# Workout Calc vs Breathrite

The clearest difference is ads: Breathrite at none against Workout Calc's shown. Breathrite also leads on update cadence (every 3 weeks vs every 13 months). Workout Calc's advantage is device support (3 vs 1) and iOS requirement (14.0 vs 17.0). On price and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Workout Calc ships an update every 13 months, Breathrite every 3 weeks. The most recent releases landed on October 8, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | Workout Calc | Breathrite |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/workout-calc/id789995889/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 13 months | **Every 3 weeks** |
| Monetization | Ad-supported | — |
| Size | 5 MB | 6 MB |
| Requires iOS | **14.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [William Frati](https://appshunter.io/developer/789995892) | [XAVIER MORENO MARTINEZ](https://appshunter.io/developer/1706063581) |

## What reviewers say

### Workout Calc

[App page](https://appshunter.io/ios/app/workout-calc/id789995889)

Estimate calories burned, power output, and VO2 max for cycling. Helps determine calorie intake for weight goals. Calculations are approximations and not a substitute for professional advice.

**Highlights:** Calorie burn estimation, Average power output calculation, VO2 max estimation, Weight goal calorie planning, Cycling performance insights

**Features:** macOS Compatibility

**In-app purchases:** none


### Breathrite

[App page](https://appshunter.io/ios/app/breathrite/id6477542428)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Workout Calc free?

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

### Is Breathrite free?

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

### Do Workout Calc or Breathrite have ads?

Workout Calc shows ads; Breathrite does not.

### Which is updated more often, Workout Calc or Breathrite?

Workout Calc ships an update every 13 months, and Breathrite every 3 weeks. Most recently, Workout Calc was updated on October 8, 2026 and Breathrite on October 10, 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.*