# Knockout vs Embrio

The clearest difference is update cadence: Knockout at weekly against Embrio's every 3 weeks. Embrio's advantage is iOS requirement (15.1 vs 26.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Knockout sells 2 in-app purchases, starting at $3.99 per month and Embrio sells 2 in-app purchases, starting at $19.99 per month. Whichever you choose, the download price is not the number that matters.

Knockout ships an update weekly, Embrio every 3 weeks. The most recent releases landed on October 23, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Knockout | Embrio |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (3 ratings)](https://appshunter.io/ios/app/knockout-boxing-coach/id6760410366/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Weekly** | Every 3 weeks |
| Monetization | Subscription | — |
| Size | 221 MB | 137 MB |
| Requires iOS | 26.0 | **15.1** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Serhii Kopytchuk](https://appshunter.io/developer/1769027531) | [BCV OU](https://appshunter.io/developer/6775828568) |

## What reviewers say

### Knockout

[App page](https://appshunter.io/ios/app/knockout-boxing-coach/id6760410366)

This app provides a structured and intense training experience for various interval workouts, including boxing, MMA, and HIIT. Users can easily create custom routines or use presets, with features like random cues and clear transition sounds to enhance focus and performance.

**Highlights:** Customizable flexible timers, Fast start presets, Random audio cue signals, Step-end transition sounds, Quick editing of routines, Focused fight screen with big timer, Training statistics tracking

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Knockout Pro Monthly | $3.99 | per month |
| Knockout Pro Yearly | $14.99 | per year |


### Embrio

[App page](https://appshunter.io/ios/app/embrio/id6775828566)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly plan | $19.99 | per month |
| Yearly plan | $119.99 | per year |


## Frequently asked questions

### Is Knockout free?

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

### Is Embrio free?

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

### Do Knockout or Embrio have ads?

Neither Knockout nor Embrio shows ads.

### Which is updated more often, Knockout or Embrio?

Knockout ships an update weekly, and Embrio every 3 weeks. Most recently, Knockout was updated on October 23, 2026 and Embrio on October 24, 2026.

---

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