# Tabata Timer & Boxing Timer vs RoundFlow

Tabata Timer & Boxing Timer and RoundFlow are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Both are free to download. Tabata Timer & Boxing Timer sells 2 in-app purchases, starting at $1.99 per month and RoundFlow sells 3 in-app purchases, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.

Tabata Timer & Boxing Timer ships an update weekly, RoundFlow every 11 days. The most recent releases landed on November 8, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Tabata Timer & Boxing Timer | 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 | Yes | Yes |
| Ads | No | No |
| Update frequency | **Weekly** | Every 11 days |
| Monetization | — | Freemium |
| Size | 7 MB | 11 MB |
| Requires iOS | **16.1** | 17.0 |
| Devices | iPhone, Apple Watch | iPhone, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [InnoBee](https://appshunter.io/developer/520931969) | [Zakaria Elkassmi](https://appshunter.io/developer/6785544936) |

## What reviewers say

### Tabata Timer & Boxing Timer

[App page](https://appshunter.io/ios/app/tabata-timer-and-boxing-timer/id6714458978)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly subscription | $1.99 | per month |
| Tabata Timer Lifetime Deal | $19.99 | one-time |


### 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 Tabata Timer & Boxing Timer free?

Tabata Timer & Boxing Timer is free to download, with in-app purchases available.

### Is RoundFlow free?

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

### Do Tabata Timer & Boxing Timer or RoundFlow have ads?

Neither Tabata Timer & Boxing Timer nor RoundFlow shows ads.

### Which is updated more often, Tabata Timer & Boxing Timer or RoundFlow?

Tabata Timer & Boxing Timer ships an update weekly, and RoundFlow every 11 days. Most recently, Tabata Timer & Boxing Timer was updated on November 8, 2026 and RoundFlow on October 31, 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.*