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Weathergraph weather widget icon

Tomas Kafka

For outdoor enthusiasts requiring granular weather metrics and IT professionals managing digital infrastructure.

2apps2.1(497)UtilitiesWeather

Snapshot

Who is Tomas Kafka?

Providing outdoor enthusiasts and IT professionals with high-density visual data and privacy-first utility tools.

Target audience

Outdoor enthusiasts requiring granular weather metricsIT professionals managing digital infrastructure

Active nemesis

Windfinder

Other rivals

Portfolio

Free 2
2
apps
Utilities1
Weather1

Last updated

Weathergraph weather widget

v1.0.341

4mo ago

Intense

Publisher DNA

What defines Tomas Kafka?

Publisher DNA

Primary focus

Visual weather tools and privacy-centric utilities

Scale

indie

Target audience

Outdoor enthusiasts requiring granular weather metrics and IT professionals managing digital infrastructure.

Signature Patterns

  • Emphasis on high-density visual data and customizable charts
  • Privacy-focused architecture with local-only data processing
  • Support for niche hardware platforms including Garmin and Pebble
  • Frequent update cadence for maintenance and feature parity
Intense

Portfolio momentum

Maintaining an extremely high development cadence with 13 releases across 2 active apps in the last 6 months.

Last release 15d agoActive apps 2

Portfolio

What does Tomas Kafka ship?

Apps

2 apps analysed

Rivals

Who does Tomas Kafka compete with?

The rivals identified

Nemeses(1)

Windfinder

known forWindfinder: Wind & Weather map

1 app4.7Weather

Both apps target outdoor enthusiasts who require granular, location-specific weather data, creating direct competition for the same user base of hikers, sailors, and surfers.

Contenders(10)

Bjorn Jenssen

known forUV Index Widget - Worldwide

1 app4.8Weather

Both apps compete for home screen space among outdoor enthusiasts, with Weathergraph providing general weather metrics and UV Index Widget specializing in sun exposure tracking.

Good To Forecast

known forUAV Forecast for Drone Pilots

1 appWeather

Both apps target outdoor enthusiasts requiring granular, location-specific weather metrics, with UAV Forecast capturing the drone-specific segment of Weathergraph's broader outdoor audience.

Meteo365

known forMountain-Forecast.com

2 apps4.8Weather

Both apps target outdoor enthusiasts requiring offline weather data for planning, creating direct competition for users who prioritize reliable meteorological insights in remote environments.

Mosaic S.r.l.

known forClime: NOAA Weather Radar Live

2 apps4.5Weather

Targets safety-conscious users with specialized tracking modules, providing a professional-grade alternative to Weathergraph's general outdoor focus.

Neave Interactive

known forZoom Earth - Weather Forecast

2 apps4.7Weather

Both apps target weather enthusiasts requiring granular environmental data, with Weathergraph focusing on chart-based forecasting and Zoom Earth on satellite-based tracking.

Photo & Video Editors - Instant Solution

known forWeather Hi-Def Radar Forecast

1 app4.6Weather

Both apps compete for location-specific weather monitoring, targeting users who require immediate awareness of changing conditions.

Ventusky s.r.o.

known forVentusky: Weather Forecast

1 app4.8Weather

Both apps target outdoor enthusiasts with high-precision weather data, creating direct competition for users seeking granular meteorological insights for planning.

WeatherBug

known forWeatherBug: Weather Forecast

1 app4.8Weather

Both apps target outdoor enthusiasts with granular weather data, competing directly for users who require precise, location-specific forecasts for activities like hiking and cycling.

Windy Weather World

known forWindy.app — Wind, Tides, Radar

1 app4.7Weather

Both apps target outdoor enthusiasts with granular meteorological data and utilize a freemium model, creating direct competition for users seeking activity-specific weather planning.

Windyty, SE

known forWindy.com

1 app4.7Weather

Both apps target outdoor enthusiasts with high-density meteorological data, creating direct competition for users who prioritize granular, chart-based weather visualization over simple forecasts.

Same space(17)

AccuWeather International

known forAccuWeather: Weather Forecast

1 app4.6Weather

Provides proprietary indices for critical decision-making, serving as a high-accuracy alternative for users who need more than standard forecasts.

Alpred, S.L.

known forMeteored - Weather Radar

1 app4.7Weather

Provides localized alerts and cross-platform accessibility, complementing Weathergraph's widget-centric design for users needing official event notifications.

Brilliant Apps Sweden AB

known forSunSafe: UV Index & Tanning

1 app4.8Weather

Focuses on UV and tanning, serving as a niche outdoor utility for users who need specific health-related environmental data.

BUCKET LIST LABS S.L.

known forWeather Pro · Radar Alerts

1 app4.6Weather

Focuses on visual clarity and real-time alerts, serving as a companion for users who prioritize immersive animations over raw data charts.

Contrast

known forWeather Up + AccuWeather Data

1 app4.5Weather

Shares a widget-first design philosophy with Weathergraph but offers multi-source forecast flexibility for users who want to compare different data providers.

DTN Germany

known forWeatherPro

1 app3.4Weather

Provides global data and satellite imagery, serving users who need visual environmental metrics for outdoor activity planning.

Grailr

known forCARROT Weather: Alerts & Radar

1 app4.7Weather

Combines high-accuracy data with a personality-driven interface, serving users who want an interactive experience alongside their weather metrics.

Impala Studios

known forStorm Tracker°

1 app4.6Weather

Focuses on extreme weather patterns, serving as a specialized tool for users in storm-prone regions.

Magic Snail

known forWeatherly:Forecast&Radar

1 app3.3Weather

Provides standard 15-day outlooks and basic conditions for users seeking simple, reliable weather information.

Matrix Software Co.

known forWeather Forecast ٞ

1 app4.5Weather

Acts as a general-purpose alternative for users seeking standard 15-day forecasts and basic atmospheric metrics.

meteoblue

known formeteoblue weather & maps

1 app4.8Weather

Offers professional-grade accuracy for diverse environments, serving users who require high-resolution data for specialized outdoor activities.

MeteoLab

known forRainViewer: Live Weather Radar

1 app4.6Weather

Offers pro-grade radar and multi-model forecasting, serving as a specialized data source for users who require more depth than standard widget displays.

Nico Tranquilli

known forEarthquake - alerts and map

1 app4.7Weather

Provides seismic monitoring, serving as a safety-critical adjacent tool for users who also track weather-related environmental risks.

The Weather Channel Interactive

known forThe Weather Channel - Radar

2 apps4.8Weather

Serves as a high-frequency utility for general users, contrasting with Weathergraph's focus on granular, offline-capable charts for outdoor enthusiasts.

weawow

known forWeather & Widget - Weawow

2 apps4.9Weather

Appeals to enthusiasts who value ad-free experiences and multi-source comparison, contrasting with Weathergraph's chart-heavy, subscription-oriented model.

Provides specialized modules for niche outdoor activities like skiing, serving users who need more than standard weather metrics.

WISUKI GLOBAL, S.L.

known forWisuki - Wind and Waves

1 app4.3Weather

Integrates social features with wind and wave data, serving as a specialized tool for water sports enthusiasts.

New entrants(2)

Acme Weather

known forAcme Weather

1 app4.7Weather

Focuses on forecast uncertainty, serving power users who want to understand the range of potential weather outcomes.

Ilsur Gabdulkhakov

known forMeteor Shower: Alerts

1 app0.0Weather

Provides astronomical forecasts, serving as a niche environmental utility for users interested in celestial events.

The Analyst's Read

The bottom line on Tomas Kafka

Bottom line

Tomas Kafka is a disciplined indie developer successfully targeting power users who value data density and privacy. The high update velocity and expansion into IT utilities suggest a sustainable, developer-centric growth model focused on high-utility niches.

Frequently asked questions

How many apps does Tomas Kafka publish?
Tomas Kafka has 2 apps tracked by Marlvel, primarily in the Utilities category.
What kind of apps does Tomas Kafka make?
Tomas Kafka's portfolio is concentrated in Utilities and Weather, with an average rating of 2.1/5 across rated apps.
What is Tomas Kafka's top app?
By review volume across the portfolio, Weathergraph weather widget is Tomas Kafka's best-known app tracked by Marlvel.

What fed this analysis

Apps analyzed:
2
With full intel:
0
With overview:
2
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 Tomas Kafka, 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. “Tomas Kafka intelligence.” Updated 2026-04-28. https://marlvel.ai/publishers/tomas-kafka

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Data licensed under CC-BY-NC 4.0