SYSCALL: RING ZERO
| App ID | 4849330 |
| App Type | Game |
| Developer | Chilling Moose Games |
| Publisher | Chilling Moose Games, This Is Neat |
| Franchise | SYSCALL |
| Supported Systems | Windows macOS Linux |
| Last Changenumber | 39421956 |
| Last Record Update | 2 October 2026 – 12:43:02 UTC ( |
| Release Date | 3 July 2026 – 07:59:44 UTC ( |
+8
Reverse-engineer a private 1990s BBS. Read disassembly, patch broken checks, optimize a nine-core rack, and write assembly firmware that locks onto live scope traces. With 200+ puzzles, full controller support and offline play, you can refine your assembly skills on all your devices!
Steam price history
Special Promotion, ends 8 October 2026
Current Price
-30% $9.09
Lowest Recorded Price
-30% $9.09
1 October 2026
| Currency | Current Price | Converted Price | Lowest Recorded Price | ||
|---|---|---|---|---|---|
 U.S. Dollar |
-30% $9.09 | $9.09 | $9.09 | -30% $9.09 | |
 Ukrainian Hryvnia |
-30% 206₴ | $4.57 | -49.63% | $4.57 | -30% 206₴ |
 Indian Rupee |
-30% ₹ 444 | $4.61 | -49.19% | $4.61 | -30% ₹ 444 |
 Philippine Peso |
-30% ₱290.50 | $4.64 | -48.94% | $4.64 | -30% ₱290.50 |
 Indonesian Rupiah |
-30% Rp 83999 | $4.69 | -48.34% | $4.69 | -30% Rp 83999 |
 Russian Ruble |
-30% 413 ₽ | $4.93 | -45.67% | $4.93 | -30% 413 ₽ |
 Vietnamese Dong |
-30% 132500₫ | $5.09 | -43.90% | $5.09 | -30% 132500₫ |
 CIS - U.S. Dollar |
-30% $5.24 | $5.24 | -42.35% | $5.24 | -30% $5.24 |
 LATAM - U.S. Dollar |
-30% $5.24 | $5.24 | -42.35% | $5.24 | -30% $5.24 |
 MENA - U.S. Dollar |
-30% $5.24 | $5.24 | -42.35% | $5.24 | -30% $5.24 |
 SASIA - U.S. Dollar |
-30% $5.24 | $5.24 | -42.35% | $5.24 | -30% $5.24 |
 Thai Baht |
-30% ฿178.50 | $5.33 | -41.27% | $5.33 | -30% ฿178.50 |
 Chinese Yuan |
-30% ¥ 36.40 | $5.42 | -40.28% | $5.42 | -30% ¥ 36.40 |
 Malaysian Ringgit |
-30% RM22.74 | $5.56 | -38.76% | $5.56 | -30% RM22.74 |
 South African Rand |
-30% R 94.49 | $5.67 | -37.59% | $5.67 | -30% R 94.49 |
 Chilean Peso |
-30% CLP$ 5879 | $5.93 | -34.73% | $5.93 | -30% CLP$ 5879 |
 Taiwan Dollar |
-30% NT$ 192 | $6.03 | -33.62% | $6.03 | -30% NT$ 192 |
 Saudi Riyal |
-30% 22.92 SR | $6.13 | -32.53% | $6.13 | -30% 22.92 SR |
 Kazakhstani Tenge |
-30% 2772₸ | $6.22 | -31.54% | $6.22 | -30% 2772₸ |
 Kuwaiti Dinar |
-30% 1.96 KD | $6.34 | -30.18% | $6.34 | -30% 1.96 KD |
 Brazilian Real |
-30% R$ 33,59 | $6.44 | -29.08% | $6.44 | -30% R$ 33,59 |
 Hong Kong Dollar |
-30% HK$ 53.20 | $6.77 | -25.42% | $6.77 | -30% HK$ 53.20 |
 Peruvian Sol |
-30% S/.23.44 | $6.79 | -25.20% | $6.79 | -30% S/.23.44 |
 Qatari Riyal |
-30% 24.84 QR | $6.81 | -25.00% | $6.81 | -30% 24.84 QR |
 Mexican Peso |
-30% Mex$ 125.99 | $6.93 | -23.68% | $6.93 | -30% Mex$ 125.99 |
 Colombian Peso |
-30% COL$ 23799 | $7.19 | -20.87% | $7.19 | -30% COL$ 23799 |
 South Korean Won |
-30% ₩ 9800 | $7.29 | -19.78% | $7.29 | -30% ₩ 9800 |
 Japanese Yen |
-30% ¥ 1190 | $7.53 | -17.06% | $7.53 | -30% ¥ 1190 |
 Uruguayan Peso |
-30% $U313 | $7.73 | -14.91% | $7.73 | -30% $U313 |
 Canadian Dollar |
-30% CDN$ 11.02 | $7.73 | -14.90% | $7.73 | -30% CDN$ 11.02 |
 Singapore Dollar |
-30% S$10.14 | $7.92 | -12.77% | $7.92 | -30% S$10.14 |
 New Zealand Dollar |
-30% NZ$ 14.17 | $7.95 | -12.45% | $7.95 | -30% NZ$ 14.17 |
 U.A.E. Dirham |
-30% 29.39 AED | $8.00 | -11.97% | $8.00 | -30% 29.39 AED |
 Australian Dollar |
-30% A$ 12.56 | $8.72 | -4.07% | $8.72 | -30% A$ 12.56 |
 Polish Zloty |
-7% 38,84zł | $9.96 | +9.68% | $9.96 | -7% 38,84zł |
 Costa Rican Colon |
-30% ₡4585 | $10.00 | +10.10% | $10.00 | -30% ₡4585 |
 Euro |
-30% 9,09€ | $10.23 | +12.57% | $10.23 | -30% 9,09€ |
 Israeli New Shekel |
-30% ₪32.54 | $10.66 | +17.28% | $10.66 | -30% ₪32.54 |
 Swiss Franc |
-30% CHF 9.09 | $10.97 | +20.72% | $10.97 | -30% CHF 9.09 |
 Norwegian Krone |
-30% 108,50 kr | $11.28 | +24.09% | $11.28 | -30% 108,50 kr |
 British Pound |
-30% £9.09 | $12.03 | +32.43% | $12.03 | -30% £9.09 |
Valve suggested prices are shown on package pages.
Price history
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Additional Information
| Developer | Chilling Moose Games | |||||||||||||||||||
| controller_support | full | |||||||||||||||||||
| community_visible_stats | Yes | |||||||||||||||||||
| ReleaseState | released | |||||||||||||||||||
| Publisher | Chilling Moose Games | |||||||||||||||||||
| Store Release Date | 3 July 2026 – 07:59:46 UTC ( |
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| osarch | 64 | |||||||||||||||||||
| community_hub_visible | Yes | |||||||||||||||||||
| Social Media | https://discord.gg/eatP3DZw5K https://x.com/samafshari |
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| Primary Genre | Simulation (28) | |||||||||||||||||||
| Store Genres | Casual (4), Indie (23), Simulation (28), Strategy (2) | |||||||||||||||||||
| Steam Release Date | 3 July 2026 – 07:59:44 UTC ( |
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| Store Asset Modification Time | 19 June 2026 – 16:28:14 UTC ( |
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| library_assets |
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| osextended | macos64,macosapplesilicon,macosnotarized | |||||||||||||||||||
| controllertagwizard | Yes | |||||||||||||||||||
| First seen on SteamDB | 12 June 2026 – 17:28:20 UTC ( |
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Supported Languages
| 1 Languages | Interface | Full Audio | Subtitles |
|---|---|---|---|
| English | Yes | Yes |
Assets
Load all asset images
| trailer_name | Game Trailer |
| trailer_category | 1 |
| microtrailer ↴ | |
| video/webm | 4849330/991085416/0ad2b7f050141b6316c61d1cb0cfede4f07e5c59/1781881696/microtrailer.webm |
| video/mp4 | 4849330/991085416/0ad2b7f050141b6316c61d1cb0cfede4f07e5c59/1781881696/microtrailer.mp4 |
| adaptive_trailers ↴ | |
| dash_av1 | 4849330/991085416/0ad2b7f050141b6316c61d1cb0cfede4f07e5c59/1781881696/dash_av1.mpd |
| dash_h264 | 4849330/991085416/0ad2b7f050141b6316c61d1cb0cfede4f07e5c59/1781881696/dash_h264.mpd |
| hls_h264 | 4849330/991085416/0ad2b7f050141b6316c61d1cb0cfede4f07e5c59/1781881696/hls_264_master.m3u8 |
| screenshot_medium | 257357441/80ddcd1963179e7f54fdc9170a31679b75914ab4/movie_600x337.jpg |
| screenshot_full | 257357441/80ddcd1963179e7f54fdc9170a31679b75914ab4/movie_full.jpg |
| all_ages | true |
| is_highlight | true |
| timestamp | 19 June 2026 – 16:24:19 UTC |
