# IntervalCoach vs Hiron

The clearest difference is in-app purchases: Hiron at none against IntervalCoach's 4. Hiron also leads on iOS requirement (15.0 vs 17.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. IntervalCoach sells 4 in-app purchases, starting at $2.99 per month. Hiron asks for nothing beyond the download.

Both ship on a similar rhythm, roughly every 2 days. Both last shipped on October 28, 2026.

## The numbers

| Metric | IntervalCoach | Hiron |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.9 (15 ratings)](https://appshunter.io/ios/app/intervalcoach-ai-training/id6760976369/reviews)** | — |
| Number of ratings | **15** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 days | Every 2 days |
| Monetization | Freemium | — |
| Size | 34 MB | 70 MB |
| Requires iOS | 17.0 | **15.0** |
| Devices | **iPhone, iPad, Mac, Apple Watch** | iPhone, iPod, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [Martijn Russchen](https://appshunter.io/developer/1887107462) | [HIRON P S A](https://appshunter.io/developer/1896747032) |

## What reviewers say

### IntervalCoach

[App page](https://appshunter.io/ios/app/intervalcoach-ai-training/id6760976369)

This AI training coach adapts daily workouts for cyclists, runners, and triathletes based on recovery signals like HRV and sleep. It offers personalized training plans, readiness scoring, and multi-sport support.

**Highlights:** Daily adapting workouts based on recovery, Readiness scoring (HRV, sleep, load), Five periodization models, Multi-sport support (cycling, running, swimming, strength), Conversational AI coach (Coach+), Goal event countdown and progress projection

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Monthly | $2.99 | per month |
| Max Monthly | $6.99 | per month |
| Pro Yearly | $24.99 | per year |
| Max Yearly | $69.99 | per year |


### Hiron

[App page](https://appshunter.io/ios/app/hiron/id6770486416)

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

**In-app purchases:** none


## Frequently asked questions

### Is IntervalCoach free?

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

### Is Hiron free?

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

### Do IntervalCoach or Hiron have ads?

Neither IntervalCoach nor Hiron shows ads.

### Which is updated more often, IntervalCoach or Hiron?

IntervalCoach ships an update every 2 days, and Hiron every 2 days. Most recently, IntervalCoach was updated on October 28, 2026 and Hiron on October 28, 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.*