Comparison

RoundFlow vs Combo Flow

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

Head to head
About

RoundFlow

This training app offers a unique intergalactic-themed HIIT and fighting experience. It features real-time punch power measurement, voice control for hands-free operation, and global leaderboards. All your training data is securely stored in the cloud.

Highlights
  • Real-time punch power detection
  • Voice control for hands-free operation
  • Customizable HIIT timers
  • Global leaderboards
  • Cloud data synchronization
  • Training calendar and log
Features
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RoundFlow - Round Timer, Punch Power and Training Log RoundFlow is a simple training timer for boxing, MMA, HIIT and other round-based workouts. Set your rounds, work time, rest time and prep time, then start training. The timer is designed to be clear at a glance, so you can stay focused during each round. With Apple Watch support, RoundFlow can measure punch power and speed, save your best records, and show your punch history. You can also compare your results on the global leaderboard. When your hands are busy, voice control lets you start, pause, resume or reset the timer without touching your phone. Key Features Round Timer - Custom rounds, work time, rest time and prep time - Quick presets for Boxing, MMA and HIIT - Save and reuse your own training presets - Clear round status and animated progress display - Landscape clock view for easier viewing during training Punch Power - Measure punch power and speed - Apple Watch preferred, iPhone fallback when needed - Visual power dial with sound and vibration feedback - Save punch history and personal bests - Global leaderboard for punch records Training Records - Training history with workout count, rounds and total time - Duration and calorie charts - Training calendar with daily and yearly views - Training log with notes, mood and workout details - Import recent Apple Watch workout calorie records Hands-Free Training - Voice control for timer commands - Round voice prompts - Selectable bell sounds - Motion sound effects for a more active training feel Data and Account - Account login for cloud sync - Local backup and restore - Plus upgrade for extra tools such as ad removal, backup/restore, more themes, custom categories and record sharing Languages RoundFlow supports English, Chinese, Japanese and Korean. RoundFlow is built for fighters, athletes and fitness users who want a clean round timer, useful training records and a simple way to track punch power.

About

Combo Flow

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Combo Flow - Your Personal Boxing & Martial Arts Trainer Transform your heavy bag training with the most innovative boxing app ever created. HeavyBagCoach combines cutting-edge proximity sensor technology with professional training methodology to deliver a hands-free, immersive training experience. SMART HANDS-FREE CONTROL • Proximity Sensor Magic: Control your training without touching your phone • Keep your focus on training, not your device PROFESSIONAL TRAINING MODES • Boxing & Muay Thai disciplines with authentic combos • Custom combo creation with unlimited possibilities • Pre-built combo library from professional trainers • Save and organize your favorite combinations • Build complete training sessions in minutes PRECISION TIMING SYSTEM • Customizable rounds (1-12 rounds) • Adjustable round duration (1-5 minutes) • Professional rest periods (30s-2min) • Big, clear countdown timer • Audio & haptic feedback for round transitions FLEXIBLE DISPLAY OPTIONS • Numbers mode: 1-2-3 for quick reference • Words mode: Jab-Cross-Hook for technique focus • Choose what works best for your training style • Clean, distraction-free interface TRAINING FEATURES • Unlimited custom combos (Pro) • Save multiple training sets • Track your progress over time • Professional audio cues • Haptic feedback for engagement PRIVACY FIRST • 100% offline - no internet required • No data collection or tracking • Your training data stays on your device • Local storage with encryption PERFECT FOR: • Boxing enthusiasts • Muay Thai practitioners • Martial arts students • Fitness professionals • Anyone serious about combo training Whether you're a beginner learning the basics or an advanced fighter refining your technique, Combo Flow adapts to your skill level and training goals. Download now and experience the future of boxing training! --- FREE FEATURES: • Access to all built-in combos • Basic training sessions • Proximity sensor control • Timer and round management PRO FEATURES: • Unlimited custom combos • Unlimited training sets • Advanced customization options • Priority feature updates Start your journey to becoming a better fighter today! Terms of Use: https://arturr18.github.io/Combo-Flow-Support/terms.html

Screenshots

RoundFlow4 screens
Combo Flow4 screens

Verdict

The call

The clearest difference is iOS requirement: RoundFlow at 15.5 against Combo Flow's 18.5. On price, update cadence, ads and in-app purchases 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. RoundFlow sells 1 one-off in-app purchase and Combo Flow sells 3 in-app purchases, starting at $6.99 per month. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

RoundFlow ships an update every 5 days, Combo Flow weekly. The most recent releases landed on June 21, 2026 and September 8, 2026 respectively.

Scorecard1 real difference · 9 level
RoundFlow versus Combo Flow: the parameters behind the verdict, then further details
ParameterRoundFlowCombo Flow
PriceFreeFree
Rating5.0 (1 ratings) — better—
Positive reviews100.0% of reviews—
Number of ratings1 — better—
Update frequencyEvery 5 days — betterWeekly
AdsNoNo
In-app purchasesYesYes
MonetizationFree—
DevicesiPhone, iPodiPhone, iPad
Requires iOS15.5 — better18.5
Further details — not scored
Size87 MB5 MB
Age rating4+4+
Developergenghong XieArtur Reshetnikov

In-app purchases

1 purchases

RoundFlow

One-time1
  • Upgrade plus$5.99
3 purchases

Combo Flow

Subscriptions2
  • Combo Flow Pro Monthly7 Days trial$6.991 Month
  • Combo Flow Pro Annual7 Days trial$44.991 Year
One-time1
  • Combo Flow Pro Lifetime$99.99

Questions

Is RoundFlow free?
RoundFlow is free to download, with in-app purchases available.
Is Combo Flow free?
Combo Flow is free to download, with in-app purchases available.
Do RoundFlow or Combo Flow have ads?
Neither RoundFlow nor Combo Flow shows ads.
Which is updated more often, RoundFlow or Combo Flow?
RoundFlow ships an update every 5 days, and Combo Flow weekly. Most recently, RoundFlow was updated on June 21, 2026 and Combo Flow on September 8, 2026.

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