# Swim Time Conversion vs UIPM Central

The clearest difference is price: UIPM Central at Free against Swim Time Conversion's $1.99. UIPM Central also leads on update cadence (every 2 weeks vs every 45 months) and iOS requirement (13.0 vs 18.6). Swim Time Conversion's advantage is rating (5.0 vs 3.7) and chart position (#194 vs unranked). On review sentiment, ratings volume, in-app purchases and device support there is nothing between them.

UIPM Central is free to download; Swim Time Conversion costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Swim Time Conversion holds the better App Store score, 5.0 against 3.7. Both are backed by a comparable volume of ratings — 2 and 3 respectively. Written reviews split almost evenly too, at 25% and 25% positive.

Swim Time Conversion ships an update every 45 months, UIPM Central every 2 weeks. The most recent releases landed on August 29, 2026 and September 21, 2026 respectively.

## The numbers

| Metric | Swim Time Conversion | UIPM Central |
| --- | --- | --- |
| Price | $1.99 | **Free** |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/swim-time-conversion/id443797038/reviews)** | [3.7 (3 ratings)](https://appshunter.io/ios/app/uipm-central/id1260666745/reviews) |
| Number of ratings | 2 | **3** |
| Positive reviews | 25.0% of reviews | 25.0% of reviews |
| In-app purchases | No | No |
| Ads | — | No |
| Update frequency | Every 45 months | **Every 2 weeks** |
| Monetization | Paid | **Free** |
| Best chart rank | **#194** | — |
| Size | 1 MB | 64 MB |
| Requires iOS | 18.6 | **13.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [TMSoftware](https://appshunter.io/developer/347816073) | [Union Internationale de Pentathlon Moderne](https://appshunter.io/developer/1260666744) |

## What reviewers say

### Swim Time Conversion

[App page](https://appshunter.io/ios/app/swim-time-conversion/id443797038)

**Currently charting:** #194 Top Paid · Sports (US App Store)

This tool converts swimming race times between various distance and pool configurations. It supports conversions from Long Course meters, Short Course Meters, and Short Course Yards to any other system.

**Highlights:** Converts between Long Course meters, Short Course Meters, and Short Course Yards, Supports conversion to any other system, Handles different distances and strokes, User-friendly interface

**Features:** macOS Compatibility

**In-app purchases:** none


### UIPM Central

[App page](https://appshunter.io/ios/app/uipm-central/id1260666745)

Stay updated with the latest news, live results, and photo galleries for Modern Pentathlon. Register for UIPM events online and access exclusive content. Receive notifications to never miss an update.

**Highlights:** Latest sport news and updates, Live competition results, Photo galleries, Athlete achievements tracking, Online event registrations, Exclusive content packages

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

**In-app purchases:** none


## Frequently asked questions

### Is Swim Time Conversion free?

Swim Time Conversion costs $1.99, with no in-app purchases.

### Is UIPM Central free?

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

### Which has better reviews, Swim Time Conversion or UIPM Central?

Swim Time Conversion is rated higher. Swim Time Conversion averages 5.0 out of 5 from 2 ratings, while UIPM Central averages 3.7 from 3 ratings.

### Which is updated more often, Swim Time Conversion or UIPM Central?

Swim Time Conversion ships an update every 45 months, and UIPM Central every 2 weeks. Most recently, Swim Time Conversion was updated on August 29, 2026 and UIPM Central on September 21, 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.*