Boxing Training & Workout App icon
Home Workout – No Equipment icon
Round Timer icon
+3

Plain and Simple Software

For combat sports athletes, HIIT practitioners, and home-workout enthusiasts seeking structured, equipment-free training and timing solutions.

6apps4.6(11.9K)Health & Fitness

Snapshot

Who is Plain and Simple Software?

Providing specialized timing and training tools for combat sports athletes and fitness enthusiasts. Enabling precise, interval-based workout management for home and gym environments.

Target audience

Combat sports athletesHIIT practitionersHome-workout enthusiasts seeking structured

Active nemesis

FITNESS22

Other rivals

Portfolio

Free 4
6
apps
Health & Fitness6

Last updated

Boxing Training & Workout App

v2.6.0

5mo ago

Intense

Publisher DNA

What defines Plain and Simple Software?

Publisher DNA

Primary focus

Health & Fitness · Combat sports and interval training tools

Scale

indie

Target audience

Combat sports athletes, HIIT practitioners, and home-workout enthusiasts seeking structured, equipment-free training and timing solutions.

Signature Patterns

  • Strong focus on interval-based training and combat-specific workout timers.
  • Monetization strategy leans heavily on free-to-use models with high accessibility.
  • Product design emphasizes hands-free operation and customizable session segments.
  • Consistent focus on at-home, equipment-free fitness solutions.
Intense

Portfolio momentum

Released 11 updates across the portfolio in the last 6 months, with the majority of top titles receiving maintenance or feature updates within the last 30 days.

Last release 24d agoActive apps 4Abandoned 2

Portfolio

What does Plain and Simple Software ship?

Apps

6 apps analysed

Boxing Training & Workout App icon
Boxing Training & Workout App

Kickboxing, Muay Thai, MMA, UFC, and boxing punching bag & shadowboxing workouts

4.8(10.6K)
Home Workout – No Equipment icon
Home Workout – No Equipment

Effective full-body at home HIIT training, boxing-inspired, no equipment needed.

5.0(173)
Round Timer icon
Round Timer

Customize rounds with this versatile Kickboxing, Muay Thai, and Boxing Timer

5.0(1.1K)
Six Pack in 30 Days - Abs Pro icon
Six Pack in 30 Days - Abs Pro

Ab Workout Challenge For Effective Core and Abs Training at Home or Gym

5.0(19)

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

Based on 1 of 6 apps with localized market data, more coverage rolling in as scans complete · last scanned .

Americas (1)

  • United States1 / 1

Core markets (1/1 apps)

United States

Rivals

Who does Plain and Simple Software compete with?

The rivals identified

Nemeses(1)

FITNESS22

known forGymverse: AI Gym Workout Plans

1 app4.8Health & Fitness

Both apps target athletes seeking structured training, though Gymverse focuses on long-term progression while UltraTrainer targets immediate reaction speed through randomized audio cues.

Contenders(10)

Anuj Seth

known forTabata Timer and HIIT Timer

1 app4.8Health & Fitness

Both apps target athletes requiring interval timing, but Tabata Timer and HIIT Timer captures the mass market through a free pricing model and broad exercise support.

ArGames

known forTimer Plus - Workouts Timer

1 app4.7Health & Fitness

Both apps target the interval training market, with Timer Plus capturing the mass-market HIIT and Tabata segment while UltraTrainer focuses on specialized reaction-based drills.

Float Tech

known forInterval Timer □ HIIT Timer

1 app4.8Health & Fitness

Both apps target athletes requiring interval tracking, but Interval Timer captures the broader HIIT market through its freemium model and high-volume user base.

Ladder Technologies

known forLADDER Strength Training Plans

1 app4.9Health & Fitness

Both apps target athletes seeking structured training, though UltraTrainer focuses on reaction speed drills while Ladder provides strength programming.

NEO PIXEL LABS PTE

known forInterval Timer - Tabata Timer

1 app4.5Health & Fitness

Both apps target athletes managing interval-based training, with UltraTrainer focusing on reaction drills while the rival serves general HIIT and circuit workouts.

Runloop

known forSeconds Pro Interval Timer

2 apps4.8Health & Fitness

Directly overlaps with UltraTrainer's interval timing utility but uses a one-time purchase model instead of paid-only access.

SIMPLETOUCH

known forTabata Pro HIIT Interval Timer

1 app4.9Health & Fitness

Both apps target the interval training market, with Tabata Pro competing for the same user base through a free, high-volume distribution model.

SmartWOD

known forSmartWOD Timer - WOD Clock

1 app4.9Health & Fitness

Both apps target athletes requiring interval timing, but SmartWOD captures the general fitness market while UltraTrainer focuses on reaction-based training.

Sunny Studio

known forInterval Timer ++

1 app4.9Health & Fitness

Both apps target fitness enthusiasts managing timed intervals, creating direct competition for users seeking workout management tools.

WELLTECH APPS

known forMuscle Booster Workout Tracker

1 app4.6Health & Fitness

Both apps target athletes seeking structured workout routines, though UltraTrainer focuses on reaction-based interval drills while Muscle Booster emphasizes biometric-tracked training plans.

Same space(19)

Axiom Mobile

known forTabata HIIT. Interval Training

1 app4.7Health & Fitness

Serves the same HIIT-focused demographic as UltraTrainer by providing a dedicated interval timer with integrated training plans.

Billy Dean

known forSTRIKR: Audio Striking Coach

1 app4.2Health & Fitness

Provides an audio-based striking coach that serves the same martial arts audience as UltraTrainer's randomized action intervals.

Caleb Dickson

known forPunch AI - Boxing Coach

1 app5.0Health & Fitness

Uses computer vision to track boxing performance, offering a more automated alternative to UltraTrainer's manual drill recording.

dreamspark

known forInterval Timer

1 app4.9Health & Fitness

Provides a minimalist, ad-supported alternative to UltraTrainer's interval timing for users seeking a free, glanceable interface.

Fast Builder

known forHIIT • Workouts & Timer

1 app4.8Health & Fitness

Provides an alternative to UltraTrainer's interval-based workouts by offering guided sessions rather than just timing tools.

FIRAT YILDIZHAN

known forBoxing Workout AI: SparPad Pro

1 app4.8Health & Fitness

Offers an AI-driven alternative to UltraTrainer's manual drill recording for boxing-specific training.

Hykso

known forFightCamp Home Boxing Workouts

1 app4.9Health & Fitness

Competes for the same martial arts training segment by replacing UltraTrainer's software-only approach with proprietary hardware-linked metrics.

iFit

known foriFIT Personal Trainer

1 app4.7Health & Fitness

Targets the same fitness-focused audience as UltraTrainer but replaces manual drill recording with AI-driven, cinematic coaching.

Marc Gauthier

known forShadow Boxing Workout App

1 app4.9Health & Fitness

Shares the martial arts training focus of UltraTrainer but emphasizes guided shadow boxing sessions over raw interval timing.

Morpheus Labs

known forMorpheus Training

1 app4.8Health & Fitness

Targets the same cardio-focused athlete demographic as UltraTrainer but uses physiological data to guide training intensity.

Nils Ackermann

known forBoxing Coach Workout Timer

1 app4.5Health & Fitness

Targets the same boxing-specific audience as UltraTrainer with a focus on round-based timing and preconfigured schedules.

Oguz Kaytanci

known forReflex Training Exercises

1 app4.7Health & Fitness

Focuses on the same reaction-time improvement goal as UltraTrainer but uses cognitive exercises rather than physical interval drills.

Prometheus Interactive

known forHIIT & Tabata: Interval Timer

1 app4.7Health & Fitness

Offers a basic interval timing utility that serves the same HIIT-focused audience as UltraTrainer.

Solid Solutions OU

known forBoxing Training: Bag Workouts

1 app4.9Health & Fitness

Provides a guided combat training experience that complements UltraTrainer's interval-focused approach for martial artists.

Strava

known forRunna: Running Plans & Coach

2 apps4.9Health & Fitness

Targets the same endurance-focused athlete demographic but shifts the focus from simple interval timing to dynamic, science-backed training plans.

Strong Fitness PTE

known forStrong Workout Tracker Gym Log

1 app4.9Health & Fitness

Serves the same strength-training audience as UltraTrainer but replaces randomized audio cues with a manual, distraction-free logging interface.

Sweet Science Boxing

known forPRO BOXING: Training & Workout

1 app4.7Health & Fitness

Targets the same serious boxing audience as UltraTrainer by providing structured programming for combat skills.

Thang Nguyen

known forBoxing Interval Timer

1 app4.8Health & Fitness

Offers a direct alternative to UltraTrainer's core interval timing functionality with a focus on round-based sports.

Zack Bartel

known forCallout - The Boxing App

1 app4.5Health & Fitness

Shares the audio-cue focus of UltraTrainer but specifically calls out punch combinations for boxing workouts.

The Analyst's Read

The bottom line on Plain and Simple Software

Bottom line

The publisher maintains a disciplined focus on the combat fitness niche, successfully leveraging high-utility tools to drive user engagement. Their ability to maintain a high weighted rating across a small, focused portfolio indicates strong product-market fit within the fitness utility segment.

Frequently asked questions

How many apps does Plain and Simple Software publish?
Plain and Simple Software has 6 apps tracked by Marlvel, primarily in the Health & Fitness category.
What kind of apps does Plain and Simple Software make?
Plain and Simple Software's portfolio is concentrated in Health & Fitness, with an average rating of 4.6/5 across rated apps.
What is Plain and Simple Software's top app?
By review volume across the portfolio, Boxing Training & Workout App is Plain and Simple Software's best-known app tracked by Marlvel.
In how many countries are Plain and Simple Software's apps available?
Marlvel has tracked Plain and Simple Software's apps across 1 country.

What fed this analysis

Apps analyzed:
6
With full intel:
0
With overview:
6
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 Plain and Simple Software, 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. “Plain and Simple Software intelligence.” Updated 2026-05-04. https://marlvel.ai/publishers/plain-and-simple-software

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Data licensed under CC-BY-NC 4.0