# Burnd vs VO2 Max Estimator

The clearest difference is price: Burnd at Free against VO2 Max Estimator's $0.99. VO2 Max Estimator's advantage is in-app purchases (none vs 3) and device support (3 vs 1). On rating and ads there is nothing between them.

Burnd is free to download; VO2 Max Estimator costs $0.99 up front. Burnd sells 3 in-app purchases, starting at $0.99 per month. VO2 Max Estimator asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 5.0 for Burnd against 5.0 for VO2 Max Estimator. Both are backed by a comparable volume of ratings — 1 and 3 respectively.

## The numbers

| Metric | Burnd | VO2 Max Estimator |
| --- | --- | --- |
| Price | **Free** | $0.99 |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/burnd-hiit-trainer-and-timer/id1515030728/reviews) | [5.0 (3 ratings)](https://appshunter.io/ios/app/vo2-max-estimator/id6499062236/reviews) |
| Number of ratings | 1 | **3** |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 4 days | — |
| Monetization | **Free with in-app purchases** | Paid |
| Size | 8 MB | 1 MB |
| Requires iOS | 26.0 | **15.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Philipp Jahoda](https://appshunter.io/developer/951309215) | [H3Apps LLC](https://appshunter.io/developer/598620927) |

## What reviewers say

### Burnd

[App page](https://appshunter.io/ios/app/burnd-hiit-trainer-and-timer/id1515030728)

This app simplifies High-Intensity Interval Training (HIIT) with customizable workout configurations and a clean interface. It offers audio guidance, workout history, and the ability to save favorite routines for easy access.

**Highlights:** Quick start workouts, Customizable exercise and rest durations, Voice coach for audio guidance, Pause and resume functionality, Workout history and overview, Save favorite workouts

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Monthly Subscription | $0.99 | per month |
| Premium Lifetime Special Deal | $3.99 | one-time |
| Premium Lifetime | $7.99 | one-time |


### VO2 Max Estimator

[App page](https://appshunter.io/ios/app/vo2-max-estimator/id6499062236)

Estimate your cardiovascular fitness using a simple 12-minute run test. Compare your results to others in your age and sex group to gauge your fitness level and track progress over time. Share your results with friends via email or text.

**Highlights:** VO2 Max estimation, Cooper test based, Fitness level comparison, Progress tracking, Shareable results

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

**In-app purchases:** none


## Frequently asked questions

### Is Burnd free?

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

### Is VO2 Max Estimator free?

VO2 Max Estimator costs $0.99, with no in-app purchases.

### Which has better reviews, Burnd or VO2 Max Estimator?

Burnd and VO2 Max Estimator are both rated 5.0 out of 5 on the App Store, from 1 and 3 ratings respectively.

### Do Burnd or VO2 Max Estimator have ads?

Neither Burnd nor VO2 Max Estimator shows ads.

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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.*