# Swimming Timer vs JAPURI

The clearest difference is review sentiment: Swimming Timer at 100% against JAPURI's 17%. JAPURI's advantage is in-app purchases (none vs 2) and ads (none vs shown). On price, update cadence, device support and iOS requirement there is nothing between them.

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

Swimming Timer ships an update every 3 months, JAPURI every 4 months. The most recent releases landed on September 25, 2026 and September 17, 2026 respectively.

## The numbers

| Metric | Swimming Timer | JAPURI |
| --- | --- | --- |
| 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** | 16.7% of reviews |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Every 3 months** | Every 4 months |
| Monetization | Free with in-app purchases | **Free** |
| Size | 34 MB | 6 MB |
| Requires iOS | **13.0** | 14.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 17+ | 4+ |
| Developer | [NAOYA ONO](https://appshunter.io/developer/1530328146) | [VISH,inc](https://appshunter.io/developer/897021041) |

## 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 |


### JAPURI

[App page](https://appshunter.io/ios/app/japuri/id6468432464)

This app provides members of the Masters Swimming Association with access to association announcements, competition history, and records. It also features a notification system for upcoming competition call times, ensuring members stay informed about their events.

**Highlights:** View association announcements, Access competition history and records, Compare past and upcoming competition data, Receive call time notifications for events, Member-exclusive access

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

**In-app purchases:** none


## Frequently asked questions

### Is Swimming Timer free?

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

### Is JAPURI free?

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

### Do Swimming Timer or JAPURI have ads?

Swimming Timer shows ads; JAPURI does not.

### Which is updated more often, Swimming Timer or JAPURI?

Swimming Timer ships an update every 3 months, and JAPURI every 4 months. Most recently, Swimming Timer was updated on September 25, 2026 and JAPURI on September 17, 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.*