# Swimming Timer vs Tabata Workout Timer (TWT)

The clearest difference is iOS requirement: Swimming Timer at 13.0 against Tabata Workout Timer (TWT)'s 15.6. On price, update cadence, ads and in-app purchases there is nothing between them.

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

Swimming Timer ships an update every 3 months, Tabata Workout Timer (TWT) every 2 months. The most recent releases landed on October 11, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | Swimming Timer | Tabata Workout Timer (TWT) |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (4 ratings)](https://appshunter.io/ios/app/swimming-timer/id1627209712/reviews)** | — |
| Number of ratings | **4** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 3 months | **Every 2 months** |
| Monetization | Free with in-app purchases | — |
| Size | 34 MB | 48 MB |
| Requires iOS | **13.0** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 4+ |
| Developer | [NAOYA ONO](https://appshunter.io/developer/1530328146) | [T&D Innovations GbR](https://appshunter.io/developer/1662356742) |

## What reviewers say

### Swimming Timer

[App page](https://appshunter.io/ios/app/swimming-timer/id1627209712)

This app helps swimmers practice race starts with customizable timers and randomized delays. It also functions as a stopwatch to accurately measure lap and split times during training. Results can be saved and organized by date, with customizable event names and color themes.

**Highlights:** Customizable race start timer, Randomized start delays, Lap and split time measurement, Save and view results by date, Editable event names, Customizable color themes

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Support Developer | $0.99 | one-time |
| Remove ads | $6.99 | one-time |


### 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 |


## Frequently asked questions

### Is Swimming Timer free?

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

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

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

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

Both Swimming Timer and Tabata Workout Timer (TWT) show ads.

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

Swimming Timer ships an update every 3 months, and Tabata Workout Timer (TWT) every 2 months. Most recently, Swimming Timer was updated on October 11, 2026 and Tabata Workout Timer (TWT) on October 6, 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.*