MOUSE: P.I. For Hire Review: A Boomer Shooter Noir

Updated 2026-10-15: the stale review counts are gone (live figures sit in the Reception box), and a Verdict built on Steam reviews now says who should buy and who should wait.

TL;DR: MOUSE: P.I. For Hire is a single-player boomer shooter with hand-drawn, black-and-white 1930s cartoon visuals, a real noir mystery plot, and a jazz score. It costs $29.99 on PC and has no co-op. Story fans and Cuphead-style art lovers should buy; combat purists should wait for a sale.

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Current status: October 2026

Steam players rate it Very Positive across all languages, and the Reception box has the current figures alongside the Metacritic score. The price is $29.99, and the latest patch noted in the official store feed is v1.2.2 from July 27; the autumn news posts are bundles and an art book preorder, not new content. The store lists Story DLC as N/A, so this review treats MOUSE as a contained campaign rather than promising future content.

Is MOUSE: P.I. For Hire worth playing? (quick answer)

Yes, if the art and the case pull you in. The reception has held up well past the April 16 launch, and the game's real differentiator remains the combination of art direction, investigation, and shooting. If you want a shooter for its combat depth first, the negative reviews are worth reading before you pay full price.

Key Takeaways

• Developer: Fumi Games, published by PlaySide.
• Price: $29.99 on Steam, PC only.
• Reception: Very Positive on Steam (see the Reception box for the live numbers and Metacritic).
• Genre: first-person boomer shooter, single-player only, no co-op or multiplayer.
• Setting: 1930s noir detective story, hand-drawn black-and-white rubber-hose art, protagonist Jack Pepper.
• Released: April 16, 2026.

What MOUSE: P.I. For Hire actually is

Jack Pepper is a war-hero-turned-private-investigator working the city of Mouseburg, and the game opens on what looks like a routine missing persons case. It doesn't stay routine. Corruption, kidnapping, and murder all surface as the investigation deepens, and the noir framing isn't cosmetic dressing on top of a generic shooter campaign, it's the actual throughline holding the level-to-level combat together.

The visual style is the thing everyone notices first, and for good reason: it's hand-drawn, frame by frame, in black and white, deliberately evoking 1930s rubber-hose cartoons rather than just referencing them. An original big band jazz score plays underneath it. Whether that holds up past the first hours is where Steam players split, and the split is the whole verdict below.

Boss encounters lean into the cartoon-logic weirdness the visual style promises, robotic enemies, electrical effects, and factory-floor set pieces well beyond the noir detective office framing.

Gameplay: a real arsenal, not a reskinned default loadout

This is explicitly a boomer shooter, meaning fast movement, direct combat, and a growing weapon roster rather than cover-based tactical pacing. The store page describes "crackling machine guns to explosive firepower," classic and "creatively twisted" firearms, and power-ups described with a cartoon logic ("spinach-loaded punch") that matches the visual tone instead of feeling bolted on.

Environments vary meaningfully across the campaign: dark city streets, film studios, an opera house, and a swamp all appear as distinct settings rather than reskinned versions of the same level geometry. Boss battles are a stated highlight, and the screenshots back that up: enemies get genuinely strange, robotic mouse constructs with electrical effects among them, not just bigger versions of standard enemies.

The Mouseburg overworld map ties the level structure back to the detective framing directly, chained buildings mark districts you haven't unlocked yet, so progressing the case is what opens up new places to investigate, not a separate level-select menu bolted on top.

GODEEPER: If retro-styled shooters are your thing, our indie co-op picks list covers a different corner of that space for when you want a second player along instead of going it alone. Best Indie Co-op Games Steam Summer Sale 2026: 6 Picks →

Where it's limited

No co-op or multiplayer exists here, full stop, so anyone hoping to bring a friend into Mouseburg is out of luck. That's a deliberate scope choice, not a missing feature, but it's worth knowing going in if multiplayer is part of what you want from a boomer shooter right now.

The genre itself is crowded. Retro-styled, arena-focused FPS games have had a real resurgence (our look at PAPERHEAD's cardboard boomer shooter demo is another recent example of the same wave), and MOUSE: P.I. For Hire has to earn its spot in that lane on more than its art style alone. The steady reception months after launch says most buyers think it does, but the visual hook is what gets you to try it, and the noir plot and combat variety are what have to actually hold up after that.

The store currently lists Story DLC as N/A. If you are looking for a long-tail live-service commitment, this is not built for that; it is a contained campaign experience at the time of this audit. Given the $29.99 price sits at the higher end for a single-player indie shooter, that is a real factor to weigh if endless replayability matters more than a strong story-driven playthrough.

Tips

Don't skip the investigation beats expecting pure arcade shooting

The noir plot is doing real work here. Rushing past the detective-story elements for the gunplay undersells what makes the game hold together.

Budget more than a weekend if you want the full story

With no official completion time published, and community Let's Play coverage running into double-digit video parts, this reads as a meaningfully long campaign, not a quick arcade run. Plan accordingly if you're going in for the story.

Adjust difficulty early rather than fighting a mismatched setting

The store page confirms adjustable difficulty and options like playable-without-timed-input, so if a boss fight feels tuned wrong for you, that's a settings problem to fix immediately rather than something to push through on principle.

Verdict

Steam's positive reviews lead with the art and the feel. One player says it "feels like an old-school cartoon brought back to life" with "a good variety of weapons" and that it "runs surprisingly well on the Steam Deck" (Steam review). Even the fans add caveats: "some dialogues felt way too long and honestly got a little annoying" (Steam review), and another recommends it while saying "the combat became boring and tedious pretty fast" (Steam review). The negative reviews sharpen that into the main complaint: "Great art style, great voice actors, very below average gameplay" (Steam review), and "The only thing the game has going for it, is its unique aesthetics" (Steam review).

Who it suits: players who want a story-led single-player shooter with a look nothing else has, Cuphead and rubber-hose animation fans, and Steam Deck players. The jazz score and the detective framing are what the happy reviews keep coming back to.

Who should wait: players who buy boomer shooters for deep, varied combat, anyone who skips dialogue, and anyone who wants co-op. At full price for a contained campaign with no announced story DLC, a sale is the safer way in.

Frequently Asked Questions

What is MOUSE: P.I. For Hire? A first-person boomer shooter from Fumi Games with hand-drawn, black-and-white 1930s rubber-hose visuals. You play Jack Pepper, a war-hero-turned-detective investigating a missing persons case that unravels into a conspiracy involving corruption, kidnapping, and murder in the city of Mouseburg.

Is MOUSE: P.I. For Hire worth playing? For players drawn to the art and the noir story, yes: Steam players rate it Very Positive. The negative reviews say the combat is shallow once the look wears off, so players who buy shooters for the gunplay alone should wait for a sale.

Does MOUSE: P.I. For Hire have multiplayer or co-op? No. It's confirmed single-player only on its Steam store page. If co-op is what you're after in this genre, look elsewhere.

What platforms is MOUSE: P.I. For Hire on? PC via Steam, priced at $29.99.

How long does MOUSE: P.I. For Hire take to beat? Fumi Games hasn't published an official completion time, and no confirmed third-party estimate exists as of this review. Community Let's Play series running into double-digit parts suggest a full campaign runs a meaningful number of hours, not a short arcade experience.

Related Reading

• Best Indie Co-op Games Steam Summer Sale 2026: 6 Picks: for when you want a co-op alternative in a similar indie price range.
• How to Fish Review: a physics-first group game if you want the opposite of MOUSE's solo structure.
• Pax Autocratica Review: a systems-heavy Early Access alternative with a very different tone.
• ReStory Review: another contained indie campaign whose identity comes from its presentation and loop.
• Mortal Shell II Review: a combat-first comparison for players choosing between different kinds of action game.
• Tainted Grail Review: a larger dark-fantasy campaign when you want more RPG structure.
• Kristala Review: another stylized action game with a distinctive visual identity.
• Paperhead Next Fest Demo: a newer boomer-shooter comparison built around a different visual hook.

References

• MOUSE: P.I. For Hire on Steam: official store page, price, and live review data
• MOUSE: P.I. For Hire Official Launch Trailer: official gameplay and story reveal