Farmlend LMS icon
Rules! icon
SKOLKOVO управление обучением icon
+2

137b

For corporate employees, university students, and K-11 students utilizing institutional learning platforms.

Known forRules!
5apps1.8(69)EducationGames

Snapshot

Who is 137b?

Providing specialized digital learning platforms for corporate and academic institutions. Enabling structured remote education and professional development.

Target audience

Corporate employeesUniversity studentsK-11 students utilizing institutional learning platforms

Top rival

Bobodoo Game

Other rivals

Portfolio

Free 4
5
apps
Education4
Games1

Last updated

Rules!

v5.0

2.4y ago

Active

Publisher DNA

What defines 137b?

Publisher DNA

Primary focus

Educational software and LMS platforms

Scale

indie

Target audience

Corporate employees, university students, and K-11 students utilizing institutional learning platforms.

Signature Patterns

  • Strong focus on B2B2C educational platforms and LMS solutions
  • Monetization primarily via institutional service models rather than consumer in-app purchases
  • Integration of administrative tools like scheduling and progress tracking
  • Development of specialized content for academic and corporate compliance training
Active

Portfolio momentum

Released 4 updates across 5 apps in the last 6 months, indicating a consistent development cycle focused on their educational platform suite.

Last release 35d agoActive apps 4

Portfolio

What does 137b ship?

Apps

5 apps analysed

Farmlend LMS icon
Farmlend LMS

The Farmlend application will help your team grow professionally and develop!

0.0
View Intel →
SKOLKOVO управление обучением icon
SKOLKOVO управление обучением

SKOLKOVO LMS - a unified digital educational space of the Moscow School of Management SKOLKOVO

0.0
View Intel →
ВШМ СПбГУ — OWL LMS icon
ВШМ СПбГУ — OWL LMS

A convenient digital solution for online learning at the Graduate School of Management of St. Petersburg State University

0.0
View Intel →
ЭдПалм icon
ЭдПалм

EdPalm - online platform for education and certification from grades 1 to 11

5.0(2)
View Intel →

Rivals

Who does 137b compete with?

The rivals identified

Same space(10)

Bobodoo Game

known forWater Sort! Color Sort Puzzle

1 app4.9Games

Shares the casual puzzle space by offering a relaxing, color-based logic loop that serves as a low-stress alternative to the source app's memory tasks.

Brainteaser Puzzle Game Studio

known forBlock Color Mania, Puzzle Game

1 app4.9Games

Offers a tactile, no-timer sorting experience that serves as a low-pressure alternative to the source app's fast-paced memory puzzles.

FALCON GAMES

known forGoods Puzzle: Sort Challenge™

1 app4.7Games

Provides a short-session matching experience that competes for the same casual player time as the source app's memory puzzles.

GamoVation

known forTile Club - Matching Game

2 apps4.8Games

Appeals to the same casual puzzle audience through a social-first matching loop that contrasts with the source app's individual memory challenges.

JoyGame Studio

known forBrain Puzzle 3: Crazy Mind

1 app4.4Games

Provides a varied collection of logic and memory challenges that compete for the same casual brain-training audience as the source app.

Lessmore

known forArrows – Puzzle Escape

2 apps4.8Games

Targets the same casual puzzle segment with a minimalist logic-based experience that contrasts with the source app's multi-touch memory focus.

Lion Studios Plus

known forArrow Out

2 apps4.6Games

Targets the same casual puzzle demographic with grid-based logic challenges that prioritize offline access over the source app's multi-touch memory focus.

Oakever Games

known forMeowdoku!

2 apps4.6Games

Offers a logic-based puzzle alternative that requires spatial deduction, appealing to the same casual demographic as the source app.

Rollic Games

known forCar Sort: Color Puzzle

1 app4.7Games

Engages the same casual puzzle audience through a traffic-management logic loop that differs from the source app's memory-based gameplay.

UNICO STUDIO

known forBrain Test: Tricky Puzzles

2 apps4.7Games

Serves the same casual puzzle audience but uses a high-frequency, ad-supported riddle loop instead of the memory-based mechanics found in the source app.

New entrants(2)

Cypher Games

known forRoyal Smash! - Physics Puzzle

2 apps4.6Games

Targets the same casual puzzle market with a physics-based destruction loop that contrasts with the source app's memory-testing focus.

EVERFUN

known forFood Hunt: Pixel Puzzle

1 appGames

Serves the same casual puzzle audience with a visually-oriented swarm simulation that differs from the source app's memory-based multi-touch puzzles.

The Analyst's Read

The bottom line on 137b

Bottom line

The publisher has successfully transitioned from a consumer game developer to a niche provider of institutional learning software. Their future viability depends on maintaining these high-value academic and corporate partnerships.

Frequently asked questions

How many apps does 137b publish?
137b has 5 apps tracked by Marlvel, primarily in the Education category.
What kind of apps does 137b make?
137b's portfolio is concentrated in Education and Games, with an average rating of 1.8/5 across rated apps.
What is 137b's top app?
By review volume across the portfolio, Rules! is 137b's best-known app tracked by Marlvel.

What fed this analysis

Apps analyzed:
5
With full intel:
0
With overview:
5
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 137b, 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. “137b intelligence.” Updated 2026-05-07. https://marlvel.ai/publishers/137b

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Data licensed under CC-BY-NC 4.0