Report updated Apr 23, 2026

TL;DR:*This report is informational only and not medical advice.* Kahunas is a B2B2C fitness coaching platform that facilitates remote management through a dual-interface system for coaches and clients. Users feel Frustrated, praising coach-client connectivity but frustrated by technical instability. Kahunas has a strong conceptual foundation with its wearable integration, but it is currently crippled by technical debt.|TL;DR:*This report is informational only and not medical advice.* Kahunas is a B2B2C fitness coaching platform that facilitates remote management through a dual-interface system for coaches and clients. Users feel Frustrated, praising coach-client connectivity but frustrated by technical instability. Kahunas has a strong conceptual foundation with its wearable integration, but it is currently crippled by technical debt.
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Kahunas is a challenged health & fitness app that is available. With a 3.0/5 rating from 223 reviews, it faces significant user friction. Users particularly appreciate coach-client connectivity, though technical instability remains a common concern.

What is Kahunas?

Kahunas is a B2B2C fitness coaching platform that facilitates remote management through a dual-interface system for coaches and clients. It differentiates itself through deep integration with Health Connect and wearables to provide data-driven coaching insights. While it offers a comprehensive suite for workout and nutrition management, it currently faces significant headwinds due to technical instability and a frustrated user base.

Current Momentum

v2.8 · 1w ago

Maintenance

Kahunas is currently in maintenance mode with no recent major feature updates identified.

AI-powered deep analysis surfacing high-signal insights. Still in beta, accuracy improves daily. For informational purposes only.

Active Nemesis

Fitness App (ABC Trainerize)

Fitness App (ABC Trainerize)

By Trainerize.com

Other Rivals

TrainingPeaks: Plan Train Lift
SugarWOD
TrueCoach
CoachNow: Sports Coaching App
Virtuagym: Fitness & Workouts
My PT Hub
TrainHeroic: Strength Training
WeStrive

7-Day Rank Pulse 🇺🇸

Health & Fitness

No ranking data

Rating Pulse 🇺🇸

Recent User MoodAI-powered deep analysis surfacing high-signal insights. Still in beta, accuracy improves daily. For informational purposes only.

What makes this app unique?

What Does It Look Like?

How Is The App's Momentum Right Now?

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What Are The Key Features?

Dual-Interface Coaching PlatformDifferentiator

Dedicated portals for both coaches to manage clients and for clients to track their progress.

Health Connect & Wearable IntegrationDifferentiator

Syncs health data from wearables to provide precise fitness tracking and personalized coaching insights.

Workout and Nutrition ManagementStandard

Tools for coaches to assign plans and for clients to log workouts and view nutrition/supplement schedules.

In-App CommunicationStandard

Direct messaging channel between coaches and clients for support and check-ins.

Client Check-in SystemStandard

Structured check-in process for clients to report progress to their coaches.

How much does it cost?

Unknown

While listed as free, the app functions as a B2B2C platform for coaches; monetization likely occurs via the coach's subscription to the platform rather than direct consumer IAPs.

What do users think recently?

High confidence · Latest 100 of 223 total reviews analyzed

What is the recent mood?

Frustrated

Recent user voice shows a frustrated sentiment. Users appreciate coach-client connectivity, but report technical instability and flawed nutrition module.

What Users Love

Coach-Client Connectivity

What Frustrates Users

Technical Instability
Flawed Nutrition Module

What is the competitive landscape for Kahunas?

How's The Health & Fitness Market?

Market outlook for this category

Available very soon

The rivals identified

The Nemesis

  1. -

    Higher rated at 4.9★ vs 3.0★

  2. -

    Features a robust 'Habit Coaching' engine with automated triggers and streaks, whereas Kahunas focuses more on manual check-ins.

  3. -

    Offers a dedicated Apple Watch app for real-time workout tracking, while Kahunas relies on Health Connect/wearable data syncing.

Contenders

Provides proprietary physiological metrics like TSS (Training Stress Score) and IF (Intensity Factor) for data-heavy endurance coaching.

Features a 'Yearly Training Plan' (YTP) calendar view for long-term periodization, compared to Kahunas' more immediate workout/diet plan focus.

Built around a 'Box' or community leaderboard system where clients can give 'fist bumps' and comments on each other's scores.

Optimized for 'Workout of the Day' (WOD) delivery to large groups rather than the 1-on-1 bespoke diet/workout management of Kahunas.

Prioritizes a 'Video-First' communication style where clients upload form videos directly into the workout log for coach telestration.

Features a simplified 'Client-Facing' UI that removes the complexity of diet tracking to focus purely on strength progression.

Peers

Utilizes 'Spaces' for organized, long-term video analysis and side-by-side form comparisons.

Positions as a 'Suite' for all sports, whereas Kahunas is vertically integrated for Health & Fitness (diet + gym).

Includes integrated POS (Point of Sale) and turnstile access control for physical facility owners.

Offers a 3D-animated exercise library with over 5,000 exercises, providing a more visual guidance system than standard video clips.

Includes a 'Custom Branding' tier that allows coaches to white-label the app entirely, a step further than Kahunas' standard interface.

Features an integrated 'Nutrition Database' with barcode scanning, similar to MyFitnessPal, built directly into the coach-client workflow.

Features a 'Marketplace' where famous coaches sell 'Teams' (subscription-based programs) that users can join.

Optimized for the 'Weight Room' experience with large-format UI elements for use during heavy lifting sessions.

New Kids on the Block

Automated 'Client Onboarding' flows that handle contracts, health waivers, and initial assessments in a single mobile journey.

A 'Program Marketplace' that allows coaches to generate passive income by selling one-off PDF or digital plans without active coaching.

Optimized for 'Tablet/Rack' mode, allowing multiple athletes to log workouts on a single shared device in a weight room.

Includes 'Leaderboard' displays designed to be projected onto facility monitors to drive competitive engagement among athletes.

The outtake for Kahunas

Strengths to defend, gaps to attack

Core Strengths

  • Dual-interface architecture for B2B2C workflows
  • Health Connect and wearable data integration
  • Direct coach-client messaging and video support

Critical Frictions

  • High frequency of app crashes and technical instability
  • Dysfunctional nutrition search and barcode scanning
  • Broken onboarding/account creation flow
  • Inability to edit previously logged data

Growth Levers

  • Automated habit coaching to match ABC Trainerize
  • White-labeling options for professional coaching brands
  • Direct integration with endurance hardware (Garmin/Wahoo)

Market Threats

  • High client churn due to 'Frustrated' user sentiment
  • Established rivals (Trainerize, TrueCoach) with superior stability
  • Competitors offering more robust nutrition databases

What are the next best moves?

high

Fix account creation and onboarding flow

Users report being unable to create accounts or bypass login screens, causing immediate churn before the app's value is realized.

high

Stabilize workout logging and session persistence

Technical instability is the #1 complaint theme, with users reporting crashes that kick them out of active workouts.

medium

Implement CRUD functionality for logged data

Users report frustration over being unable to edit typos in logged workouts, which skews their long-term data accuracy.

Feature Gaps vs Competitors

  • Habit Coaching engine (available in ABC Trainerize)
  • Dedicated Apple Watch app (available in ABC Trainerize)
  • Integrated Video Drive for custom libraries (available in ABC Trainerize)
  • Proprietary endurance metrics like TSS/IF (available in TrainingPeaks)
  • Community leaderboards/fist-bumps (available in SugarWOD)

Key Takeaways

Kahunas has a strong conceptual foundation with its wearable integration, but it is currently crippled by technical debt. If I were the PM, I would prioritize stabilizing the core workout and nutrition modules over any new feature development, as the current 'Frustrated' sentiment and 3.0 rating pose an existential threat to the coaches' businesses using the platform.

Where Is It Heading?

Stable

Frustrated mood label and 3.0 rating indicate high risk of churn due to technical instability.

Recent updates (v2.8.8) focus on chat stability and logging optimizations, showing active maintenance but no major feature expansion.

Disclosure

Independent intel to help builders create better apps.

AI-powered analysis with editorial review, built from publicly available sources. See methodology.

Marlvel.ai is not affiliated with, endorsed by, or sponsored by Kahunas, its developer, the app publisher, Apple, or Google Play. All trademarks, logos, and screenshots referenced remain the property of their respective owners.

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Cite this report

Marlvel.ai. “Kahunas Intelligence Report.” Updated Apr 23, 2026. https://marlvel.ai/intel-report/health-fitness/kahunas

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