# VO2 Max Estimator vs StrengthTempo

The clearest difference is price: StrengthTempo at Free against VO2 Max Estimator's $0.99. VO2 Max Estimator's advantage is in-app purchases (none vs 4) and chart position (#193 vs unranked). On ads and device support there is nothing between them.

StrengthTempo is free to download; VO2 Max Estimator costs $0.99 up front. StrengthTempo sells 4 in-app purchases, starting at $3.99 per month. VO2 Max Estimator asks for nothing beyond the download.

## The numbers

| Metric | VO2 Max Estimator | StrengthTempo |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Rating | **[5.0 (3 ratings)](https://appshunter.io/ios/app/vo2-max-estimator/id6499062236/reviews)** | — |
| Number of ratings | **3** | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | — | Every 3 weeks |
| Monetization | Paid | — |
| Best chart rank | **#193** | — |
| Size | 1 MB | 13 MB |
| Requires iOS | **15.0** | 18.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [H3 Apps, LLC](https://appshunter.io/developer/598620927) | [小雨 李](https://appshunter.io/developer/1691868017) |

## What reviewers say

### VO2 Max Estimator

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

**Currently charting:** #193 Top Paid · Health & Fitness (US App Store)

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


### StrengthTempo

[App page](https://appshunter.io/ios/app/strengthtempo-rep-timer/id6743028089)

**Features:** macOS Compatibility, Family Sharing

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| StrengthTempo Pro Monthly | $3.99 | per month |
| StrengthTempo Pro Quarterly | $9.99 | per 3 months |
| StrengthTempo Pro Annual | $29.99 | per year |
| StrengthTempo Pro Lifetime | $79.99 | one-time |


## Frequently asked questions

### Is VO2 Max Estimator free?

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

### Is StrengthTempo free?

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

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

Neither VO2 Max Estimator nor StrengthTempo 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.*