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Quantum Protocol

Quantum Protocol

English supported Steam Deck Playable Strategy #Deckbuilding
$12.99

A deckbuilding card game where it's always your turn. Play as the master hackers of Quantum and take on the most dangerous malware in the world. Every action matters. Make plays, upgrade your deck, and break the enemy board!

Steam reviews · Very Positive 91% positive (658 reviews)
Players now 3

Should you buy?

A big Steam sale is coming

Steam Scream Fest starts in 6 days. It may be worth waiting until then.

Lowest recorded$9.09Now 43% higher
Sales in the past year5 timesAbout every 72 days
Typical discount30%Up to 30%
Big Steam saleD-6Steam Scream Fest
US Steam price$12.99Korea 16% cheaper · ≈₩17,249

This is for reference, based on past price records, and doesn't guarantee future prices. Prices from before Wish9 started tracking and the all-time low come from IsThereAnyDeal.

What do you think of this price?

Only opinions at this same price are counted. You can vote without logging in.

Price history

$8.05$9.55$11.04$12.53$14.032020.112022.052023.102025.042026.10Steam all-time low $9.09 (ITAD)2020-11-05 09:07 · $11.69 (-10%) (IsThereAnyDeal history)2020-11-12 03:21 · $12.99 (IsThereAnyDeal history)2020-12-23 04:03 · $10.39 (-20%) (IsThereAnyDeal history)2021-01-06 03:52 · $12.99 (IsThereAnyDeal history)2021-02-12 03:58 · $10.39 (-20%) (IsThereAnyDeal history)2021-02-16 03:27 · $12.99 (IsThereAnyDeal history)2021-06-25 02:53 · $10.39 (-20%) (IsThereAnyDeal history)2021-07-09 04:54 · $12.99 (IsThereAnyDeal history)2021-10-22 02:21 · $10.39 (-20%) (IsThereAnyDeal history)2021-10-26 02:33 · $12.99 (IsThereAnyDeal history)2021-10-29 04:11 · $9.74 (-25%) (IsThereAnyDeal history)2021-11-02 05:26 · $12.99 (IsThereAnyDeal history)2021-11-25 05:11 · $9.74 (-25%) (IsThereAnyDeal history)2021-12-02 03:33 · $12.99 (IsThereAnyDeal history)2021-12-23 05:19 · $9.74 (-25%) (IsThereAnyDeal history)2022-01-06 05:58 · $12.99 (IsThereAnyDeal history)2022-01-28 03:07 · $9.74 (-25%) (IsThereAnyDeal history)2022-02-04 05:21 · $12.99 (IsThereAnyDeal history)2022-05-03 02:26 · $9.74 (-25%) (IsThereAnyDeal history)2022-05-10 02:15 · $12.99 (IsThereAnyDeal history)2022-06-24 05:01 · $9.74 (-25%) (IsThereAnyDeal history)2022-07-08 04:57 · $12.99 (IsThereAnyDeal history)2022-11-23 05:02 · $9.74 (-25%) (IsThereAnyDeal history)2022-11-30 05:34 · $12.99 (IsThereAnyDeal history)2022-12-23 07:53 · $9.74 (-25%) (IsThereAnyDeal history)2023-01-06 07:26 · $12.99 (IsThereAnyDeal history)2023-03-17 03:09 · $9.09 (-30%) (IsThereAnyDeal history)2023-03-24 05:06 · $12.99 (IsThereAnyDeal history)2023-06-30 04:51 · $9.09 (-30%) (IsThereAnyDeal history)2023-07-14 04:39 · $12.99 (IsThereAnyDeal history)2023-08-29 02:10 · $9.09 (-30%) (IsThereAnyDeal history)2023-09-05 02:20 · $12.99 (IsThereAnyDeal history)2023-11-22 05:20 · $9.09 (-30%) (IsThereAnyDeal history)2023-11-29 05:24 · $12.99 (IsThereAnyDeal history)2023-12-22 05:45 · $9.09 (-30%) (IsThereAnyDeal history)2024-01-05 05:21 · $12.99 (IsThereAnyDeal history)2024-02-06 03:37 · $9.09 (-30%) (IsThereAnyDeal history)2024-02-13 03:19 · $12.99 (IsThereAnyDeal history)2024-03-15 02:36 · $9.09 (-30%) (IsThereAnyDeal history)2024-03-22 02:37 · $12.99 (IsThereAnyDeal history)2024-03-26 02:15 · $9.09 (-30%) (IsThereAnyDeal history)2024-04-02 02:17 · $12.99 (IsThereAnyDeal history)2024-06-28 02:46 · $9.09 (-30%) (IsThereAnyDeal history)2024-07-12 02:54 · $12.99 (IsThereAnyDeal history)2024-11-28 04:28 · $9.09 (-30%) (IsThereAnyDeal history)2024-12-05 03:54 · $12.99 (IsThereAnyDeal history)2024-12-20 06:40 · $9.09 (-30%) (IsThereAnyDeal history)2025-01-03 03:44 · $12.99 (IsThereAnyDeal history)2025-03-14 03:15 · $9.09 (-30%) (IsThereAnyDeal history)2025-03-21 02:50 · $12.99 (IsThereAnyDeal history)2025-06-27 06:52 · $9.09 (-30%) (IsThereAnyDeal history)2025-07-11 02:53 · $12.99 (IsThereAnyDeal history)2025-09-30 04:36 · $9.09 (-30%) (IsThereAnyDeal history)2025-10-07 02:53 · $12.99 (IsThereAnyDeal history)2025-12-19 04:14 · $9.09 (-30%) (IsThereAnyDeal history)2026-01-06 04:11 · $12.99 (IsThereAnyDeal history)2026-03-20 02:58 · $9.09 (-30%) (IsThereAnyDeal history)2026-03-27 02:47 · $12.99 (IsThereAnyDeal history)2026-05-05 02:21 · $9.09 (-30%) (IsThereAnyDeal history)2026-05-12 02:28 · $12.99 (IsThereAnyDeal history)2026-06-26 03:05 · $9.09 (-30%) (IsThereAnyDeal history)2026-07-10 02:47 · $12.99 (IsThereAnyDeal history)2026-10-02 02:37 · $9.09 (-30%) (IsThereAnyDeal history)2026-10-09 03:05 · $12.99 (IsThereAnyDeal history)2026-10-11 21:15 · $12.99

Small hollow dots are price history from before Wish9 started tracking, taken from IsThereAnyDeal. A dot appears only when the price changes.

Trailer and screenshots

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  1. Click the gear icon (Edit Channel) of the Discord channel that should get the alerts.
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The webhook URL is used only to send alerts, and you can remove it any time with the turn-off link in the message.

My PC vs. requirements

MinimumRecommended
Graphics card NVIDIA GeForce GTX 460 or AMD Radeon HD 5770 /w 1GB VRAMNVIDIA 970 / AMD Radeon 290
Processor 2.4 GHz Dual Core2.4 GHz Quad Core
Memory 4 GB RAM8 GB RAM

Enter my PC specs to compare →

Price calendar

On sale 53 of 367 tracked days in the last year
MWF2025-10-20 · $12.992025-10-21 · $12.992025-10-22 · $12.992025-10-23 · $12.992025-10-24 · $12.992025-10-25 · $12.992025-10-26 · $12.992025-10-27 · $12.992025-10-28 · $12.992025-10-29 · $12.992025-10-30 · $12.992025-10-31 · $12.992025-11-01 · $12.992025-11-02 · $12.99112025-11-03 · $12.992025-11-04 · $12.992025-11-05 · $12.992025-11-06 · $12.992025-11-07 · $12.992025-11-08 · $12.992025-11-09 · $12.992025-11-10 · $12.992025-11-11 · $12.992025-11-12 · $12.992025-11-13 · $12.992025-11-14 · $12.992025-11-15 · $12.992025-11-16 · $12.992025-11-17 · $12.992025-11-18 · $12.992025-11-19 · $12.992025-11-20 · $12.992025-11-21 · $12.992025-11-22 · $12.992025-11-23 · $12.992025-11-24 · $12.992025-11-25 · $12.992025-11-26 · $12.992025-11-27 · $12.992025-11-28 · $12.992025-11-29 · $12.992025-11-30 · $12.99122025-12-01 · $12.992025-12-02 · $12.992025-12-03 · $12.992025-12-04 · $12.992025-12-05 · $12.992025-12-06 · $12.992025-12-07 · $12.992025-12-08 · $12.992025-12-09 · $12.992025-12-10 · $12.992025-12-11 · $12.992025-12-12 · $12.992025-12-13 · $12.992025-12-14 · $12.992025-12-15 · $12.992025-12-16 · $12.992025-12-17 · $12.992025-12-18 · $12.992025-12-19 · $9.09 (-30%)2025-12-20 · $9.09 (-30%)2025-12-21 · $9.09 (-30%)2025-12-22 · $9.09 (-30%)2025-12-23 · $9.09 (-30%)2025-12-24 · $9.09 (-30%)2025-12-25 · $9.09 (-30%)2025-12-26 · $9.09 (-30%)2025-12-27 · $9.09 (-30%)2025-12-28 · $9.09 (-30%)2025-12-29 · $9.09 (-30%)2025-12-30 · $9.09 (-30%)2025-12-31 · $9.09 (-30%)2026-01-01 · $9.09 (-30%)2026-01-02 · $9.09 (-30%)2026-01-03 · $9.09 (-30%)2026-01-04 · $9.09 (-30%)12026-01-05 · $9.09 (-30%)2026-01-06 · $12.992026-01-07 · $12.992026-01-08 · $12.992026-01-09 · $12.992026-01-10 · $12.992026-01-11 · $12.992026-01-12 · $12.992026-01-13 · $12.992026-01-14 · $12.992026-01-15 · $12.992026-01-16 · $12.992026-01-17 · $12.992026-01-18 · $12.992026-01-19 · $12.992026-01-20 · $12.992026-01-21 · $12.992026-01-22 · $12.992026-01-23 · $12.992026-01-24 · $12.992026-01-25 · $12.992026-01-26 · $12.992026-01-27 · $12.992026-01-28 · $12.992026-01-29 · $12.992026-01-30 · $12.992026-01-31 · $12.992026-02-01 · $12.9922026-02-02 · $12.992026-02-03 · $12.992026-02-04 · $12.992026-02-05 · $12.992026-02-06 · $12.992026-02-07 · $12.992026-02-08 · $12.992026-02-09 · $12.992026-02-10 · $12.992026-02-11 · $12.992026-02-12 · $12.992026-02-13 · $12.992026-02-14 · $12.992026-02-15 · $12.992026-02-16 · $12.992026-02-17 · $12.992026-02-18 · $12.992026-02-19 · $12.992026-02-20 · $12.992026-02-21 · $12.992026-02-22 · $12.992026-02-23 · $12.992026-02-24 · $12.992026-02-25 · $12.992026-02-26 · $12.992026-02-27 · $12.992026-02-28 · $12.992026-03-01 · $12.9932026-03-02 · $12.992026-03-03 · $12.992026-03-04 · $12.992026-03-05 · $12.992026-03-06 · $12.992026-03-07 · $12.992026-03-08 · $12.992026-03-09 · $12.992026-03-10 · $12.992026-03-11 · $12.992026-03-12 · $12.992026-03-13 · $12.992026-03-14 · $12.992026-03-15 · $12.992026-03-16 · $12.992026-03-17 · $12.992026-03-18 · $12.992026-03-19 · $12.992026-03-20 · $9.09 (-30%)2026-03-21 · $9.09 (-30%)2026-03-22 · $9.09 (-30%)2026-03-23 · $9.09 (-30%)2026-03-24 · $9.09 (-30%)2026-03-25 · $9.09 (-30%)2026-03-26 · $9.09 (-30%)2026-03-27 · $12.992026-03-28 · $12.992026-03-29 · $12.992026-03-30 · $12.992026-03-31 · $12.992026-04-01 · $12.992026-04-02 · $12.992026-04-03 · $12.992026-04-04 · $12.992026-04-05 · $12.9942026-04-06 · $12.992026-04-07 · $12.992026-04-08 · $12.992026-04-09 · $12.992026-04-10 · $12.992026-04-11 · $12.992026-04-12 · $12.992026-04-13 · $12.992026-04-14 · $12.992026-04-15 · $12.992026-04-16 · $12.992026-04-17 · $12.992026-04-18 · $12.992026-04-19 · $12.992026-04-20 · $12.992026-04-21 · $12.992026-04-22 · $12.992026-04-23 · $12.992026-04-24 · $12.992026-04-25 · $12.992026-04-26 · $12.992026-04-27 · $12.992026-04-28 · $12.992026-04-29 · $12.992026-04-30 · $12.992026-05-01 · $12.992026-05-02 · $12.992026-05-03 · $12.9952026-05-04 · $12.992026-05-05 · $9.09 (-30%)2026-05-06 · $9.09 (-30%)2026-05-07 · $9.09 (-30%)2026-05-08 · $9.09 (-30%)2026-05-09 · $9.09 (-30%)2026-05-10 · $9.09 (-30%)2026-05-11 · $9.09 (-30%)2026-05-12 · $12.992026-05-13 · $12.992026-05-14 · $12.992026-05-15 · $12.992026-05-16 · $12.992026-05-17 · $12.992026-05-18 · $12.992026-05-19 · $12.992026-05-20 · $12.992026-05-21 · $12.992026-05-22 · $12.992026-05-23 · $12.992026-05-24 · $12.992026-05-25 · $12.992026-05-26 · $12.992026-05-27 · $12.992026-05-28 · $12.992026-05-29 · $12.992026-05-30 · $12.992026-05-31 · $12.9962026-06-01 · $12.992026-06-02 · $12.992026-06-03 · $12.992026-06-04 · $12.992026-06-05 · $12.992026-06-06 · $12.992026-06-07 · $12.992026-06-08 · $12.992026-06-09 · $12.992026-06-10 · $12.992026-06-11 · $12.992026-06-12 · $12.992026-06-13 · $12.992026-06-14 · $12.992026-06-15 · $12.992026-06-16 · $12.992026-06-17 · $12.992026-06-18 · $12.992026-06-19 · $12.992026-06-20 · $12.992026-06-21 · $12.992026-06-22 · $12.992026-06-23 · $12.992026-06-24 · $12.992026-06-25 · $12.992026-06-26 · $9.09 (-30%)2026-06-27 · $9.09 (-30%)2026-06-28 · $9.09 (-30%)2026-06-29 · $9.09 (-30%)2026-06-30 · $9.09 (-30%)2026-07-01 · $9.09 (-30%)2026-07-02 · $9.09 (-30%)2026-07-03 · $9.09 (-30%)2026-07-04 · $9.09 (-30%)2026-07-05 · $9.09 (-30%)72026-07-06 · $9.09 (-30%)2026-07-07 · $9.09 (-30%)2026-07-08 · $9.09 (-30%)2026-07-09 · $9.09 (-30%)2026-07-10 · $12.992026-07-11 · $12.992026-07-12 · $12.992026-07-13 · $12.992026-07-14 · $12.992026-07-15 · $12.992026-07-16 · $12.992026-07-17 · $12.992026-07-18 · $12.992026-07-19 · $12.992026-07-20 · $12.992026-07-21 · $12.992026-07-22 · $12.992026-07-23 · $12.992026-07-24 · $12.992026-07-25 · $12.992026-07-26 · $12.992026-07-27 · $12.992026-07-28 · $12.992026-07-29 · $12.992026-07-30 · $12.992026-07-31 · $12.992026-08-01 · $12.992026-08-02 · $12.9982026-08-03 · $12.992026-08-04 · $12.992026-08-05 · $12.992026-08-06 · $12.992026-08-07 · $12.992026-08-08 · $12.992026-08-09 · $12.992026-08-10 · $12.992026-08-11 · $12.992026-08-12 · $12.992026-08-13 · $12.992026-08-14 · $12.992026-08-15 · $12.992026-08-16 · $12.992026-08-17 · $12.992026-08-18 · $12.992026-08-19 · $12.992026-08-20 · $12.992026-08-21 · $12.992026-08-22 · $12.992026-08-23 · $12.992026-08-24 · $12.992026-08-25 · $12.992026-08-26 · $12.992026-08-27 · $12.992026-08-28 · $12.992026-08-29 · $12.992026-08-30 · $12.992026-08-31 · $12.992026-09-01 · $12.992026-09-02 · $12.992026-09-03 · $12.992026-09-04 · $12.992026-09-05 · $12.992026-09-06 · $12.9992026-09-07 · $12.992026-09-08 · $12.992026-09-09 · $12.992026-09-10 · $12.992026-09-11 · $12.992026-09-12 · $12.992026-09-13 · $12.992026-09-14 · $12.992026-09-15 · $12.992026-09-16 · $12.992026-09-17 · $12.992026-09-18 · $12.992026-09-19 · $12.992026-09-20 · $12.992026-09-21 · $12.992026-09-22 · $12.992026-09-23 · $12.992026-09-24 · $12.992026-09-25 · $12.992026-09-26 · $12.992026-09-27 · $12.992026-09-28 · $12.992026-09-29 · $12.992026-09-30 · $12.992026-10-01 · $12.992026-10-02 · $9.09 (-30%)2026-10-03 · $9.09 (-30%)2026-10-04 · $9.09 (-30%)102026-10-05 · $9.09 (-30%)2026-10-06 · $9.09 (-30%)2026-10-07 · $9.09 (-30%)2026-10-08 · $9.09 (-30%)2026-10-09 · $12.992026-10-10 · $12.992026-10-11 · $12.992026-10-12 · $12.992026-10-13 · $12.992026-10-14 · $12.992026-10-15 · $12.992026-10-16 · $12.992026-10-17 · $12.992026-10-18 · $12.992026-10-19 · $12.992026-10-20 · $12.992026-10-21 · $12.99

About this game

DeveloperKaio Meris
PublisherKaio Meris
Released4 Nov, 2020
Languages
English Japanese Korean Simplified Chinese French

Full audio · Listed languages are supported in the interface, subtitles, or audio (at least one).


Build your deck as you go in this challenging card game. Take on multiple scenarios. Some will be quick puzzles, others will be long tests of endurance. You'll need to spend as much time planning your approach as executing it.

Change Your Deck. At Any Time.

Adapt to any situation quickly. But be careful, enemies will adapt as well.

Break Any System. Even the Game Itself.

Cards are your hacking tools. With so many to choose from, no two runs will be the same.

Behind Every Program, A Dream.

Experience the lives of the people behind the code. Even as an unstoppable computer virus threatens to destroy the modern world, sometimes the most important problems are the ones hidden inside each of us.

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FAQ

QHow much does Quantum Protocol cost right now?

Quantum Protocol costs $12.99 right now.

QWhat is the lowest price ever for Quantum Protocol?

Based on Wish9's price records and IsThereAnyDeal history, the lowest price is $9.09.

QShould I buy Quantum Protocol now?

The lowest recorded price is $9.09. It's 43% higher right now. It has gone on sale 5 times in the past year, about every 72 days on average. When it goes on sale, the discount is usually around 30%, and the biggest was 30%. This is for reference, based on past price records, and doesn't guarantee future prices.

QWhat are the recommended and minimum specs for Quantum Protocol?

Recommended: Graphics card NVIDIA 970 / AMD Radeon 290, Processor 2.4 GHz Quad Core, Memory 8 GB RAM. Minimum: Graphics card NVIDIA GeForce GTX 460 or AMD Radeon HD 5770 /w 1GB VRAM, Processor 2.4 GHz Dual Core, Memory 4 GB RAM. Save your PC specs on Wish9 to compare them with this game instantly.