Comparison

Boxing Interval Timer vs FlexiPro Strength and Mobility

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Boxing Interval Timer

This app provides a customizable interval timer for various round-based sports and high-intensity interval training. Easily set times and sounds for preparation, rounds, and rest, with visual and auditory alerts to keep you on track during your workouts.

Highlights
  • Configurable sounds and times
  • Set preparation, round, and rest intervals
  • Inner round alerts
  • Color phase indication
  • Blinking warning alerts
  • Multiple custom profiles
  • Screen stays on automatically
Features
Read full description

Boxing Interval Timer is a round timer designed for training in any round sport such as Boxing Martial Arts, Wrestling, Mixed Martial Arts (MMA), Muay Thai, Kick Boxing, BJJ, or for any other round timer needs. It’s simple, modern and effective and works well also for HIIT trainings like TABATA, CrossFit. FEATURES: * Fully configurable sounds & times * Set times & sounds for preparation, round, warning, and rest * Inner round alerts * Color indication of phase * Blinking to alert warning * Screen stays on automatically * Works with screen on, or off * Multiple profiles to select * Create custom profile for different sports * Can be used for TABATA, CrossFit and other HIIT exercises * Easy to use Use the timer for when exercising in the gym, running, doing bodyweight exercises, sprints, high-low intensity cycling, boxing, MMA or other martial arts. Even though it says Boxing Interval Timer, you can use it for your TABATA, HIIT(High Intensity Interval Training), CrossFit or circuit training

About

FlexiPro Strength and Mobility

This platform offers active flexibility training specifically designed for martial artists and elite athletes. It focuses on building strength through range of motion with sport-specific programs and expert coaching to enhance performance and aid recovery.

Highlights
  • Active flexibility training
  • Sport-specific programs
  • Strength-through-range exercises
  • Expert coaching access
  • Intelligent progression tracking
  • Professional recovery methods
  • Wearable device integration
Features
Read full description

FlexiPro by Flexibility Maestro: Stronger & More Flexible Unlock your ultimate performance potential with FlexiPro – the premier active flexibility training platform designed specifically for martial artists and elite athletes who demand peak mobility. Built for Champions Stop settling for generic stretching routines. FlexiPro delivers sport-specific active flexibility programs crafted by movement experts who understand the unique demands of martial arts and high-performance athletics. Train like the pros with programming that targets the exact ranges of motion your discipline requires. Active Flexibility That Performs Static stretching won't get you that perfect high kick, effortless guard transition or Van Damme splits. Our active flexibility methodology builds strength through range of motion, giving you the controlled mobility that translates directly to superior performance in your sport. Your Personal Movement Coach Connect with certified Flexibility Maestros who speak your language. Whether you're perfecting your head kick technique, working toward competition-level splits, or recovering from training intensity, our coaches provide expert guidance tailored to your martial art or athletic discipline. Smart Training for Serious Athletes Sessions are adapted to your current level of progress, training schedule, and competition timeline. Our coaches recognize the difference between a taekwondo fighter's needs and a wrestler’s requirements, delivering precisely targeted flexibility development. Recovery Protocols That Work High-level training demands smart recovery. FlexiPro includes comprehensive protocols for managing training load, preventing overuse injuries, and maintaining peak flexibility even during intense competition prep. Features That Elevate Performance: Active Flexibility Focus - Strength-through-range exercises - Dynamic flexibility protocols - PNF stretching techniques - Controlled articular rotations - Sport-specific movement patterns Expert Coaching Access - Direct connection to flexibility specialists - Video analysis for technique refinement - Competition prep programming & advice - Injury prevention strategies - Personalized mobility assessments Intelligent Progression - Flexibility benchmarking and testing - Progressive overload for mobility gains - Plateau-breaking techniques - Deload and recovery integration - Performance milestone tracking - Connect to wearable devices like Apple Watch (synced to Health app), Fitbit, Google Health Connect, Garmin, and Withings Professional Recovery Methods - Post-training restoration protocols - Competition recovery strategies - Injury rehabilitation guidance - Sleep and stress optimisation - Training load management Why Elite Athletes Choose Flexibility Maestro Developed in partnership with world-class martial artists and flexibility professionals, Flexibility Maestro understands that flexibility isn't just about touching your toes – it's about explosive kicks, powerful hip thrust mount escapes, and controlled power through extreme ranges of motion. Our active flexibility approach builds the strength and control that separates weekend warriors from champions. Whether you're chasing your black belt, preparing for competition, or pushing the boundaries of human movement, FlexiPro provides the tools and expertise to get you there. Join the ranks of athletes who've discovered that true flexibility is active, controlled, and powerful, all the while achieving splits, back bridges and resilient joints. Download FlexiPro and master your movement today.

Screenshots

Boxing Interval Timer4 screens
FlexiPro Strength and Mobility4 screens

Verdict

The call

The clearest difference is in-app purchases: FlexiPro Strength and Mobility at none against Boxing Interval Timer's 1. FlexiPro Strength and Mobility also leads on ads (none vs shown) and update cadence (every 3 weeks vs every 3 months). Boxing Interval Timer's advantage is ratings volume (13K vs 2). On price there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Boxing Interval Timer sells 1 one-off in-app purchase. FlexiPro Strength and Mobility asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

FlexiPro Strength and Mobility holds the better App Store score, 5.0 against 4.8. That said, the two scores are not equally well evidenced: Boxing Interval Timer has 13K ratings behind it against 2, so its average is the more settled of the two.

UpkeepUpdate frequency

Boxing Interval Timer ships an update every 3 months, FlexiPro Strength and Mobility every 3 weeks. The most recent releases landed on October 16, 2026 and October 13, 2026 respectively.

Scorecard8 real differences · 2 level
Boxing Interval Timer versus FlexiPro Strength and Mobility: the parameters behind the verdict, then further details
ParameterBoxing Interval TimerFlexiPro Strength and Mobility
PriceFreeFree
Rating4.8 (13K ratings)5.0 (2 ratings) — better
Positive reviews58.7% of reviews—
Number of ratings13K — better2
Update frequencyEvery 3 monthsEvery 3 weeks — better
AdsYesNo — better
In-app purchasesYesNo — better
MonetizationFree with in-app purchasesFree — better
DevicesiPhone, iPadiPhone, iPad, iPod, Apple Watch — better
Requires iOS17.015.5 — better
Further details — not scored
Size12 MB159 MB
Age rating4+4+
DeveloperThang NguyenFlexibility Maestro Ltd.

Customer experience

Boxing Interval Timer

All ratings13,025 ratings
Positive95.1%
Neutral2.3%
Negative2.5%
Written reviews230 reviews
Positive58.7%
Neutral8.7%
Negative32.6%

FlexiPro Strength and Mobility

All ratings2 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

Bugs and requests

Boxing Interval Timer

Reported bugs

4 issues
  • Timer stops when switching apps or locking phone
  • Ads interfere with timer functionality
  • Inconsistent timer performance (slowing down, stopping)
  • Inability to close ads or navigate around them

Requested features

5 requests
  • Allow timer to run in background
  • Add more sound/alert options (e.g. boxing bell, countdown)
  • Improve ad placement to avoid interrupting workouts
  • Provide more customization options for timer settings
  • Implement tracking features (e.g. total time, weekly progress)

FlexiPro Strength and Mobility

Not enough reviews yet to summarise bugs or requests.

In-app purchases

1 purchases

Boxing Interval Timer

One-time1
  • Pro Upgrade$5.99
None

FlexiPro Strength and Mobility

No in-app purchases

Questions

Is Boxing Interval Timer free?
Boxing Interval Timer is free to download, with in-app purchases available.
Is FlexiPro Strength and Mobility free?
FlexiPro Strength and Mobility is free to download, with no in-app purchases.
Which has better reviews, Boxing Interval Timer or FlexiPro Strength and Mobility?
FlexiPro Strength and Mobility is rated higher. Boxing Interval Timer averages 4.8 out of 5 from 13K ratings, while FlexiPro Strength and Mobility averages 5.0 from 2 ratings.
Do Boxing Interval Timer or FlexiPro Strength and Mobility have ads?
Boxing Interval Timer shows ads; FlexiPro Strength and Mobility does not.
Which is updated more often, Boxing Interval Timer or FlexiPro Strength and Mobility?
Boxing Interval Timer ships an update every 3 months, and FlexiPro Strength and Mobility every 3 weeks. Most recently, Boxing Interval Timer was updated on October 16, 2026 and FlexiPro Strength and Mobility on October 13, 2026.

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