The Devil's Calculator overview

Overview

The Devil's Calculator comes from Christopher Cinq-Mars Jarvis and is published by Cinq-Mars Media. It arrived on Steam on Jan 28, 2019, and it sits naturally among Single-player and Family Sharing. SteamPulse tracks it across Windows, macOS, Linux, and Steam so readers get a quick useful snapshot, not just a wall of numbers.

Players and reviews

The Devil's Calculator's latest SteamPulse observation recorded 0 players at 22 September 2026 - 03:28:02 UTC, with a tracked peak near 2. This peak is the highest value in the available SteamPulse record and may not include activity before tracking began. Player reaction is 96% positive across 121 reviews.

Language and system requirements

The Devil's Calculator is available in 1 languages including:

3 regional rating boards including dejus, steam germany, and igrs

Sales, recommendations, and streams

The Devil's Calculator has sold up to 3,104 units and has recommendation data pending. The estimated VGI revenue is $7,020. On Twitch, 0 streamers are live with around 0 total watchers.

The Devil's Calculator overview details

The Devil's Calculator combines live player counts with reviews, pricing, platform support, Store metadata, dated player history, media, recent news, and related games.

Steam Store description

Free Steam Key for Students & Teachers Our 501(c)(3) non-profit is committed to making our games freely accessible for educational purposes. If you are a current student or educator with a .edu or .ac.uk email address, get your free steam key by emailing us or following the instructions on our website! About the Game An evil calculator has its normal arithmetic operators replaced with sadistically obscure functions. Using logic and a bit of algebra, you must work backwards to interpolate and use these corrupted operators to compute the 'number of the beast', 666, in order to purge the calculator of its demons and continue on. Non-profit and open-source, The Devil's Calculator is a highly original indie game that's as addicting as it is educational. Accessible to numberphiles and math novices alike, the first 20+ levels are 100% free to play and enjoy in the game's Demo. Features Each level has you decipher the function of a mysterious operator and use it to calculate the number of the beast to progress. The game features advanced graphing mechanics and access to various resources to help you interpolate and solve the innovative and creative function level design. As you progress in the game, players unlock the ability to create their own levels and play challenges others have created - including free DLC levels crafted by the game's creators, educators and mathematicians. With hand drawn artwork and a charming story, the Devil's Calculator is an addicting and gratifying puzzle experience. Non-Profit The Devil's Calculator was made by Cinq-Mars Media is a 501(c)(3), a non-…

SteamPulse editorial summary

The Devil's Calculator is listed as a game with $2.99. It supports Windows, macOS, and Linux, belongs to Single-player and Family Sharing, and is associated with Casual, Indie, and Strategy. SteamPulse's latest observation records 0 players at 22 September 2026 - 03:28:02 UTC, a tracked peak of 2, and 96% positive reviews.

Overview tags

PuzzleIndieLogicExperimentalEducationCasualStrategyHackingCartoonyHand-drawnTutorialSingleplayerMultiplayer

Support and legal notes

Real questions answered from SteamPulse data, including live players, monthly momentum, review sentiment, regional audience signals, Twitch activity, and current Steam pricing.