MainFrames
MainFrames invites you to meet Floppy and to browse a clever and charming platformer that plays out entirely within the windows and desktop of a PC monitor. You won’t want to press the escape key on this cozy outing!
Price
-70%$3.89
$12.99
Reviews
88%
171 · Very Positive
Playing now
1
sampled 13h ago
24h peak
1
all-time seen 1
Followers
—
Steam community hub
Owners (est.)
~5.1K
2.6K – 8.2K
YouTube activity
4
videos · 30 d22
creators57.3K
views · 1 yTwitch activity
0
avg viewers · 30 d15
hours watched · 30 d1
streamers · 30 dProduct info
from Steam's PICS · read 3d ago- Change number
- 40,128,379
- Public build
- 21,654,958 · Jan 28, 2026 (9mo ago)
- Operating systems
- windows
- Architecture
- —
- Install size
- 2.8 GB · 2.3 GB download
- Install folder
Mainframes- Controller support
- Full
- Metacritic
- —
- Release state
- released
- Community
- hub · stats
Steam Deck
VerifiedTested Apr 10, 2025 on build 17,549,071
- ✓Default controller config fully functional
- ✓Controller glyphs match deck device
- ✓Interface text is legible
- ✓Default configuration is performant
Branches · 1
every build Steam serves for this app| Branch | Build | Updated | Description |
|---|---|---|---|
| public | 21,654,958 | Jan 28, 2026 · 9mo ago |
Build history
every build id we have seen on a branch (history starts with our first read)| Build | Branch | Released | First seen |
|---|---|---|---|
| 21,654,958 | public | Jan 28, 2026 13:10 | 3d ago |
Depots · 1
content of the public branch| Depot | Name | OS | Language | DLC / shared | Size | Download | Manifest |
|---|---|---|---|---|---|---|---|
| 1521361 | all | 2.8 GB | 2.3 GB | 1466294342394197069 |
Launch options · 1
| Executable | OS | Description |
|---|---|---|
MainFrames.exe |
windows |
Languages · 12
| Language | Interface | Full audio | Subtitles |
|---|---|---|---|
| French | ✓ | — | — |
| German | ✓ | — | — |
| English | ✓ | — | — |
| Italian | ✓ | — | — |
| Korean | ✓ | — | — |
| Russian | ✓ | — | — |
| Spanish | ✓ | — | — |
| Japanese | ✓ | — | — |
| Simplified Chinese | ✓ | — | — |
| Traditional Chinese | ✓ | — | — |
| Portuguese - Brazil | ✓ | — | — |
| Ukrainian | ✓ | — | — |
Packages · 1
all packages| Sub | Name | Billing | Price |
|---|---|---|---|
| 536230 | Mainframes | Store or CD key | -70%$3.89 |
Bundles · 3
all bundles| Bundle | Games | Bundle discount | Price |
|---|---|---|---|
| THE CREW'S PICK | 4 | -10% | $17.43 |
| Mainframes x Symphonia | 2 | -10% | $21.49 |
| Mainframes X Öoo | 2 | -15% | $11.80 |
Updates · patch notes
Steam announcements tagged as patch notes, linked to the public build they followed
No patch notes seen yet for this game.