Best Garra Box alternatives: apps like Garra Box

7+ similar apps compared and reviewed

3.7 avg rating
7 free apps
Updated November 2026

Looking for something like Garra Box? We've analyzed 7+ similar apps to help you find the best alternative. Each app is compared by ratings, features, and real user reviews, so you can make the right choice.

Top Alternatives to Garra Box

Zx: Heart Rate Zones Training#3

Zx: Heart Rate Zones Training by OverSphere LLC

Interval Timer & HIIT Trainer
4.3(70 ratings)
FreeIn-App Purchases
Zx: Heart Rate Zones Training screenshot 1
Zx: Heart Rate Zones Training screenshot 2
Zx: Heart Rate Zones Training screenshot 3
Zx: Heart Rate Zones Training screenshot 4
Zx: Heart Rate Zones Training screenshot 5
Zx: Heart Rate Zones Training screenshot 6

This app acts as a personal heart rate coach for interval training. It allows you to create custom workouts or download community-made ones, guiding you to stay in specific heart rate zones. It integrates with health apps to provide detailed training insights.