Frostborn: Co-op Survival icon
Last Day on Earth: Survival icon
Sunday City: Life RolePlay icon
+1

Kefir

For hardcore and mid-core mobile gamers interested in resource management, base fortification, and cooperative multiplayer survival.

4apps4.4(5.1M)GamesSimulation

Snapshot

Who is Kefir?

Creating immersive survival and life simulation experiences through deep crafting, base-building, and social systems.

Target audience

HardcoreMid-core mobile gamers interested in resource managementBase fortification

Active nemesis

FunPlus International AG

Other rivals

Portfolio

Free 4
4
apps
Games3
Simulation1

Last updated

Last Day on Earth: Survival

v1.49.0

3mo ago

Intense

Publisher DNA

What defines Kefir?

Publisher DNA

Primary focus

Mobile survival and life simulation games

Scale

indie

Target audience

Hardcore and mid-core mobile gamers interested in resource management, base fortification, and cooperative multiplayer survival.

Signature Patterns

  • โ€ขHeavy emphasis on isometric survival-crafting and base-building mechanics
  • โ€ขIntegration of complex social structures including clans and multiplayer hubs
  • โ€ขFreemium monetization focusing on resource acquisition and progression speed-ups
  • โ€ขHigh-frequency update schedule to maintain long-term live-service engagement
  • โ€ขConsistent focus on detailed 3D environments and character progression
Intense

Portfolio momentum

With 21 updates across 3 active titles in the last 6 months, the publisher maintains an exceptionally high development cadence for its live-service games.

Last release 13d agoActive apps 3

Portfolio

What does Kefir ship?

Apps

4 apps analysed

Last Day on Earth: Survival icon
Last Day on Earth: Survival

Fight the apocalypse! Build your shelter, craft weapons, and survive the undead.

4.4(4.7M)
View Intel โ†’

Vehicle assembly mechanics differentiate the exploration meta

  • Core survival gameplay loop provides long-term entertainment value for players who enjoy deep resource management
  • Frequent server connection errors and loading screen freezes prevent players from accessing the game after updating
Sunday City: Life RolePlay icon
Sunday City: Life RolePlay

Explore the open world and run your business empire in this real life simulator!

4.7(53.9K)
View Intel โ†’

Analysis in progress

Sunday City: Life Simulator icon
Sunday City: Life Simulator

Explore the open world and run your business empire in this real life simulator!

4.5(30.6K)
View Intel โ†’

Distributed across 11 markets, strongest in Europe.

Based on 2 of 4 apps with localized market data, more coverage rolling in as scans complete ยท last scanned .

Americas (3)

  • Brazil2 / 2
  • Mexico2 / 2
  • United States2 / 2

Europe (6)

  • France2 / 2
  • Germany2 / 2
  • Italy2 / 2
  • Portugal2 / 2
  • Spain2 / 2
โ€บ+1 more europe market
  • Sweden1 / 2

Asia-Pacific (2)

  • Japan2 / 2
  • South Korea1 / 2

Core markets (2/2 apps)

BrazilFranceGermanyItalyJapanMexicoPortugalSpainUnited States

User Sentiment

How do users feel about their apps?

0

Positive apps

0

Neutral / mixed

1

Negative apps

35/100

Avg sentiment score

Rivals

Who does Kefir compete with?

The rivals identified

Nemeses(1)

FunPlus International AG

known forState of Survival: Zombie War

1 app4.3Games

Dominates the zombie survival market with massive scale and a high-frequency release cadence that keeps the meta-game evolving.

Contenders(2)

Galaxy Play Technology

known forThe Walking Dead: Survivors

1 app4.5Games

Leverages a powerful global IP to attract users, combined with a high-frequency update schedule that rivals the market leaders.

LONG TECH NETWORK

known forLast Shelter: Survival

1 app4.0Games

A veteran competitor with a massive user base and a highly active development cycle focused on long-term survival strategy.

Same space(4)

Helio Games

known forMutiny: Pirate Survival RPG

1 app4.3Games

Shares the exact same core survival/crafting mechanics as the target but applies them to a pirate theme.

NetEase Games

known forLifeAfter

1 app3.5Games

A high-production-value survival game that competes for the same audience interested in open-world exploration.

RMIND GAMES L.L.C-FZ

known forDay R Survival: Last Survivor

1 app4.3Games

A direct thematic peer focusing on hardcore survival mechanics in a post-apocalyptic setting.

Royal Ark

known forDawn of Zombies: Survival Game

1 app4.3Games

A direct genre peer that mirrors the target's isometric survival and crafting gameplay loop.

New entrants(1)

Level Infinite

known forUndawn

1 app4.1Games

A high-budget, modern entrant that brings AAA-quality graphics and mechanics to the mobile survival space.

The Analyst's Read

The bottom line on Kefir

Bottom line

Kefir is a specialized studio that has successfully productized the hardcore survival loop for mobile. Their transition from the aging but massive Last Day on Earth to newer themes like Sunday City will determine if they can remain a category leader as the survival market matures.

Frequently asked questions

How many apps does Kefir publish?
Kefir has 4 apps tracked by Marlvel, primarily in the Games category.
What kind of apps does Kefir make?
Kefir's portfolio is concentrated in Games and Simulation, with an average rating of 4.4/5 across rated apps.
What is Kefir's top app?
By review volume across the portfolio, Last Day on Earth: Survival is Kefir's best-known app tracked by Marlvel.
In how many countries are Kefir's apps available?
Marlvel has tracked Kefir's apps across 11 countries.

What fed this analysis

Apps analyzed:
3
With full intel:
1
With overview:
3
Website scraped:
yes
Social presence:
yes

Disclosure: Independent intel to help mobile builders succeed.

AI-powered analysis with automated quality gates, built from publicly available sources. Marlvel.ai is not affiliated with, endorsed by, or sponsored by Kefir, its developer, the app publisher, Apple, or Google Play. All trademarks, logos, and screenshots referenced remain the property of their respective owners.

Cite this report

Marlvel.ai. โ€œKefir intelligence.โ€ Updated 2026-04-28. https://marlvel.ai/publishers/kefir

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Data licensed under CC-BY-NC 4.0