# Lactate Express vs TriAustria

The clearest difference is in-app purchases: TriAustria at none against Lactate Express's 4. TriAustria also leads on iOS requirement (15.0 vs 17.5). Lactate Express's advantage is update cadence (every 3 weeks vs every 6 months). On price, ads and device support there is nothing between them.

Both are free to download. Lactate Express sells 4 in-app purchases, starting at $24.99 per month. TriAustria asks for nothing beyond the download.

Lactate Express ships an update every 3 weeks, TriAustria every 6 months. Both last shipped on October 24, 2026.

## The numbers

| Metric | Lactate Express | TriAustria |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 37.5% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 6 months |
| Monetization | Subscription | — |
| Size | 135 MB | 18 MB |
| Requires iOS | 17.5 | **15.0** |
| Devices | iPhone, iPad, Mac | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [COPAtec GmbH](https://appshunter.io/developer/890381257) | [Tricept Informationssysteme AG](https://appshunter.io/developer/537990896) |

## What reviewers say

### Lactate Express

[App page](https://appshunter.io/ios/app/lactate-express/id1671640113)

This app provides precise lactate step-test data capture and analysis for endurance athletes and performance diagnosticians. It computes thresholds using scientifically recognized models and generates clear training zones, eliminating the need for manual spreadsheets. Professional reports can be generated and shared easily.

**Highlights:** Lactate step-test data capture, Bluetooth sensor integration, Multiple threshold analysis models, Automatic training zone calculation, Branded PDF report generation, Test comparison and trend tracking, Athlete roster management

**Features:** Vision Pro support

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Teams (Monthly) | $24.99 | per month |
| Professionals (1 Month) | $44.99 | per month |
| Teams (Yearly) | $250.00 | per year |
| Professionals (Yearly) | $399.00 | per year |


### TriAustria

[App page](https://appshunter.io/ios/app/triaustria/id6738729445)

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

**In-app purchases:** none


## Frequently asked questions

### Is Lactate Express free?

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

### Is TriAustria free?

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

### Do Lactate Express or TriAustria have ads?

Neither Lactate Express nor TriAustria shows ads.

### Which is updated more often, Lactate Express or TriAustria?

Lactate Express ships an update every 3 weeks, and TriAustria every 6 months. Most recently, Lactate Express was updated on October 24, 2026 and TriAustria on October 24, 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.*