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Jimmy and the Pulsating Mass

Jimmy and the Pulsating Mass

One day, Jimmy looked inside.

Released Aug 7, 2018 Developer Kasey Ozymy Platforms Windows · Mac RPGIndieHorrorRPGMakerGreat Soundtrack
View on Steam ↗ $14.99 (US · as of 2026-07-26)

What players say

Steam review score and the most-helpful voices, which may include critical ones. Data as of 2026-05-20.

93.9%positive537 reviews
Recommended · 5 found this helpful

“I still think about this game five years later.”

— a player, Steam review · 39 hrs played
Recommended · 2 found this helpful

“Probably the closest thing to Earthbound I've played from the rpgmaker games. Quirky and fun. Highly recommend.”

— a player, Steam review · 21 hrs played
Recommended · 1 found this helpful

“Very very amazing rpg maker game, its up there with lisa and omori”

— a player, Steam review · 43 hrs played
Read more reviews ↗

Player activity

Monthly average concurrent players. Live count fetched 2026-07-24 00:33 UTC · history via SteamCharts.

4playing at last check
724-hour peak
54all-time peak
0 25 50 2019 2020 2021 2022 2023 2024 20 avg · Aug 2018

Price tracking

US-region pricing (USD), sampled twice daily by our own tracker since 2026-07-25. Steam prices vary by region — always confirm your local price on Steam.

$14.99current · sampled 2026-07-26 08:39 UTC
$14.99lowest since tracking began2026-07-25
US14.99 USD
EU14.99 EUR
UK10.99 GBP
Australia21.50 AUD
Canada16.99 CAD
Japan1,480 JPY
Brazil27.99 BRL
China48.00 CNY

Regional prices at last sample, in local currency — Steam sets each region's price independently.

Brazil≈$5.5 China Japan Canada UK US Australia EU≈$17

Cheapest → most expensive, converted to USD at ECB reference rates (2026-07-24). Relative comparison only.

Latest official news

Developer announcements via the Steam news API — links go to the original posts. More across all games on the news hub.

Jul 13, 2026
7/12/26 Bug Fixes

Hey everyone! This update mostly just fixes all the bugs that have come up since the March update. I don't really have a full list of changes since I'm really bad at record-keeping; I'll have to get b

Mar 16, 2026
3/15/26: Major Update

Hey, everyone! As you might have heard, Jimmy and the Pulsating Mass recently got a console release. I wanted to get this version updated to match that, but it might take longer than expected, so I go

Aug 30, 2023
Kickstarter for New Game: Hymn to the Earless God

I'm excited to announce my new game, Hymn to the Earless God ! It's still in development, so right now more than anything, this game needs your support! Please support Hymn to the Earless God on Kicks

Nov 01, 2021
11/1: Mostly small fixes

Hey, everyone! This is hopefully going to be the last update for Jimmy; it's been a while since the last one, so this one is mostly just a fix for a handful of outstanding bugs. As always, if you find

Mar 22, 2019
3/21 Update Large Sprite Crash Fix

Hey, everyone, this update has been a long time coming. While many of you have been able to run Jimmy without any problems, some computers experienced crashes when walking in front of things like sign

Games like Jimmy and the Pulsating Mass

From our knowledge graph — ranked by shared traits, not a black box. Each card says why it's here.

Screenshots

Official Steam store screenshots — click any shot to enlarge.

Facts & details

From the Steam store record, snapshot 2026-05-20.

GenresIndie, RPG
Player tagsRPG · Indie · Horror · RPGMaker · Great Soundtrack · Story Rich · Pixel Graphics · Psychological Horror · Funny · JRPG · Adventure · Gore (SteamSpy community voting)
FeaturesSingle-player · Partial Controller Support · Family Sharing
LanguagesEnglish
Estimated owners20,000 – 50,000 (SteamSpy)
Official sitehttp://rpgmaker.net/g/jimmy/
Minimum system requirements (PC)

Minimum: OS *: Microsoft® Windows® XP / Vista / 7 (32-bit/64-bit) Processor: Intel® Pentium® 4 2.0 GHz equivalent or faster processor Memory: 1 GB RAM Graphics: 1024 x 768 pixels or higher desktop resolution Storage: 300 MB available space