# BadmintonSkills vs RoundFlow

The clearest difference is in-app purchases: BadmintonSkills at none against RoundFlow's 3. BadmintonSkills also leads on iOS requirement (13.0 vs 17.0). RoundFlow's advantage is update cadence (weekly vs every 3 weeks). On price, ads and device support there is nothing between them.

Both are free to download. RoundFlow sells 3 in-app purchases, starting at $2.99 per month. BadmintonSkills asks for nothing beyond the download.

BadmintonSkills ships an update every 3 weeks, RoundFlow weekly. The most recent releases landed on September 9, 2026 and September 24, 2026 respectively.

## The numbers

| Metric | BadmintonSkills | RoundFlow |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/roundflow-interval-timer/id6785911960/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Weekly** |
| Monetization | — | Freemium |
| Size | 404 MB | 11 MB |
| Requires iOS | **13.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [LEARN FROM A LEGEND (2021) LIMITED](https://appshunter.io/developer/1627711284) | [Zakaria Elkassmi](https://appshunter.io/developer/6785544936) |

## What reviewers say

### BadmintonSkills

[App page](https://appshunter.io/ios/app/badmintonskills/id6743616325)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### RoundFlow

[App page](https://appshunter.io/ios/app/roundflow-interval-timer/id6785911960)

This app provides a customizable interval timer for various combat sports and fitness routines. It seamlessly integrates with music apps, allowing your playlist to continue uninterrupted during workouts. Features include coach voice prompts, combo calls, and workout tracking.

**Highlights:** Music integration with Spotify, Apple Music, YouTube Music, Customizable round, rest, and warm-up/cool-down timers, Recorded coach voice and combo callouts, Workout tracking with calendar and streaks, Apple Watch companion app with haptic feedback, Workout art generation for social sharing, Group session synchronization

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| RoundFlow Pro (Monthly) | $2.99 | per month |
| RoundFlow Pro (Yearly) | $7.99 | per year |
| RoundFlow Pro (Lifetime) | $24.99 | one-time |


## Frequently asked questions

### Is BadmintonSkills free?

BadmintonSkills is free to download, with no in-app purchases.

### Is RoundFlow free?

RoundFlow is free to download, with in-app purchases available.

### Do BadmintonSkills or RoundFlow have ads?

Neither BadmintonSkills nor RoundFlow shows ads.

### Which is updated more often, BadmintonSkills or RoundFlow?

BadmintonSkills ships an update every 3 weeks, and RoundFlow weekly. Most recently, BadmintonSkills was updated on September 9, 2026 and RoundFlow on September 24, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*