1RM Calculator - One Rep Max icon
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David Bai

For intermediate to advanced strength athletes and weightlifters who follow structured, high-intensity training programs.

4apps4.8(943)Health & Fitness

Snapshot

Who is David Bai?

Providing specialized strength training tools for weightlifters. Automating complex lifting programs to replace manual tracking methods.

Target audience

Intermediate to advanced strength athletesWeightlifters who follow structuredHigh-intensity training programs

Top rival

Alpha Progression

Other rivals

Portfolio

Free 1
4
apps
Health & Fitness4

Last updated

1RM Calculator - One Rep Max

v1.6.2

1.7y ago

Dormant

Publisher DNA

What defines David Bai?

Publisher DNA

Primary focus

Strength training and powerlifting utility apps

Scale

indie

Target audience

Intermediate to advanced strength athletes and weightlifters who follow structured, high-intensity training programs.

Signature Patterns

  • •Focus on automating specific, well-known strength training regimens
  • •Mathematical approach to workout logging and progress tracking
  • •Monetization mix of paid upfront and freemium models
  • •Minimalist interface design centered on utility over social features
Dormant

Portfolio momentum

The portfolio is in a maintenance state with no releases in the last 6 months and 3 out of 4 apps classified as abandoned.

Active apps 0Abandoned 3

Portfolio

What does David Bai ship?

Single-market publisher, every app ships only to United States.

Based on 3 of 4 apps with localized market data, more coverage rolling in as scans complete · last scanned .

Americas (1)

  • United States3 / 3

Core markets (3/3 apps)

United States

Rivals

Who does David Bai compete with?

The rivals identified

Nemeses(1)

Leap Fitness

known forGym Workout Tracker: Gym Log

1 app4.8Health & Fitness

Both apps target strength training enthusiasts, but Smolov Squat Program automates a specific 13-week routine while Gym Workout Tracker provides a general logging utility.

Contenders(2)

BG.Studio

known forGym Workout Tracker & Fitness

1 app4.3Health & Fitness

Both apps target lifters tracking gym progress, but Smolov Squat Program focuses on a specific 13-week strength cycle while the rival offers a broad database of over 500 exercises.

Zilton

known forOne More: Muscu & Gym Tracker

1 app5.0Health & Fitness

Both apps target strength training enthusiasts tracking squat, bench, and deadlift progress. One More competes by offering a free, general-purpose logging interface that contrasts with the rigid, program-specific automation of Smolov Squat Program.

Same space(11)

Alpha Progression

known forAlpha Progression Gym Tracker

1 app4.8Health & Fitness

Supports multiple gym profiles and equipment setups, offering more flexibility than the static Hatch program.

Bunnit_official

known forBurnFit: Gym & Workout Planner

1 app4.3Health & Fitness

Focuses on long-term consistency and habit formation, serving as a general-purpose alternative to the specific Hatch program.

Hevy Gym Workout Tracker

known forHevy - Gym Log Workout Tracker

1 app4.9Health & Fitness

Offers a broader social and routine-building platform for users who outgrow the single-program focus of the Hatch regimen.

Ikki Yoshimiya

known forGym get-fit workout Schedule

1 app4.7Health & Fitness

Provides basic utility tools like RM calculators and interval timers for users who prefer manual tracking.

Lyfta Gym Workout Tracker

known forLyfta: Gym Log Workout Tracker

1 app4.7Health & Fitness

Provides an extensive exercise library and pre-built strength programs for users seeking variety beyond the Hatch regimen.

Symmetry Dev

known forSymmetry: AI Gym Workout Log

1 app4.8Health & Fitness

Gamifies the gym experience and uses artificial intelligence to personalize plans, contrasting with the fixed structure of Hatch.

짐워크

known forGymwork: Workout Tracker Log

1 app0.0Health & Fitness

Provides routines designed by professional athletes, offering an alternative to the Hatch regimen for users seeking expert-led programming.

Fitbod

known forFitbod: Workout & Gym Planner

1 app4.4Health & Fitness

Fitbod provides adaptive AI programming for users who find the Smolov program too restrictive for their daily equipment availability.

Komorebi

known forSmartDiet: Weight Loss Tracker

1 app4.9Health & Fitness

SmartDiet provides the weight and body composition tracking that Smolov users often need to monitor during intensive cycles.

Stronger By Science Technologies

known forMacroFactor - Macro Tracker

2 apps4.8Health & Fitness

Complements strength training by providing automated metabolic tracking, addressing the nutrition side of performance.

Tip Tap Apps

known forPumped Workout Tracker Gym Log

2 apps4.7Health & Fitness

Offers detailed performance analytics for users who want to track progress beyond the scope of a single program.

New entrants(2)

Rubén Soro Esteban

known forTrueLift: Strength & Nutrition

1 app0.0Health & Fitness

Integrates strength programming with nutrition adjustments, providing a coaching experience that adapts to user history.

STARVIA COMPANY

known forYolo Fitness: Lazy Workout

1 app4.3Health & Fitness

Yolo Fitness targets a casual, home-based audience, contrasting with the high-intensity, gym-centric Smolov program.

The Analyst's Read

The bottom line on David Bai

Bottom line

The publisher provides high-utility, specialized tools for a dedicated strength-training audience. While the apps demonstrate strong product-market fit, the lack of recent updates suggests a passive development strategy.

Frequently asked questions

How many apps does David Bai publish?
David Bai has 4 apps tracked by Marlvel, primarily in the Health & Fitness category.
What kind of apps does David Bai make?
David Bai's portfolio is concentrated in Health & Fitness, with an average rating of 4.8/5 across rated apps.
What is David Bai's top app?
By review volume across the portfolio, 1RM Calculator - One Rep Max is David Bai's best-known app tracked by Marlvel.
In how many countries are David Bai's apps available?
Marlvel has tracked David Bai's apps across 1 country.

What fed this analysis

Apps analyzed:
4
With full intel:
0
With overview:
4
Website scraped:
yes
Social presence:
no

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 David Bai, 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. “David Bai intelligence.” Updated 2026-04-30. https://marlvel.ai/publishers/david-bai

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Data licensed under CC-BY-NC 4.0