About the game

Sur Le Fil is a free educational game: math, geometry with compass and set square, handwriting recognized by a neural network, electric circuits on a real electronics simulator, robot programming, the history of science. A 3D campus full of humor, with ProfFil and Kelhann. No ads.

SurLeFil

where to buy cheaper: prices at 1 store, Steam RU and KZ

Angelo'Studio · released 31 December 2025 · Steam 100 % positive

PC Simulation Casual Free to play Early access

Free to play: just add it to your Steam library. Only editions and DLC cost money.

Steam account region

Russia

Kazakhstan Other

Minimum

ОС: Windows 10
Процессор: Core i3
Оперативная память: 8 GB ОЗУ
Место на диске: 600 MB

For a Russian account, listings with the “Russia & CIS” and “Global” activation regions work. “CIS excl. Russia” and “Kazakhstan” listings are flagged and do not activate in Russia.

Offers

Store	Listing type	Activation region	Payment	Price	True price	Updated
Steam Россия Standard Edition	to your library	РФ и СНГ	—	free	free	2 hours ago	On Steam
Steam Казахстан Standard Edition	to your library	Казахстанnot for your region	—	free	free	2 hours ago	On Steam

True price includes the top-up fee and the exchange rate, so you compare like with like.

How to buy from Russia

A key is activated in the Steam client; your account region must match the key’s region.

Buying directly on Steam: top up your wallet through a top-up service; its fee is already included in the true price.

The Kazakhstan price is available through a KZ wallet or as a gift from a friend in Kazakhstan.

FAQ

How much does SurLeFil cost?

SurLeFil is free to play: just add the game to your Steam library. Only editions, bundles and DLC cost money.

Can SurLeFil be activated in Russia?

Yes. The game is sold on Russian Steam, and keys with the “Russia & CIS” and “Global” regions activate on a Russian account.