Comparison

Box Timer Pro vs Flexx

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

Head to head
About

Box Timer Pro

This boxing timer app provides a professional-grade, distraction-free training experience. Customize rounds, rests, and utilize pre-built presets with visual and audio cues for seamless transitions. Enjoy background operation and premium features with optional subscriptions.

Highlights
  • Customizable round and rest timers
  • Pre-built workout presets
  • Visual and audio cues
  • Distraction-free interface
  • Background timer operation
  • Unlimited workout presets (premium)
  • Custom sound options (premium)
Features
Read full description

Box Timer Pro is the ultimate boxing workout companion, designed by fighters for fighters. Whether you're a professional boxer, MMA athlete, or fitness enthusiast, this app delivers a distraction-free, professional-grade timer experience. PROFESSIONAL FEATURES: • Customizable round and rest timers • Pre-built workout presets (Boxing) • Visual and audio cues for seamless transitions • Clean, distraction-free interface • Background timer operation • No ads or interruptions PREMIUM BENEFITS: • Unlimited workout presets • Custom sound options • Priority support PERFECT FOR: • Professional fighters • Boxing trainers • MMA athletes • Kickboxing enthusiasts • HIIT workout lovers • Boxing gyms WHY CHOOSE BOX TIMER PRO: • Built by fighters, for fighters • Zero distractions during training • Professional-grade accuracy • Intuitive, easy-to-use interface • Regular updates and improvements • Dedicated customer support Download Box Timer Pro today and elevate your training experience to the next level! This app uses the standard Apple Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

About

Flexx

Features
Read full description

Flexx is built for one purpose: to help you become stronger, more disciplined, and more consistent in your training. It removes the clutter and complexity of traditional fitness apps, giving you a simple way to log your workouts and focus on steady progress. With Flexx, tracking your sets, reps, and weights is fast and effortless. Every workout is saved in your history, allowing you to see exactly how far you’ve come and where you need to push harder. Over time, these small improvements add up, turning discipline into results you can see and feel. Unlike apps that overwhelm you with features you do not need, Flexx is designed to stay out of your way. It is minimal, clean, and built to support your training, not distract you from it. Whether you are just starting your fitness journey or pushing toward new personal records, Flexx gives you a clear path forward. If you want a workout tracker that keeps things simple, helps you stay consistent, and shows your progress without the noise, Flexx is the tool for you. Important Info: Flexx is a paid app with auto-renewing subscriptions. To access the app's core functionalities you need to have an active subscription. Terms Of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://sites.google.com/view/ascendprivacypolicy/home

Screenshots

Box Timer Pro4 screens
Flexx3 screens

Verdict

The call

Box Timer Pro and Flexx are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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. Box Timer Pro sells 2 in-app purchases, starting at $1.99 per month and Flexx sells 2 in-app purchases, starting at $9.99 per month. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Box Timer Pro ships an update every 4 days, Flexx every 2 days. The most recent releases landed on October 17, 2026 and October 4, 2026 respectively.

ScorecardNo meaningful differences
Box Timer Pro versus Flexx: the parameters behind the verdict, then further details
ParameterBox Timer ProFlexx
PriceFreeFree
Positive reviews100.0% of reviews—
Update frequencyEvery 4 daysEvery 2 days — better
AdsNoNo
In-app purchasesYesYes
MonetizationFreemium—
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.1 — better15.6
Further details — not scored
Size30 MB79 MB
Age rating4+4+
DeveloperAndrej KanuchAnkit Priyadarshi

In-app purchases

2 purchases

Box Timer Pro

Subscriptions2
  • Pro Access$1.991 Month
  • Pro Access$49.991 Year
2 purchases

Flexx

Subscriptions2
  • Monthly Subscription$9.991 Month
  • Yearly Subscription3 Days trial$29.991 Year

Questions

Is Box Timer Pro free?
Box Timer Pro is free to download, with in-app purchases available.
Is Flexx free?
Flexx is free to download, with in-app purchases available.
Do Box Timer Pro or Flexx have ads?
Neither Box Timer Pro nor Flexx shows ads.
Which is updated more often, Box Timer Pro or Flexx?
Box Timer Pro ships an update every 4 days, and Flexx every 2 days. Most recently, Box Timer Pro was updated on October 17, 2026 and Flexx on October 4, 2026.

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