# Lactate Express vs Dumac

The clearest difference is update cadence: Dumac at every 9 days against Lactate Express's every 3 weeks. On price, ads, in-app purchases 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 and Dumac sells 2 in-app purchases, starting at $1.99 per month. Whichever you choose, the download price is not the number that matters.

Lactate Express ships an update every 3 weeks, Dumac every 9 days. The most recent releases landed on August 16, 2026 and September 20, 2026 respectively.

## The numbers

| Metric | Lactate Express | Dumac |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 9 days** |
| Size | 133 MB | 2 MB |
| Requires iOS | 17.5 | **16** |
| Devices | iPhone, iPad, Mac | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [COPAtec GmbH](https://appshunter.io/developer/890381257) | [Awal Salifu](https://appshunter.io/developer/1869570519) |

## What reviewers say

### Lactate Express

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

**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 |


### Dumac

[App page](https://appshunter.io/ios/app/dumac-video-analysis/id6741686780)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Subscription | $1.99 | per month |
| Yearly Subscription | $7.99 | per year |


## Frequently asked questions

### Is Lactate Express free?

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

### Is Dumac free?

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

### Do Lactate Express or Dumac have ads?

Neither Lactate Express nor Dumac shows ads.

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

Lactate Express ships an update every 3 weeks, and Dumac every 9 days. Most recently, Lactate Express was updated on August 16, 2026 and Dumac on September 20, 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.*