SEED GAME#245 BGG all-time

Captain Sonar(2016)

★ 7.5 BGG2–8 players45 minWeight 2.21
DeductionGrid MovementHidden Movement

Games like Captain Sonar

Looking for games like Captain Sonar? It's a strategy game with real decisions on every turn. This page rounds up 12 of the closest alternatives, scored on mechanical overlap with the original (45%), complexity match (35%), and player-count fit (20%), then weighted by BoardGameGeek community ratings so every pick is one players genuinely rate. The strongest matches come first; the further down you go, the more a game trades exact overlap for a fresh take on the same core appeal.

How ISO scores this list:Mechanic overlap 45%·Complexity proximity 35%·Player-count fit 20%·BGG quality multiplier applied

12 recommendations · scored by ISO

Sonar Family(2018)

★ 6.82–4 playersWeight 1.5
ISO Match
69/100

Shares Grid Movement + 6 more

Grid MovementHidden MovementLine Drawing

1ers Contacts(2025)

★ 7.52–5 playersWeight 2.5
ISO Match
64/100

Shares Deduction + 4 more

DeductionGrid MovementHidden Movement

Specter Ops(2015)

★ 7.22–5 players60 minWeight 2.4
ISO Match
63/100

Shares Grid Movement + 3 more

Dice RollingGrid MovementHidden Movement

Treasure Island(2018)

★ 7.22–5 players45 minWeight 2.2
ISO Match
62/100

Shares Deduction + 3 more

DeductionHand ManagementLine Drawing

Specter Ops: Broken Covenant(2018)

★ 7.52–5 playersWeight 2.3
ISO Match
61/100

Shares Grid Movement + 3 more

Dice RollingGrid MovementHidden Movement

Vampire Radar(2014)

★ 6.42–4 players60 minWeight 2.0
ISO Match
60/100

Shares Grid Movement + 3 more

Grid MovementHidden MovementSecret Unit Deployment

Sonar(2017)

★ 6.72–4 playersWeight 1.9
ISO Match
60/100

Shares Line Drawing + 2 more

Line DrawingSecret Unit DeploymentTeam-Based Game

Escape from the Aliens in Outer Space(2010)

★ 6.92–8 players20 minWeight 2.0
ISO Match
59/100

Shares Grid Movement + 3 more

Grid MovementHexagon GridHidden Movement

The Normandy Campaign(1983)

★ 6.52 players240 minWeight 2.7
ISO Match
59/100

Shares Grid Movement + 3 more

Dice RollingGrid MovementHexagon Grid

Letters from Whitechapel(2011)

★ 7.32–6 players90 minWeight 2.6
ISO Match
58/100

Shares Hidden Movement + 2 more

Hidden MovementMemoryPoint to Point Movement

Whitehall Mystery(2017)

★ 7.52–4 players45 minWeight 2.1
ISO Match
58/100

Shares Hidden Movement + 2 more

Hidden MovementMemoryPoint to Point Movement

The Fury of Dracula(1987)

★ 6.92–4 playersWeight 2.6
ISO Match
58/100

Shares Hidden Movement + 2 more

EventsHidden MovementPoint to Point Movement

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