Yes — Sid Classic is free to play, so you can install and play it without buying anything.

Is Sid Classic Steam Deck compatible?

Mostly. Valve rates Sid Classic Playable on Steam Deck: it runs, but may need some manual tweaking — a community controller layout, or zooming in on small text.

Can I play Sid Classic on Mac?

Not natively — Steam lists no macOS version of Sid Classic. Mac players would need a cloud gaming service or a Windows compatibility layer.

Does Sid Classic have co-op?

Yes — Steam lists Sid Classic with online co-op.

Is Sid Classic on PC Game Pass?

No — Sid Classic is not on PC Game Pass right now.

Sid Classic

Name: Sid Classic
Brand: Singta inc.
Availability: InStock

Singta inc. · February 19, 2021 · RPG, Simulation, Strategy, Card Game, Strategy RPG

Sid Classic is free to play — no purchase needed. We track it so you know if that ever changes.

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Very Positive81% · 136

Best price

Free

Get it free on Steam

This game is free to play. Get it on Steam →

Screenshots

Sid Classic price

Sid Classic is free to play — there is no purchase price, on Steam or anywhere else we track. We keep watching it, so if it ever stops being free the price history on this page will show when that happened and what it changed to.

About Sid Classic

\

The Magic School Lussid exist in Time and Space Rift.
The perfect TS Engine chose the new boy as a freshman at the school.
Then, the boy meets a mysterious girl while searching for the secrets of the TS Engine.

Her name is Moriarty.
A girl who has lost most of her memory and concealed her sorrow.
The boy promises to the girl that he will find her memory. Then, they begin the adventure across the parallel worlds.

\

■ 'Sidian' charming and unique characters ■
High-quality card illustrations drawn by leading illustrators.
You can meet more than 900 different kinds of Sidians through adventure.

■ It makes your ears happy! Sweet and charming voice. ■
The characters' charms are reflected in their voices.
Japan's top voice actors participated.
Your emotions get deeper because of voice actors' passionate acting.

■ An interesting battle system that requires a variety of strategies. ■
You can create a team for battle using the various attributes of each Sidian and their own skills.
Organize your must-win strategy for victory.

■ A solid and exciting scenario. ■
An exciting adventure story at the magic school Lussid!
Go into an interesting story with attractive Sidians!

■ Various content! It provides endless fun. ■
Season! Get a new Sidian to visit for a certain period of time.
Exploration! You travel all over the world and make stories.
Circle! You can enjoy more exciting adventures with other users.
Boss Raid Battle! Attack the powerful boss with your colleagues in the circle.
Mileage! Compete with other users and get plenty of items.
Special Lesson! Get a new Sidian through a new story.
Student Body Election! Vote for your favorite Sidian and get rewarded.

Gather the Sidians. It's full of content that stimulates your desire to collect.

Right now. Go on an adventure to the magic school Lussid.
The Best Magic School in the Universe! An exciting story about them.

Sid Classic — game info

Platforms: Windows
Steam Deck: Playable
Player modes: Single-player, Online co-op
PC Game Pass: Not included

What Steam players say

Recent verbatim reviews from Steam — separate from playze.io community reviews below.

✦ AI summary

Players express nostalgic farewell to a discontinued or defunct game they enjoyed, but many report that the game no longer functions properly, with crashes at the login screen and initialization issues preventing access. While one detailed review praised the game as a surprisingly faithful mobile adaptation of the Civilization strategy formula with solid core gameplay, the technical problems appear to have made the game unplayable for most current players.

Recommended Jul 11, 2025

I will miss this game. ;(

2 found this helpful

Recommended Jun 9, 2025

does the game still work? I can't get pass the login screen

2 found this helpful

Recommended Aug 29, 2026

rip , i used to love this game so much i spent years on my phone playing it , i was so excited to play it again since i just found out its on pc , but it doesn't go past the menu , at least i got to see moriarty again

1 found this helpful

Recommended May 11, 2026

Sadly does not start past the title page. Stuck on initializing.

1 found this helpful

Recommended May 23, 2026

RIP Lussid/Sid Story/Sid Classic/Sid Eternal, you will be missed

Recommended Nov 17, 2025

Игра Sid Meier's Civilization Classic – это мобильная адаптация легендарной стратегии, и она на удивление хорошо передает суть оригинала. Несмотря на упрощенную графику и интерфейс, знакомый геймплей пошагового развития цивилизации присутствует в полном объеме. Тут и исследование мира, строительство городов, развитие технологий, ведение дипломатии и войны – все, что мы любим в Civilization. Управление оптимизировано под сенсорные экраны, хотя поначалу может показаться непривычным. Кампании достаточно разнообразны, чтобы предложить хороший вызов и проверить навыки стратега. Однозначно, игра не сравнится с более поздними, полномасштабными частями, но для портативной версии, позволяющей убить время в дороге или на перемене, она более чем достойна. Не стоит ожидать графических изысков или глубокой дипломатической системы. Это, скорее, ностальгический взгляд на классику, адаптированный для мобильных устройств. Однако для тех, кто ищет простую, но затягивающую пошаговую стратегию, Sid Meier's Civilization Classic – это отличный выбор. Рекомендую всем поклонникам жанра, желающим иметь под рукой проверенную временем игру. Главный минус - относительно высокая цена, при этом она не самая б…

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