# RoundFlow — Fighting Trainer

> HIIT and fighting trainer with real-time punch power measurement and cloud sync. (iPhone/iPad app by genghong Xie.)

- Source: https://appshunter.io/ios/app/roundflow/id6739583598 (this page in markdown: same URL + `.md`)
- Developer: [genghong Xie](https://appshunter.io/developer/1785558382)
- Category: Sports, Productivity
- Price: Free with in-app purchases (on sale, was $1.99)
- Rating: 5.00/5 from 1 App Store ratings · 1 written reviews indexed
- Age rating: 4+
- Requires: iOS 15.5 · 87 MB
- Languages: English, Japanese, Korean, Chinese
- Released: 2025-01-08
- Data updated: 2026-06-21
- Monetization: free
- User reviews in markdown: https://appshunter.io/ios/app/roundflow/id6739583598/reviews.md

## What is RoundFlow?

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.

## Key features

- Real-time punch power detection
- Voice control for hands-free operation
- Customizable HIIT timers
- Global leaderboards
- Cloud data synchronization
- Training calendar and log

## Pricing and in-app purchases

Base price: Free.

**One-time purchases**

| Purchase | Price | Type |
| --- | --- | --- |
| Upgrade plus | $5.99 | one-time |


## Recent user reviews (1 of 1)

All indexed reviews: https://appshunter.io/ios/app/roundflow/id6739583598/reviews.md

### 5/5 — 不错的训练计时器⏱️

*2025-03-18*

简单明了，训练必备，持续更新

## Frequently asked questions about RoundFlow

### What is MMAclock?

MMAclock is a themed HIIT and fighting trainer designed to make workouts engaging. It features real-time punch power measurement, voice control, and cloud data synchronization for all your training records.

### Does MMAclock have ads?

No, MMAclock does not contain advertisements. It offers a completely ad-free training experience.

### How does MMAclock measure punch power?

MMAclock uses the device's sensors to detect the speed, power, and impact of your punches in real-time, displaying it on a visual power dial with immersive feedback.

### Can I use MMAclock without touching my phone?

Yes, MMAclock features advanced voice control that allows you to start, pause, or reset the timer using voice commands, perfect for when you're wearing gloves.

### Is my training data safe with MMAclock?

Yes, MMAclock offers account login and permanent cloud storage for all your training data, settings, and achievements, ensuring it's never lost even if you change devices.

### What devices is MMAclock available on?

MMAclock is currently available for iPhone and iPod devices.

### How often is MMAclock updated?

The latest version of MMAclock is 1.1.3, and it was last updated on October 29, 2025. Updates typically include new features and performance improvements.

### Can I compete with others using MMAclock?

Yes, MMAclock includes global leaderboards where you can compete with fighters from around the world to see who can punch faster and harder.

## Version history (last 5 releases)

### 1.1.5 — 2026-06-14

RoundFlow’s watch faces now feel more polished and consistent. Progress rings sit closer to the screen edge, the classic and retro watch faces align better visually, punch power progress feels cleaner on the classic face, and round completion indicators now correctly light up when your workout is done.

### 1.1.3 — 2025-10-29

1,Added a flip countdown clock page
2,Added support for heart rate device connection
3,Fixed several UI issues
4,Integrated AdMob advertising

### 1.1.2 — 2025-05-12

1.Page transition animation adjustment.
2.Resolve the issue of excessive waiting time when entering the app without a network connection.
3.nitial page adjustment.

### 1.1.1 — 2025-04-07

1, add boxing machine: power test system, according to the device's accelerometer and roto-torque, hand holding the device tightly to make a punch, you can test the power and speed of the fist.
2, add world ranking, the highest value of your punching power will be ranked with all players.
3, Increase the account login system, save all the data in the cloud permanently.
4, Add some lightsaber sound effects.
5, Some other appearance adjustments.

### 1.1.0 — 2025-03-22

Adding a second control timer.

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## More apps by genghong Xie

- [fotometa](https://appshunter.io/ios/app/fotometa/id6741021248)
- [kocal: AI Food Diary](https://appshunter.io/ios/app/kocal-ai-food-diary/id6742226734)
- [morai: Private AI](https://appshunter.io/ios/app/morai-private-ai/id6744488702)
- [Zip0](https://appshunter.io/ios/app/zip0/id6755241805)

All apps by genghong Xie: https://appshunter.io/developer/1785558382

## Related topics

[genghong xie](https://appshunter.io/ios/topics/genghong-xie)

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-06-21.*