Steam app 1097430 · updated 01 Oct 2026, 07:25 UTC
The Book of Yog is a 3D idle RPG game presented with a Cel-Shading art style. You can rally heroes, develop the kingdom and explore the secrets of a lost world. Dozens of heroes, hundreds of skills, thousands of loot for you to combine freely. Come to embark on a journey to build the strongest team!
718 hourly samples, with the daily peak drawn over them. Weekends are shaded.
52 months, July 2022 to October 2026. The highest number of people in the game at once, each month, on a time axis -- a gap in the record stays a gap.
The highest number of people in the game at once, each month. Four, because four is as far back as the source keeps anything finer than one figure a month.
29 days, each one the highest figure that day. The source keeps no hourly detail this far back. Weekends are shaded.
31 days, each one the highest figure that day. The source keeps no hourly detail this far back. Weekends are shaded.
30 days as the curve, each the highest figure that day. Behind it, 711 hourly samples from 01 Sep, which is as far back as the source keeps every hour. Weekends are shaded.
1 days, each one the highest figure that day. The source keeps no hourly detail this far back. Weekends are shaded.
Some female characters in the game are slightly exposed
| Language | Full audio |
|---|---|
| English | |
| Simplified Chinese |
A blank audio cell means full audio was not marked in the returned language list.
50 developer announcements, Mar 2025 to Sep 2026 · times in UTC
Dear Commanders:The fragrance of osmanthus fills the air beneath the bright full moon. As we celebrate the reunion of the Mid-Autumn Festival and the joy of National Day, we would like to thank you for being with us throughout this journey.…
qiheseeOn the Mid-Autumn Festival, the moon is full and the mooncakes are sweet. So here’s the question—where do the mooncakes come from?The answer is simple: clear stages. During the event, consuming FP in various game modes gives you a chance to…
qiheseeDear Commanders:We plan to begin server maintenance on September 20 at \ (UTC+8). The maintenance is expected to take \ minutes.This is a mandatory update. After the maintenance is complete, please update the game to the latest version on…
qiheseeDear Commanders:We plan to begin server maintenance at 15:00 on September 9 (UTC+8). The maintenance is expected to take 180–240 minutes.This is a mandatory update. After the maintenance is complete, please update the game to the latest…
qiheseeDear Commanders:We plan to begin server maintenance at 15:00 on August 28 (UTC+8). The maintenance is expected to take 120–240 minutes.This is a mandatory update. Once maintenance is complete, please update the game to the latest version on…
qiheseeDear Commander:We plan to start update maintenance on 15:00, August 13 (UTC+8). The maintenance is expected to take 180 - 240 minutes.*Please pay attention to the community and in-game rolling announcements for specific times.After the…
qiheseeDear Commanders:We plan to begin server maintenance at 16:30 on July 28 (UTC+8). The maintenance is expected to last 120–240 minutes.This is a mandatory update. After maintenance is complete, please update the game to the latest version on…
qiheseeDear Commander:We plan to start update maintenance at 15:00, July 8 (UTC+8). The maintenance is expected to take 180–240 minutes.This is a mandatory update. Please update the client to the latest version on Steam before starting the game…
qiheseeDear Players:Due to the growing load pressure on some servers, we have successively carried out server architecture upgrades and data migrations. During this process, due to differences in historical data structures, some account data may…
qiheseeDear Commander:We plan to start update maintenance on 15:00, June 26 (UTC+8). The maintenance is expected to take 120 - 240 minutes.After the update, the Leafbound Sachet avatar frame will be distributed to all players.*Please pay attention…
qiheseeDear Commander:We plan to start update maintenance on 15:00, June 10 (UTC+8). The maintenance is expected to take 120 - 240 minutes.*Please pay attention to the community and in-game rolling announcements for specific times.After the…
qiheseeDear Commanders,We are planning to upgrade Academy Gifts following the version update on June 10. The maximum Academy Gifts level will be increased from 18 to 36, with new rewards including Moonlight Prefix/Suffix Stones, Mythical Upgrade…
qiheseeDear Commander:We plan to start update maintenance on 15:00, May 29 (UTC+8). The maintenance is expected to take 120 - 240 minutes.*Please pay attention to the community and in-game rolling announcements for specific times.After the…
qiheseeDear Commander:We plan to start update maintenance on 15:00, May 14 (UTC+8). The maintenance is expected to take 120 - 240 minutes.*Please pay attention to the community and in-game rolling announcements for specific times.After the…
qiheseeDear Commander:We plan to start update maintenance on 15:00, April 27 (UTC+8). The maintenance is expected to take 120 - 240 minutes.*Please pay attention to the community and in-game rolling announcements for specific times.After the…
qiheseeDear Commander:We plan to start update maintenance on 15:00, April 9 (UTC+8). The maintenance is expected to take 120 - 240 minutes.*Please pay attention to the community and in-game rolling announcements for specific times.After the…
qiheseeDear Commander:We plan to start update maintenance on 15:00, March 26 (UTC+8). The maintenance is expected to take 120 - 240 minutes.*Please pay attention to the community and in-game rolling announcements for specific times.After the…
qiheseeDear Commander:We plan to start update maintenance on 15:00, March 11 (UTC+8). The maintenance is expected to take 120 - 240 minutes.*Please pay attention to the community and in-game rolling announcements for specific times.After the…
qiheseeDear Commander:We plan to start update maintenance on 15:00, February 28 (UTC+8). The maintenance is expected to take 120 - 240 minutes.*Please pay attention to the community and in-game rolling announcements for specific times.After the…
qiheseeDear Commander:We plan to start update maintenance on 15:00, February 5 (UTC+8). The maintenance is expected to take 120 - 240 minutes.*Please pay attention to the community and in-game rolling announcements for specific times.After the…
qiheseeDear Commander:We plan to start update maintenance on 16:00, January 29 (UTC+8). The maintenance is expected to take 120 - 240 minutes.*Please pay attention to the community and in-game rolling announcements for specific times. After the…
qiheseeDear Commander: We plan to start update maintenance on 15:00, January 14 (UTC+8). The maintenance is expected to take 120 - 240 minutes.*Please pay attention to the community and in-game rolling announcements for specific times. After the…
qiheseeDear Commander:We plan to start update maintenance on 15:00, December 25 (UTC+8). The maintenance is expected to take 120 - 240 minutes.*Please pay attention to the community and in-game rolling announcements for specific times.After the…
qiheseeDear Commander,Due to version planning adjustments, the December Limited-Time Spending Rewards event, originally scheduled to end on December 31, 2025, will now conclude earlier on December 24, 2025. A new round of the event will be…
qiheseeDear Commander:We plan to start update maintenance on 15:00, December 11 (UTC+8). The maintenance is expected to take 120 - 240 minutes.• In this update, the technical team has significantly optimized the game’s update packaging process.…
qiheseeHard to believe we're already reaching the tail end of 2025.The weather in Hangzhou has been full of sunshine lately, but it's getting colder by the day. People on the team have been catching colds, recovering, then catching colds…
qiheseeDear Commander:We plan to start update maintenance on 16:00, November 27 (UTC+8). The maintenance is expected to take 120 - 240 minutes.*Please pay attention to the community and in-game rolling announcements for specific times.After the…
qiheseeDear Commander:We plan to start update maintenance on 16:00, November 13 (UTC+8). The maintenance is expected to take 120 - 240 minutes.*Please pay attention to the community and in-game rolling announcements for specific times.After the…
qiheseeGame development's like steering a huge ship—even a tiny course tweak takes forever. November's right around the corner, and 2025'll be gone before we know it. Lately, I've been tossing and turning some nights. Remember when I could crash…
qiheseeDear Commander:We plan to start update maintenance on 14:30, October 31 (UTC+8). The maintenance is expected to take 120 - 240 minutes.*Please pay attention to the community and in-game rolling announcements for specific times.After the…
qiheseeDear Commander:We plan to start update maintenance on 16:00, October 16 (UTC+8). The maintenance is expected to take 120 - 240 minutes.*Please pay attention to the community and in-game rolling announcements for specific times.After the…
qiheseeDear Commander:We plan to start update maintenance on 16:00, September 25 (UTC+8). The maintenance is expected to take 120 - 240 minutes.*Please pay attention to the community and in-game rolling announcements for specific times.After the…
qiheseeHey everyone,Starting this week, Hangzhou has slipped into late summer—sometimes a little cool breeze, and autumn is quietly sneaking in. About two months ago we shared our dev log with you, but since the upcoming content is huge, the…
qihesee【Equipment System Optimization & Security Notice】1.Equipment Enhancement Optimization: When the equipment level cap is ≤ 400, the enhancement cost will be reduced.2.When the equipment level cap is ≤ 400, the Enhancement Transfer function…
qiheseeDear Commander:We plan to start update maintenance on 15:00, September 10 (UTC+8). The maintenance is expected to take 120 - 240 minutes.*Please pay attention to the community and in-game rolling announcements for specific times.After the…
qihesee【Equipment System Optimization & Security Notice】1.Equipment Enhancement Optimization: When the equipment level cap is ≤ 350, the enhancement cost will be reduced to ease the burden on Commanders.2.When the equipment level cap is ≤ 350, the…
qiheseeDear Commander:We plan to start update maintenance on 16:00, August 28 (UTC+8). The maintenance is expected to take 120 - 240 minutes.*Please pay attention to the community and in-game rolling announcements for specific times.After the…
qiheseeDear Commander:We plan to start update maintenance on 15:00, August 13 (UTC+8). The maintenance is expected to take 120 - 240 minutes.*Please pay attention to the community and in-game rolling announcements for specific times.After the…
qiheseeHello everyone,It's hard to believe, The Book of Yog has been around for three years. Thankfully, we didn't end up vanishing like some players thought we would. We've managed to keep going—slowly, with lots of bumps along the way. We'll…
qiheseeDear Commander:We plan to start update maintenance at 15:00, July 30 (UTC+8). The maintenance is expected to take 120 - 240 minutes.*Please pay attention to the community and in-game rolling announcements for specific times.After the…
qiheseeDear Commander:We plan to start update maintenance on 15:00, July 9 (UTC+8). The maintenance is expected to take 120 - 240 minutes.*Please pay attention to the community and in-game rolling announcements for specific times.After the…
qiheseeDear Commander:We plan to start update maintenance at 15:00, June 26 (UTC+8). The maintenance is expected to take 120 - 240 minutes.*Please pay attention to the community and in-game rolling announcements for specific times.After the…
qiheseeDear Commander:We plan to start update maintenance on 15:00, June 11 (UTC+8). The maintenance is expected to take 120 - 240 minutes.*Please pay attention to the community and in-game rolling announcements for specific times.After the…
qiheseeDear Commander: We plan to start update maintenance on 15:00, May 28 (UTC+8). The maintenance is expected to take 120 - 240 minutes. *Please pay attention to the community and in-game rolling announcements for specific times. After the…
qiheseeDear Commander: We plan to start update maintenance on 15:00, May 14 (UTC+8). The maintenance is expected to take 120 - 240 minutes. *Please pay attention to the community and in-game rolling announcements for specific times. After the…
qiheseeDear Commander: The official version of has arrived! To celebrate the new chapter, we're bringing you a host of lavish rewards — and the new PVE mode, , awaits your conquest. Log in now and embark on your supreme journey!…
qiheseeDear Commander: We plan to start update maintenance on 15:00, April 24 (UTC+8). The maintenance is expected to take 120 - 240 minutes. Please pay attention to the community and in-game rolling announcements for specific times. After the…
qiheseeDear Commander: We plan to start update maintenance on 15:00, April 9 (UTC+8). The maintenance is expected to take 120 - 240 minutes. *Please pay attention to the community and in-game rolling announcements for specific times. After the…
qiheseeDear Commander: We plan to start update maintenance on 15:00, March 26 (UTC+8). The maintenance is expected to take 120 - 240 minutes. *Please pay attention to the community and in-game rolling announcements for specific times. After the…
qiheseeDear Commander: We plan to start update maintenance at the end of March. The content revealed this time is still under testing, and it may be adjusted and optimized. You are welcome to leave your suggestions in the comment section. Thank…
qiheseeEverything Steam lists as add-on content for this game, newest first. Prices are left out on purpose: the store answers this page in one currency and it is not the reader's.
| Name | Platforms | Released |
|---|---|---|
| Book of Yog-Lime and Breeze Pack | Windows | 01 May 2025 |
| Book of Yog-The Idle Times Pack | Windows | 29 Jan 2025 |
| Book of Yog-The Novice Sanguine Pack | Windows | 09 Mar 2024 |
| Book of Yog-The First Snow Pack | Windows | 20 Nov 2023 |
| Book of Yog-All Saints' Day Pack | Windows | 24 Oct 2023 |
What Steam runs, and with what. Straight from the app configuration.
| Description | Executable | Arguments | Platform | |
|---|---|---|---|---|
| Launch | 依盖之书.exe | windows |
It runs on public data and somebody's spare time.
https://paypal.me/KintaroPalPay[email protected]0x4d559C765AA8BFe336E36d5b76024926767eD38dTJtctWU9uetJaTBoSybd1RErW7n9duTKVG