The Game Census
G-senjou no Maou - The Devil on G-String cover art

G-senjou no Maou - The Devil on G-String

AKABEiSOFT2 · Sekai Project · 2015-11-05

Steam

AdventureCasualSimulation

Modes: Single player · Perspectives: First person, Text

Releases: Nov 05, 2015 (PC (Microsoft Windows))

You play as Azai Kyousuke, the son of an infamous gangster. Kyousuke knows what he likes and lets nothing stand in his way in getting what he wants. Referred to as God by his classmates, he often enjoys listening to Bach and "working" part time for his stepfather.

G-senjou no Maou - The Devil on G-String is an Adventure Casual Simulation game released in 2015, priced at $19.99, with an estimated owner base of 20,000 .. 50,000 and a Very Positive review sentiment (92% of 768 reviews).

4
playing now
92%
positive of 768 reviews
Very Positive
steam's rating (official)
20,000–50,000
owners (SteamSpy est.)
82/100
IGDB user rating (23 ratings)
silver
deck/linux tier (ProtonDB)
Playable
Steam Deck (Valve)
SteamOS: Playable
$19.99
steam price (US)

4 players in-game as of 2026-10-14 05:00 UTC (census sample)

The Devil on G-String is a Japanese adult visual novel developed by Akabeisoft2 and first released for Windows as a DVD on May 29, 2008, in limited and regular editions. The gameplay follows an interactive branching plot line with multiple scenarios, and focuses on the appeal of the four female main characters. The title "G Senjō no Maō" comes from August Wilhelmj's "Air on the G String", an adaptation of J.S. Bach's original "Air", and Schubert's Erlkönig known as Maō in Japan.

Health check

Quietly active
  • · 4 players in-game at the last census sample.
  • · 52 reviews in the last 8 weeks (~7/week).
  • · Review velocity up 100% vs the prior 8 weeks.
  • · Top 15% of 28,739 Adventure games in the census by review count.

Health tier since 2026-08-31

Estimated sales: 19k–46k copies

Review-multiple estimate from 768 total reviews — how this is computed.

All-time low: $4.99 at Steam (2026-06-25)via IsThereAnyDeal

12-month high $19.99 · on sale 3 of 6 observed days (census price snapshots)

Review momentum

PositiveNegative
151520172026Week of 2017-11-01: 15 positiveWeek of 2017-11-01: 1 negativeWeek of 2017-12-01: 6 positiveWeek of 2018-01-01: 3 positiveWeek of 2018-01-01: 1 negativeWeek of 2018-02-01: 6 positiveWeek of 2018-03-01: 3 positiveWeek of 2018-03-01: 1 negativeWeek of 2018-04-01: 4 positiveWeek of 2018-04-01: 1 negativeWeek of 2018-05-01: 4 positiveWeek of 2018-05-01: 1 negativeWeek of 2018-06-01: 6 positiveWeek of 2018-06-01: 1 negativeWeek of 2018-07-01: 3 positiveWeek of 2018-08-01: 4 positiveWeek of 2018-09-01: 2 positiveWeek of 2018-10-01: 4 positiveWeek of 2018-11-01: 2 positiveWeek of 2018-12-01: 2 positiveWeek of 2019-01-01: 5 positiveWeek of 2019-01-01: 1 negativeWeek of 2019-02-01: 2 positiveWeek of 2019-02-01: 1 negativeWeek of 2019-03-01: 5 positiveWeek of 2019-04-01: 1 positiveWeek of 2019-05-01: 7 positiveWeek of 2019-06-01: 7 positiveWeek of 2019-06-01: 1 negativeWeek of 2019-07-01: 4 positiveWeek of 2019-08-01: 1 positiveWeek of 2019-08-01: 1 negativeWeek of 2019-09-01: 3 positiveWeek of 2019-09-01: 1 negativeWeek of 2019-10-01: 2 positiveWeek of 2019-11-01: 6 positiveWeek of 2019-12-01: 4 positiveWeek of 2020-01-01: 4 positiveWeek of 2020-02-01: 5 positiveWeek of 2020-02-01: 1 negativeWeek of 2020-03-01: 10 positiveWeek of 2020-04-01: 7 positiveWeek of 2020-04-01: 2 negativeWeek of 2020-05-01: 4 positiveWeek of 2020-06-01: 8 positiveWeek of 2020-07-01: 11 positiveWeek of 2020-08-01: 10 positiveWeek of 2020-09-01: 6 positiveWeek of 2020-10-01: 6 positiveWeek of 2020-11-01: 7 positiveWeek of 2020-11-01: 1 negativeWeek of 2020-12-01: 3 positiveWeek of 2021-01-01: 8 positiveWeek of 2021-02-01: 6 positiveWeek of 2021-03-01: 4 positiveWeek of 2021-04-01: 5 positiveWeek of 2021-04-01: 1 negativeWeek of 2021-05-01: 6 positiveWeek of 2021-05-01: 1 negativeWeek of 2021-06-01: 4 positiveWeek of 2021-06-01: 2 negativeWeek of 2021-07-01: 7 positiveWeek of 2021-07-01: 1 negativeWeek of 2021-08-01: 3 positiveWeek of 2021-08-01: 3 negativeWeek of 2021-09-01: 4 positiveWeek of 2021-10-01: 3 positiveWeek of 2021-10-01: 2 negativeWeek of 2021-11-01: 5 positiveWeek of 2021-11-01: 1 negativeWeek of 2021-12-01: 8 positiveWeek of 2021-12-01: 1 negativeWeek of 2022-01-01: 6 positiveWeek of 2022-01-01: 1 negativeWeek of 2022-02-01: 3 positiveWeek of 2022-02-01: 1 negativeWeek of 2022-03-01: 9 positiveWeek of 2022-04-01: 6 positiveWeek of 2022-05-01: 4 positiveWeek of 2022-06-01: 4 positiveWeek of 2022-06-01: 2 negativeWeek of 2022-07-01: 4 positiveWeek of 2022-07-01: 1 negativeWeek of 2022-08-01: 3 positiveWeek of 2022-08-01: 1 negativeWeek of 2022-09-01: 6 positiveWeek of 2022-09-01: 1 negativeWeek of 2022-11-01: 3 positiveWeek of 2023-01-01: 11 positiveWeek of 2023-02-01: 4 positiveWeek of 2023-03-01: 2 positiveWeek of 2023-04-01: 6 positiveWeek of 2023-04-01: 1 negativeWeek of 2023-05-01: 1 positiveWeek of 2023-05-01: 1 negativeWeek of 2023-06-01: 5 positiveWeek of 2023-06-01: 1 negativeWeek of 2023-07-01: 8 positiveWeek of 2023-07-01: 1 negativeWeek of 2023-08-01: 8 positiveWeek of 2023-09-01: 2 positiveWeek of 2023-10-01: 4 positiveWeek of 2023-11-01: 4 positiveWeek of 2023-12-01: 4 positiveWeek of 2024-01-01: 1 positiveWeek of 2024-01-01: 1 negativeWeek of 2024-02-01: 4 positiveWeek of 2024-02-01: 1 negativeWeek of 2024-03-01: 3 positiveWeek of 2024-04-01: 8 positiveWeek of 2024-04-01: 1 negativeWeek of 2024-05-01: 3 positiveWeek of 2024-05-01: 1 negativeWeek of 2024-06-01: 2 positiveWeek of 2024-07-01: 5 positiveWeek of 2024-08-01: 3 positiveWeek of 2024-09-01: 2 positiveWeek of 2024-10-01: 3 positiveWeek of 2024-11-01: 3 positiveWeek of 2024-11-01: 1 negativeWeek of 2024-12-01: 5 positiveWeek of 2025-01-01: 2 positiveWeek of 2025-02-01: 4 positiveWeek of 2025-03-01: 7 positiveWeek of 2025-04-01: 4 positiveWeek of 2025-05-01: 3 positiveWeek of 2025-06-01: 4 positiveWeek of 2025-07-01: 2 positiveWeek of 2025-08-01: 6 positiveWeek of 2025-08-01: 1 negativeWeek of 2025-09-01: 3 positiveWeek of 2025-10-01: 2 positiveWeek of 2025-11-01: 1 positiveWeek of 2025-12-01: 5 positiveWeek of 2025-12-01: 1 negativeWeek of 2026-01-01: 9 positiveWeek of 2026-01-01: 2 negativeWeek of 2026-02-01: 4 positiveWeek of 2026-02-01: 1 negativeWeek of 2026-03-01: 7 positiveWeek of 2026-03-01: 1 negativeWeek of 2026-04-01: 3 positiveWeek of 2026-04-01: 2 negativeWeek of 2026-05-01: 3 positiveWeek of 2026-06-01: 4 positiveWeek of 2026-07-01: 8 positiveWeek of 2026-07-01: 2 negativeWeek of 2026-08-01: 6 positive
Weekly review counts (Steam review histogram). Positive above the line, negative below.

Players online

502026-09-15 06:00 — 1 players2026-09-16 15:00 — 3 players2026-09-17 22:00 — 1 players2026-09-19 06:00 — 1 players2026-09-20 13:00 — 2 players2026-09-21 21:00 — 2 players2026-09-23 04:00 — 2 players2026-09-24 12:00 — 4 players2026-09-25 19:00 — 2 players2026-09-27 03:00 — 0 players2026-09-28 10:00 — 3 players2026-09-29 18:00 — 1 players2026-10-01 01:00 — 1 players2026-10-02 09:00 — 3 players2026-10-03 17:00 — 4 players2026-10-05 01:00 — 2 players2026-10-06 08:00 — 2 players2026-10-07 16:00 — 5 players2026-10-08 23:00 — 2 players2026-10-10 07:00 — 2 players2026-10-11 14:00 — 1 players2026-10-12 22:00 — 0 players2026-10-14 05:00 — 4 players
Concurrent players, hourly average, last 30 days (census samples).
140Oct 2015Aug 2026Oct 2015 — avg 0 · peak 2Jan 2016 — avg 7 · peak 23Apr 2016 — avg 3 · peak 14Jul 2016 — avg 6 · peak 21Oct 2016 — avg 3 · peak 10Jan 2017 — avg 7 · peak 22Apr 2017 — avg 4 · peak 10Jul 2017 — avg 6 · peak 17Oct 2017 — avg 4 · peak 17Jan 2018 — avg 5 · peak 13Apr 2018 — avg 2 · peak 10Jul 2018 — avg 3 · peak 9Oct 2018 — avg 1 · peak 6Jan 2019 — avg 3 · peak 13Apr 2019 — avg 8 · peak 27Jul 2019 — avg 5 · peak 12Oct 2019 — avg 3 · peak 9Jan 2020 — avg 4 · peak 13Apr 2020 — avg 5 · peak 15Jul 2020 — avg 5 · peak 12Oct 2020 — avg 3 · peak 11Jan 2021 — avg 4 · peak 11Apr 2021 — avg 3 · peak 12Jul 2021 — avg 4 · peak 12Oct 2021 — avg 3 · peak 9Jan 2022 — avg 3 · peak 10Apr 2022 — avg 3 · peak 8Jul 2022 — avg 3 · peak 7Oct 2022 — avg 1 · peak 4Jan 2023 — avg 3 · peak 10Apr 2023 — avg 2 · peak 5Jul 2023 — avg 2 · peak 6Oct 2023 — avg 2 · peak 6Jan 2024 — avg 3 · peak 9Apr 2024 — avg 2 · peak 6Jul 2024 — avg 3 · peak 7Dec 2024 — avg 2 · peak 6Oct 2025 — avg 2 · peak 10May 2026 — avg 2 · peak 6Aug 2026 — avg 2 · peak 7
Monthly average players (source: steamcharts.com) — history via steamcharts.com; live census sampling since Aug 2026.

Price history

$39.99$4.992015-11-052026-07-092015-11-05 — best price $13.992015-12-22 — best price $13.992016-04-29 — best price $13.992016-07-07 — best price $39.992016-07-13 — best price $39.992016-12-22 — best price $9.992017-06-23 — best price $9.992017-11-22 — best price $9.992018-02-15 — best price $11.992018-06-21 — best price $9.992018-11-21 — best price $9.992019-02-04 — best price $9.992019-06-26 — best price $9.992019-11-10 — best price $11.992019-12-19 — best price $9.992020-03-03 — best price $11.992020-05-21 — best price $11.992020-08-10 — best price $10.992020-11-25 — best price $9.992021-02-11 — best price $11.992021-04-29 — best price $9.992021-09-13 — best price $9.992021-11-24 — best price $9.992022-01-27 — best price $9.992022-06-23 — best price $9.992022-12-22 — best price $7.992023-05-08 — best price $7.992023-08-07 — best price $9.992023-11-21 — best price $9.992024-03-14 — best price $9.992024-06-27 — best price $7.992024-12-19 — best price $7.992025-03-13 — best price $7.992025-09-29 — best price $7.992026-03-19 — best price $5.992026-07-09 — best price $19.99
Lowest recorded price across tracked stores, per day (census snapshots).

Attention

4092026-06-02 — 16 pageviews2026-06-06 — 18 pageviews2026-06-10 — 26 pageviews2026-06-14 — 19 pageviews2026-06-18 — 17 pageviews2026-06-22 — 19 pageviews2026-06-26 — 35 pageviews2026-06-30 — 24 pageviews2026-07-04 — 25 pageviews2026-07-08 — 11 pageviews2026-07-12 — 23 pageviews2026-07-16 — 18 pageviews2026-07-20 — 15 pageviews2026-07-24 — 13 pageviews2026-07-28 — 21 pageviews2026-08-01 — 28 pageviews2026-08-05 — 11 pageviews2026-08-09 — 29 pageviews2026-08-13 — 18 pageviews2026-08-17 — 21 pageviews2026-08-21 — 15 pageviews2026-08-25 — 31 pageviews2026-08-29 — 22 pageviews2026-09-02 — 20 pageviews2026-09-06 — 24 pageviews2026-09-10 — 14 pageviews2026-09-14 — 18 pageviews2026-09-18 — 12 pageviews2026-09-22 — 20 pageviews2026-09-26 — 35 pageviews2026-09-30 — 15 pageviews2026-10-04 — 20 pageviews2026-10-08 — 16 pageviews2026-10-12 — 18 pageviews
Daily Wikipedia pageviews (attention proxy, census-recorded).

Details

WindowsSingle-playerSteam Trading CardsSteam CloudFamily Sharing1 DLC

1 supported languages: English

Post-launch support: 1 DLC released, first 2015-11-05 (Steam store data)

Player tags

AnimeCrimeCasualNudityMysteryRomanceViolentThrillerAdventureSimulation

Census log

Computed from census-recorded observations only — dates are observation dates.

Players also track

The Cat LadyIf My Heart Had WingsEverlasting SummerDanganronpa: Trigger Happy HavocDanganronpa V3: Killing HarmonyNight CallThe Song of SayaBeyond: Two Souls

Similarity via IGDB.

Wikipedia ↗