16d.jpg
page_background_pathapp/2647820
raw_page_backgroundpage_bg_raw.jpg
timestamp11 August 2025 – 13:15:27 UTC

Trailer 633689 ↴

trailer_name Gameplay trailer
trailer_category 1
trailer_480p ↴
video/webm 256984832/movie480_vp9.webm
video/mp4 256984832/movie480.mp4
trailer_max ↴
video/webm 256984832/movie_max_vp9.webm
video/mp4 256984832/movie_max.mp4
microtrailer ↴
video/webm 2647820/633689/15b1ce124adb70eed6540c811a17383720eeddc4/1750939446/microtrailer.webm
video/mp4 2647820/633689/15b1ce124adb70eed6540c811a17383720eeddc4/1750939446/microtrailer.mp4
adaptive_trailers ↴
dash_av1 2647820/633689/15b1ce124adb70eed6540c811a17383720eeddc4/1750939446/dash_av1.mpd
dash_h264 2647820/633689/15b1ce124adb70eed6540c811a17383720eeddc4/1750939446/dash_h264.mpd
hls_h264 2647820/633689/15b1ce124adb70eed6540c811a17383720eeddc4/1750939446/hls_264_master.m3u8
screenshot_medium 256984832/movie.293x165.jpg
screenshot_full 256984832/movie_full.jpg
all_ages true
is_highlight true
timestamp 10 August 2024 – 15:52:28 UTC

User File System

Key Value
quota 95.37 MiB (100000000)
maxnumfiles 25
savefiles
0 ↴
rootWinAppDataLocalLow
pathOldbut Gold/Ad Fundum
pattern*.json
recursive1
rootoverrides
0 ↴
rootWinAppDataLocalLow
osMacOS
oscompare=
useinsteadMacAppSupport
pathtransforms/0/findOldbut Gold/Ad Fundum
pathtransforms/0/replaceOldbut Gold/Ad Fundum
1 ↴
rootWinAppDataLocalLow
osLinux
oscompare=
useinsteadLinuxXdgConfigHome
pathtransforms/0/findOldbut Gold/Ad Fundum
pathtransforms/0/replaceunity3d/Ad Fundum

Save File Locations

Based on the configuration above, this is where we think the save files are located.

Read more about cloud saves in Steamworks documentation.

Platform Path Pattern
[All OSes] %USERPROFILE%/AppData/LocalLow/Oldbut Gold/Ad Fundum *.json
MacOS (Override) ~/Library/Application Support/Oldbut Gold/Ad Fundum
Linux (Override) $XDG_CONFIG_HOME/unity3d/Ad Fundum
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