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Steam app 1502970 · updated 12 Sep 2026, 21:22 UTC

Atelier Sophie: The Alchemist of the Mysterious Book DX

The definitive edition of the Atelier "Mysterious" series at a new price, with brand new content and various DLCs! "Atelier Sophie" is the 1st instalment: a chance encounter between Sophie and a sentient book Plachta takes them on an adventure to recover Plachta's memories.

Atelier Sophie: The Alchemist of the Mysterious Book DX Steam header artwork
KOEI TECMO GAMES CO., LTD.KOEI TECMO GAMES CO., LTD.
13playing now
5324-hour peak
523all-time peak
27average, last 30 days

The last 30 days

−6.8Gain−20.02%% gain85Peak

670 hourly samples, with the daily peak drawn over them. Weekends are shaded.

02346699213 Aug18 Aug23 Aug28 Aug02 Sep07 Sep12 SepThursday 13 August 202619 peakFriday 14 August 202658 peakSaturday 15 August 202685 peakSunday 16 August 202668 peakMonday 17 August 202656 peakTuesday 18 August 202650 peakWednesday 19 August 202663 peakThursday 20 August 202649 peakFriday 21 August 202647 peakSaturday 22 August 202645 peakSunday 23 August 202663 peakMonday 24 August 202654 peakTuesday 25 August 202647 peakWednesday 26 August 202654 peakThursday 27 August 202637 peakFriday 28 August 202632 peakSaturday 29 August 202654 peakSunday 30 August 202648 peakMonday 31 August 202643 peakTuesday 01 September 202644 peakWednesday 02 September 202637 peakThursday 03 September 202641 peakFriday 04 September 202635 peakSaturday 05 September 202652 peakSunday 06 September 202659 peakMonday 07 September 202649 peakTuesday 08 September 202641 peakWednesday 09 September 202640 peakThursday 10 September 202641 peakFriday 11 September 202645 peakSaturday 12 September 202653 peak
Daily peakEvery hourly sample

All time

66 months, April 2021 to September 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.

0141282424565Apr 2021Mar 2022Feb 2023Jan 2024Dec 2024Nov 2025April 2021471 monthly peakMay 2021283 monthly peakJune 202170 monthly peakJuly 202154 monthly peakAugust 202166 monthly peakSeptember 2021228 monthly peakOctober 2021382 monthly peakNovember 2021221 monthly peakDecember 2021220 monthly peakJanuary 2022247 monthly peakFebruary 2022205 monthly peakMarch 2022193 monthly peakApril 2022319 monthly peakMay 2022523 monthly peakJune 2022161 monthly peakJuly 202284 monthly peakAugust 202273 monthly peakSeptember 202291 monthly peakOctober 202277 monthly peakNovember 2022118 monthly peakDecember 2022119 monthly peakJanuary 2023143 monthly peakFebruary 2023285 monthly peakMarch 2023240 monthly peakApril 202398 monthly peakMay 2023186 monthly peakJune 202381 monthly peakJuly 2023165 monthly peakAugust 202385 monthly peakSeptember 2023117 monthly peakOctober 2023229 monthly peakNovember 2023110 monthly peakDecember 2023104 monthly peakJanuary 2024100 monthly peakFebruary 202497 monthly peakMarch 202476 monthly peakApril 202468 monthly peakMay 2024102 monthly peakJune 202451 monthly peakJuly 2024128 monthly peakAugust 2024176 monthly peakSeptember 2024132 monthly peakOctober 2024197 monthly peakNovember 2024156 monthly peakDecember 2024158 monthly peakJanuary 2025129 monthly peakFebruary 2025183 monthly peakMarch 2025126 monthly peakApril 2025145 monthly peakMay 2025194 monthly peakJune 2025140 monthly peakJuly 2025139 monthly peakAugust 202573 monthly peakSeptember 2025140 monthly peakOctober 2025147 monthly peakNovember 2025122 monthly peakDecember 2025127 monthly peakJanuary 2026106 monthly peakFebruary 2026103 monthly peakMarch 202682 monthly peakApril 202677 monthly peakMay 202693 monthly peakJune 2026114 monthly peakJuly 2026129 monthly peakAugust 202685 monthly peakSeptember 202659 monthly peak
Monthly peak

The last four months

Show:

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.

03570104139July 2026August 2026September 2026October 2026July 2026129 peak — daily detail belowAugust 202685 peak — hourly detail belowSeptember 202659 peak — hourly detail below
Monthly peakHas finer data

July 2026

31 days, each one the highest figure that day. The source keeps no hourly detail this far back. Weekends are shaded.

0357010413901 Jul06 Jul11 Jul16 Jul21 Jul26 Jul31 JulWednesday 01 July 202679 peakThursday 02 July 202688 peakFriday 03 July 202682 peakSaturday 04 July 202694 peakSunday 05 July 2026129 peakMonday 06 July 202688 peakTuesday 07 July 202692 peakWednesday 08 July 202690 peakThursday 09 July 202685 peakFriday 10 July 202677 peakSaturday 11 July 202692 peakSunday 12 July 202690 peakMonday 13 July 202680 peakTuesday 14 July 202665 peakWednesday 15 July 202658 peakThursday 16 July 202656 peakFriday 17 July 202649 peakSaturday 18 July 202654 peakSunday 19 July 202655 peakMonday 20 July 202657 peakTuesday 21 July 202645 peakWednesday 22 July 202660 peakThursday 23 July 202645 peakFriday 24 July 202641 peakSaturday 25 July 202648 peakSunday 26 July 202657 peakMonday 27 July 202641 peakTuesday 28 July 202650 peakWednesday 29 July 202656 peakThursday 30 July 202653 peakFriday 31 July 202649 peak

August 2026

31 days as the curve, each the highest figure that day. Behind it, 414 hourly samples from 13 Aug, which is as far back as the source keeps every hour. Weekends are shaded.

02346699201 Aug06 Aug11 Aug16 Aug21 Aug26 Aug31 AugSaturday 01 August 202660 peakSunday 02 August 202681 peakMonday 03 August 202660 peakTuesday 04 August 202665 peakWednesday 05 August 202673 peakThursday 06 August 202661 peakFriday 07 August 202658 peakSaturday 08 August 202681 peakSunday 09 August 202678 peakMonday 10 August 202677 peakTuesday 11 August 202674 peakWednesday 12 August 202678 peakThursday 13 August 202656 peakFriday 14 August 202658 peakSaturday 15 August 202685 peakSunday 16 August 202668 peakMonday 17 August 202656 peakTuesday 18 August 202650 peakWednesday 19 August 202663 peakThursday 20 August 202649 peakFriday 21 August 202647 peakSaturday 22 August 202645 peakSunday 23 August 202663 peakMonday 24 August 202654 peakTuesday 25 August 202647 peakWednesday 26 August 202654 peakThursday 27 August 202637 peakFriday 28 August 202632 peakSaturday 29 August 202654 peakSunday 30 August 202648 peakMonday 31 August 202643 peak

September 2026

12 days as the curve, each the highest figure that day. Behind it, 256 hourly samples. Each dip is a night. Weekends are shaded.

01632486401 Sep03 Sep05 Sep07 Sep09 Sep11 SepTuesday 01 September 202644 peakWednesday 02 September 202637 peakThursday 03 September 202641 peakFriday 04 September 202635 peakSaturday 05 September 202652 peakSunday 06 September 202659 peakMonday 07 September 202649 peakTuesday 08 September 202641 peakWednesday 09 September 202640 peakThursday 10 September 202641 peakFriday 11 September 202645 peakSaturday 12 September 202653 peak

October 2026

Atelier Sophie: The Alchemist of the Mysterious Book DX was released on 21 Apr, 2021.

Not out yet.There is nothing to draw for this month.
Nothing here is interpolated or estimated; where a sample is missing the line is broken.

Game information

Updated 12 Sep 2026, 21:22 UTC
App ID
1502970
Last updated
22 Jun 2021 build 6790862
Developer
KOEI TECMO GAMES CO., LTD.
Publisher
KOEI TECMO GAMES CO., LTD.
Release date
21 Apr, 2021
Platforms
Windows
Download size
6.06 GB
Install size
9.39 GB
Genres
RPG
Game modes
Single-player
Controller support
Partial
Achievements
45

Features & support

Steam features

Steam AchievementsSteam CloudFamily Sharing

Controllers & input

Gamepad RecommendedPartial Controller Support

Accessibility

Popular tags

RPGJRPGFemale ProtagonistAnimeCuteAdventureFantasyCraftingTurn-BasedSingleplayerTurn-Based CombatExplorationStory RichGreat SoundtrackCollectathonLore-RichColorfulCasualSimulationEmotional
About this gameFull description from Steam
The Mysterious series combines heart-warming everyday elements with extraordinary experiences in a world full of wonders. The 1st instalment, "Atelier Sophie", is back in DX form! ＜What makes it DX＞ - New episodes of Sophie's growth and a new costume that will help her follow in her grandmother's steps! - Three new cauldrons to assist in your adventures! - Sprinting option to make getting around a lot easier! - 'Fast Forward' feature for fast-paced battles! - Lots of previously released DLC! - Photo mode to enjoy capturing beautiful images! ＜The Story＞ ~A Journey to Restore Memories of Alchemy~ A chance encounter between a young alchemist Sophie and a sentient book Plachta takes them on an adventure to recover Plachta's memories and gain alchemic knowledge. ＜Game Introductions＞ As a fledgling alchemist, Sophie works with Plachta on various alchemic recipes in order to hone her skills. As they learns new recipes, explore the fields, collect materials, and synthesize new items, the power of alchemy and Plachta's memories begin to come to life. Note: This title can also be purchased as a part of the discounted “Atelier Mysterious Trilogy Deluxe Pack”, together with “Atelier Firis: The Alchemist and the Mysterious Journey DX” and “Atelier Lydie & Suelle: The Alchemists and the Mysterious Paintings DX”. Please be careful of making redundant purchases. Note: The English version includes English voice. (Note that some events do not include English voice).
Content & age ratingsSteam content notice · 7 regional ratings

Content notice

This Game may contain content not appropriate for all ages, or may not be appropriate for viewing at work: Sexual

Regional ratings

CERObセクシャル
CSRRC12性
DEJUS12Drogas ilícitas · Conteúdo sexual · Linguagem imprópria
ESRBtFantasy Violence · Mild Suggestive Themes · Mild Language
IGRS18Rokok dan/atau rokok elektronik, minuman beralkohol, narkotika, psikotropika, dan/atau zat adiktif lainnya · Penampilan Tokoh · Penggunaan bahasa
OFLCpgMild themes, violence, sexualised imagery, coarse language
PEGI12Violence · Bad Language
System requirementsMinimum and recommended hardware

Minimum

Minimum: Requires a 64-bit processor and operating system OS: Windows® 10, 64bit Processor: Intel Core i5 750 or over Memory: 8 GB RAM Graphics: NVIDIA GeForce GTX 660 or over, AMD Radeon RX 560 or over, 1280x720 DirectX: Version 11 Network: Broadband Internet connection Storage: 12 GB available space Sound Card: 16 bit stereo, 48kHz WAVE file can be played

Recommended

Recommended: Requires a 64-bit processor and operating system OS: Windows® 10, 64bit Processor: Intel Core i7 2600 or over Memory: 8 GB RAM Graphics: NVIDIA GeForce GTX 960 or over, AMD Radeon RX 470 or over, 1920x1080 DirectX: Version 11 Network: Broadband Internet connection Storage: 12 GB available space Sound Card: 16 bit stereo, 48kHz WAVE file can be played

macOS

Minimum: Recommended:

Linux

Minimum: Recommended:
Supported languages4 languages
LanguageFull audio
English
Simplified Chinese
Traditional Chinese
Japanese●

A blank audio cell means full audio was not marked in the returned language list.

Screenshots & trailersScreenshots and trailers
Atelier Sophie: The Alchemist of the Mysterious Book DX screenshot 1Atelier Sophie: The Alchemist of the Mysterious Book DX screenshot 2Atelier Sophie: The Alchemist of the Mysterious Book DX screenshot 3Atelier Sophie: The Alchemist of the Mysterious Book DX screenshot 4Atelier Sophie: The Alchemist of the Mysterious Book DX screenshot 5

Trailers

Atelier Sophie: The Alchemist of the Mysterious Book DX - Announcement Trailer

Atelier Sophie: The Alchemist of the Mysterious Book DX - Announcement Trailer

Watch on Steam
AchievementsTotal count and selected achievements

45 achievements in total.

Show selected achievements (may contain spoilers)
Alchemist of the Mysterious BookAchievement
Meeting the Mysterious BookAchievement
Operation Humanize NothingAchievement
Seeing Eye to EyeAchievement
The Cauldron of KnowledgeAchievement
After the BattleAchievement
A Challenge from PlachtaAchievement
A New MeAchievement
Monika on StageAchievement
Reliable OskarAchievement

View all Steam achievements

4 developer announcements, Apr 2021 to Jan 2024 · times in UTC

January

  1. The latest in the "Atelier" series, “Atelier Resleriana” is now free-to-play!

    Adventure, Alchemy, Everyday KOEI TECMO GAMES and Akatsuki Games present the latest title in the Atelier series! A story of the two protagonists Resna and Valeria, and the simple yet profound game system of gathering, synthesis, and battle.…

    KTG_Dev_Messenger

June

  1. Update Ver1.02（2021/06/22 ）

    The following updates have been applied. --------------------------------------------------------------- ・Minor adjustments and bug fixes.

    KTG_Dev_Messenger

May

  1. Update Ver1.01（2021/05/17 ）

    The following updates have been applied. --------------------------------------------------------------- Fixed graphics issues; world details not being displayed correctly on some maps. Minor adjustments and bug fixes.

    KTG_Dev_Messenger

April

  1. Notice of known issues

    We are currently working on the following fixes, which will be delivered in the near future. We apologize for any inconvenience this may cause and thank you for your patience. - Graphics issues; world details not being displayed correctly…

    KTG_Dev_Messenger

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