# Personal Interval Timer vs SwimmerApp

The clearest difference is in-app purchases: SwimmerApp at none against Personal Interval Timer's 1. SwimmerApp also leads on ads (none vs shown) and iOS requirement (8.0 vs 14.2). Personal Interval Timer's advantage is update cadence (every 4 weeks vs every 2 months). On price and device support there is nothing between them.

Both are free to download. Personal Interval Timer sells 1 one-off in-app purchase. SwimmerApp asks for nothing beyond the download.

Personal Interval Timer ships an update every 4 weeks, SwimmerApp every 2 months. The most recent releases landed on September 23, 2026 and September 25, 2026 respectively.

## The numbers

| Metric | Personal Interval Timer | SwimmerApp |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (14 ratings)](https://appshunter.io/ios/app/personal-interval-timer/id1479646964/reviews)** | — |
| Number of ratings | **14** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Every 4 weeks** | Every 2 months |
| Monetization | Free with in-app purchases | — |
| Size | 7 MB | 58 MB |
| Requires iOS | 14.2 | **8.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [AlexApps.Net Co](https://appshunter.io/developer/972261962) | [Altug EKER](https://appshunter.io/developer/1507918484) |

## What reviewers say

### Personal Interval Timer

[App page](https://appshunter.io/ios/app/personal-interval-timer/id1479646964)

This app helps you manage timed workouts for sports like boxing, HIIT, and Tabata. It offers customizable presets, workout history tracking, and works with a locked screen and background music. Share your routines with friends and receive voice or bell notifications.

**Highlights:** Works with locked screen, Plays with background music, Saves custom presets, Share workouts with friends, History and progress charts, Voice or bell notifications

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $5.99 | one-time |


### SwimmerApp

[App page](https://appshunter.io/ios/app/swimmerapp/id1507918486)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Personal Interval Timer free?

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

### Is SwimmerApp free?

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

### Do Personal Interval Timer or SwimmerApp have ads?

Personal Interval Timer shows ads; SwimmerApp does not.

### Which is updated more often, Personal Interval Timer or SwimmerApp?

Personal Interval Timer ships an update every 4 weeks, and SwimmerApp every 2 months. Most recently, Personal Interval Timer was updated on September 23, 2026 and SwimmerApp on September 25, 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.*