# Swimming Timer vs Swim Time Calculator

The clearest difference is in-app purchases: Swim Time Calculator at none against Swimming Timer's 2. Swim Time Calculator also leads on ads (none vs shown) and update cadence (every 5 weeks vs every 3 months). On price, device support and iOS requirement there is nothing between them.

Both are free to download. Swimming Timer sells 2 one-off in-app purchases. Swim Time Calculator asks for nothing beyond the download.

Swimming Timer ships an update every 3 months, Swim Time Calculator every 5 weeks. The most recent releases landed on October 22, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | Swimming Timer | Swim Time Calculator |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.2 (5 ratings)](https://appshunter.io/ios/app/swimming-timer/id1627209712/reviews)** | — |
| Number of ratings | **5** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 3 months | **Every 5 weeks** |
| Monetization | Free with in-app purchases | — |
| Size | 34 MB | 27 MB |
| Requires iOS | 13.0 | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 4+ |
| Developer | [NAOYA ONO](https://appshunter.io/developer/1530328146) | [umimplavat.cz](https://appshunter.io/developer/1765965937) |

## 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 |


### Swim Time Calculator

[App page](https://appshunter.io/ios/app/swim-time-calculator/id6670363039)

**In-app purchases:** none


## Frequently asked questions

### Is Swimming Timer free?

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

### Is Swim Time Calculator free?

Swim Time Calculator is free to download, with no in-app purchases.

### Do Swimming Timer or Swim Time Calculator have ads?

Swimming Timer shows ads; Swim Time Calculator does not.

### Which is updated more often, Swimming Timer or Swim Time Calculator?

Swimming Timer ships an update every 3 months, and Swim Time Calculator every 5 weeks. Most recently, Swimming Timer was updated on October 22, 2026 and Swim Time Calculator on October 7, 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.*