# FeatherStep vs RoundFlow

The clearest difference is ads: RoundFlow at none against FeatherStep's shown. On price, update cadence, in-app purchases and device support there is nothing between them.

Both are free to download. FeatherStep sells 1 in-app purchase, starting at $3.99 per month and RoundFlow sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

FeatherStep ships an update weekly, RoundFlow every 5 days. The most recent releases landed on September 15, 2026 and June 21, 2026 respectively.

## The numbers

| Metric | FeatherStep | RoundFlow |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/roundflow/id6739583598/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Weekly | **Every 5 days** |
| Monetization | — | Free |
| Size | 113 MB | 87 MB |
| Requires iOS | **14.0** | 15.5 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 12+ | 4+ |
| Developer | [Longhong Chiang](https://appshunter.io/developer/1698889494) | [genghong Xie](https://appshunter.io/developer/1785558382) |

## What reviewers say

### FeatherStep

[App page](https://appshunter.io/ios/app/featherstep/id6452396712)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium - Ad-Free | $3.99 | per month |


### RoundFlow

[App page](https://appshunter.io/ios/app/roundflow/id6739583598)

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:** macOS Compatibility

**In-app purchases (1)**

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


## Frequently asked questions

### Is FeatherStep free?

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

### Is RoundFlow free?

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

### Do FeatherStep or RoundFlow have ads?

FeatherStep shows ads; RoundFlow does not.

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

FeatherStep ships an update weekly, and RoundFlow every 5 days. Most recently, FeatherStep was updated on September 15, 2026 and RoundFlow on June 21, 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.*