# Tabata Workout Timer (TWT) vs Ski

The clearest difference is ads: Ski at none against Tabata Workout Timer (TWT)'s shown. Ski also leads on update cadence (every 2 weeks vs every 2 months). Tabata Workout Timer (TWT)'s advantage is iOS requirement (15.6 vs 17.0). On price, in-app purchases and device support there is nothing between them.

Both are free to download. Tabata Workout Timer (TWT) sells 3 in-app purchases, starting at $0.99 per month and Ski sells 2 in-app purchases, starting at $1.99 per month. Whichever you choose, the download price is not the number that matters.

Tabata Workout Timer (TWT) ships an update every 2 months, Ski every 2 weeks. The most recent releases landed on September 18, 2026 and September 19, 2026 respectively.

## The numbers

| Metric | Tabata Workout Timer (TWT) | Ski |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.0 (4 ratings)](https://appshunter.io/ios/app/ski-ergometer-workout/id6740768215/reviews)** |
| Number of ratings | — | **4** |
| Positive reviews | — | 50.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 2 months | **Every 2 weeks** |
| Monetization | — | Freemium |
| Size | 48 MB | 27 MB |
| Requires iOS | **15.6** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [T&D Innovations GbR](https://appshunter.io/developer/1662356742) | [Christoph Gogolin](https://appshunter.io/developer/511901280) |

## What reviewers say

### Tabata Workout Timer (TWT)

[App page](https://appshunter.io/ios/app/tabata-workout-timer-twt/id1663612525)

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Ad-free monthly subscription | $0.99 | per month |
| Ad-free 6 month subscription | $3.99 | per 6 months |
| Ad-free yearly subscription | $8.99 | per year |


### Ski

[App page](https://appshunter.io/ios/app/ski-ergometer-workout/id6740768215)

Enhance your indoor skiing performance with this comprehensive workout companion. Track every movement, set personal challenges, and gain detailed insights into your training. Seamlessly integrates with Apple Watch and iPhone for real-time stats and convenient control.

**Highlights:** Precise workout tracking, Personal best challenges, iPhone and Apple Watch integration, Convenient workout control, GameCenter leaderboards, Export to Strava & Concept2, Bluetooth SkiErg monitor connection

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| All Pro features (monthly) | $1.99 | per month |
| All Pro features (yearly) | $19.99 | per year |


## Frequently asked questions

### Is Tabata Workout Timer (TWT) free?

Tabata Workout Timer (TWT) is free to download, with in-app purchases available.

### Is Ski free?

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

### Do Tabata Workout Timer (TWT) or Ski have ads?

Tabata Workout Timer (TWT) shows ads; Ski does not.

### Which is updated more often, Tabata Workout Timer (TWT) or Ski?

Tabata Workout Timer (TWT) ships an update every 2 months, and Ski every 2 weeks. Most recently, Tabata Workout Timer (TWT) was updated on September 18, 2026 and Ski on September 19, 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.*