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4.1.60Co

4.1.60Co

Cobalt 60 of April 1 is a magical text-based adventure game in which players play Anton Andreevich Sidorov, the protagonist of the Soviet Union in the 1960s. - My name is Anton, the name of the man who helped me is Anton, and the name of the man who tried to kill me is Anton, so who am I?

Released Jul 5, 2024 Developer DEADDEVICE Platforms Windows Visual NovelRPGThrillerMagicMultiple Endings
View on Steam ↗ $4.99 (US · as of 2026-05-15)

What players say

Steam review score and the most-helpful voices, which may include critical ones. Score via Steam as of 2026-09-26.

84.4%positive173 reviews
Recommended · 4 found this helpful

“i saw a cheap VN, i click it cause the artstyle is cool, i see ONLY chinese reviews and had to play it it was genuinely such an interesting visual novel, i'm not even done with it but it's such an interesting concept and world, you decide your endings by what you eat in the day,…”

— a player, Steam review · 6 hrs played
Recommended · 0 found this helpful

“如创作者所说，很看电波。但我确实挺喜欢的。一开始就选择了混乱模式，所以一路做笔记解到最后一条线，终于把前面看过的整合到了一起，成为一个完整的故事。 (spoiler hidden) 几个角色都给人留下了深刻的印象，虽然希望关于伊格尔的部分能有更多展开，但或许这样也不失为一种恰当的讲法，个人感受而已。作为一人作品我觉得还挺完整的。 (spoiler hidden) 感谢创作者带来的这段体验。”

— a player, Steam review · 6 hrs played
Recommended · 2 found this helpful

“I'm so obsessed with this game! The story is incredibly captivating and deals with several fascinating and rather unique concepts. The setting and plot are very messed up, surreal and quite confusing (basically every time I understood something, the story immediately pulled out…”

— a player, Steam review · 12 hrs played
Read more reviews ↗

Achievement stats

Global completion rates across all Steam players — a data view of how far people actually get. Source: Steam official stats · as of 2026-09-26.

24achievements
60.1%median completion
31.5%rarest: 达成END24
71.2% of players 69.2% of players 64.7% of players 63.0% of players 63.0% of players 63.0% of players 62.0% of players 61.8% of players 61.6% of players 61.0% of players 60.3% of players 60.3% of players 60.1% of players 59.9% of players 59.4% of players 59.4% of players 59.3% of players 59.1% of players 58.7% of players 58.4% of players 58.3% of players 57.7% of players 46.6% of players 31.5% of players 71.2% 0% most earned rarest
Almost everyone has
71.2%达成END1 — 逃离的奇迹
69.2%达成END19 — 雪中仅存的温度
64.7%达成END16 — 窝囊废
Rarest badges of honor
31.5%达成END24 — 杀人鬼降世
46.6%达成END23 — 信徒
57.7%达成END12 — 心软的歹徒

Latest official news

Developer announcements via the Steam news API — links go to the original posts. More across all games on the news hub.

Jun 22, 2025
fix

fix bug

Jun 22, 2025
fix

fix bug

Jun 22, 2025
6-22

1. Added warnings that cannot be skipped 2. Corrected typos

Jan 12, 2025
fix2025-1-12

Fix the issue of some content not being translated

Dec 21, 2024
An apology announcement and statement

Dear players I apologize for some of the things that happened before. Due to my lack of experience, I interfered with players' comments for personal reasons after the game was released, including publ

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Screenshots

Official Steam store screenshots — click any shot to enlarge.

Facts & details

From the Steam store record, snapshot 2026-09-26.

GenresRPG
Player tagsVisual Novel · RPG · Thriller · Magic · Multiple Endings · Dark Fantasy · Drama · CRPG · Story Rich · Word Game · 1990's · Singleplayer (SteamSpy community voting)
FeaturesSingle-player · Steam Achievements · Steam Cloud · Family Sharing
LanguagesEnglish, Simplified Chinese, Russian, Japanese
Achievements24
Minimum system requirements (PC)

Minimum: OS *: Windows 7/8/10 Processor: intel core 2 duo Memory: 1024 MB RAM Graphics: Directx 9/Opengl 4.1 capable GPU Storage: 1024 MB available space