# DailyTSS vs VO2 Max Tracker

The clearest difference is rating: DailyTSS at 5.0 against VO2 Max Tracker's 4.0. DailyTSS also leads on ratings volume (3 vs 1) and iOS requirement (16.6 vs 18.6). VO2 Max Tracker's advantage is update cadence (every 2 weeks vs monthly). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. DailyTSS sells 2 in-app purchases, starting at $3.99 per month and VO2 Max Tracker sells 6 in-app purchases, starting at $4.99 per 7 days. Whichever you choose, the download price is not the number that matters.

DailyTSS holds the better App Store score, 5.0 against 4.0. Both are backed by a comparable volume of ratings — 3 and 1 respectively.

DailyTSS ships an update monthly, VO2 Max Tracker every 2 weeks. The most recent releases landed on October 24, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | DailyTSS | VO2 Max Tracker |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (3 ratings)](https://appshunter.io/ios/app/dailytss-training-load/id6448220292/reviews)** | [4.0 (1 ratings)](https://appshunter.io/ios/app/vo2-max-tracker-zephyrus/id6450862734/reviews) |
| Number of ratings | **3** | 1 |
| Positive reviews | 33.3% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Monthly | **Every 2 weeks** |
| Monetization | Free with in-app purchases | Freemium |
| Size | 69 MB | 17 MB |
| Requires iOS | **16.6** | 18.6 |
| Devices | iPhone, iPad | **iPhone, iPad, Apple Watch** |
| Age rating | +17 | 4+ |
| Developer | [Carlos Pena](https://appshunter.io/developer/973007081) | [Havard Tryman](https://appshunter.io/developer/1662964293) |

## What reviewers say

### DailyTSS

[App page](https://appshunter.io/ios/app/dailytss-training-load/id6448220292)

This app helps athletes understand their training load using advanced metrics like ATL, CTL, and TSB. It integrates with Strava and Apple Health to provide a comprehensive view of fitness, fatigue, and recovery, enabling smarter training for better performance.

**Highlights:** Training load analysis, ATL, CTL, TSB metrics, Strava integration, Apple Health integration, Fitness dashboard, Fatigue tracking, Recovery insights

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Subscription | $3.99 | per month |
| Yearly Subscription | $29.99 | per year |


### VO2 Max Tracker

[App page](https://appshunter.io/ios/app/vo2-max-tracker-zephyrus/id6450862734)

Measure your cardio fitness (VO₂ max) using a treadmill test and track your progress. Create or select from pre-made HIIT workouts, with real-time guidance on target zones. Integrates with Apple Watch and Bluetooth heart rate monitors.

**Highlights:** VO₂ max testing on treadmills, HIIT workout creation and selection, Real-time target zone guidance, Apple Watch and heart rate monitor integration, Workout history with heart rate graphs, iCloud data synchronization

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

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro (Weekly) | $4.99 | per 7 days |
| Pro (Monthly) | $7.99 | per month |
| Pro | $8.99 | per 7 days |
| Pro | $24.99 | per year |
| Pro (Yearly) | $24.99 | per year |
| Pro (Yearly) | $59.99 | per year |


## Frequently asked questions

### Is DailyTSS free?

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

### Is VO2 Max Tracker free?

VO2 Max Tracker is free to download, with in-app purchases available.

### Which has better reviews, DailyTSS or VO2 Max Tracker?

DailyTSS is rated higher. DailyTSS averages 5.0 out of 5 from 3 ratings, while VO2 Max Tracker averages 4.0 from 1 ratings.

### Do DailyTSS or VO2 Max Tracker have ads?

Neither DailyTSS nor VO2 Max Tracker shows ads.

### Which is updated more often, DailyTSS or VO2 Max Tracker?

DailyTSS ships an update monthly, and VO2 Max Tracker every 2 weeks. Most recently, DailyTSS was updated on October 24, 2026 and VO2 Max Tracker on October 12, 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.*