# Roller BJJ vs RoundFlow

The clearest difference is in-app purchases: Roller BJJ at none against RoundFlow's 3. RoundFlow's advantage is update cadence (every 11 days vs monthly). On price, ads, device support and iOS requirement there is nothing between them.

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

Roller BJJ ships an update monthly, RoundFlow every 11 days. The most recent releases landed on October 1, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | Roller BJJ | RoundFlow |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (2 ratings)](https://appshunter.io/ios/app/roundflow-interval-timer/id6785911960/reviews)** |
| Number of ratings | — | **2** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Monthly | **Every 11 days** |
| Monetization | — | Freemium |
| Size | 19 MB | 11 MB |
| Requires iOS | 17.0 | 17.0 |
| Devices | iPhone, iPad | iPhone, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [Patrick Dornan](https://appshunter.io/developer/1865035474) | [Zakaria Elkassmi](https://appshunter.io/developer/6785544936) |

## What reviewers say

### Roller BJJ

[App page](https://appshunter.io/ios/app/roller-bjj/id6757169155)

**Features:** macOS Compatibility

**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 Roller BJJ free?

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

### Is RoundFlow free?

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

### Do Roller BJJ or RoundFlow have ads?

Neither Roller BJJ nor RoundFlow shows ads.

### Which is updated more often, Roller BJJ or RoundFlow?

Roller BJJ ships an update monthly, and RoundFlow every 11 days. Most recently, Roller BJJ was updated on October 1, 2026 and RoundFlow on October 10, 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.*