TimeConv vs Swimstar
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
TimeConv
Easily convert swimming times between short course and long course pools. This app uses a precise algorithm based on ASA tables for accurate conversions.
- Short course to long course conversion
- Long course to short course conversion
- Accurate ASA table algorithm
- Simple and fast interface
- Smooth user experience
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The simplest, fastest, smoothest way to convert a swimming short course time into long course and vice et versa! Uses a proper algorithm based on ASA tables to give you an accurate time.
Swimstar
Analyze your swimming training and race performance to understand what works best for you. Track daily pool, land, and weight training, log race results, and monitor personal bests to visualize your progress and achieve success.
- Training Logbook (pool, land, weights)
- Racing Logbook (results, target meets)
- Swimmer profile (PB's, schedule)
- Personal best and fitness test tracking
- Data visualization of training/racing changes
- Swimming world news and motivation
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Swimstar is the app that every swimmer needs. It is designed to support you in reaching your potential by showing you the relationship between your training and your racing. By inputting your daily training, both in the pool and on land, Swimstar will give you insights as to what is working for you and track any changes to your training programme. Build your swimmer profile with details about your PB’s and training schedule. Use the Training Logbook to record daily pool training, land training and weight training. Use the Racing Logbook to enter race results from meets and log your future target meets. You can also keep track of your training personal bests and fitness test improvements to see any improvements in skill, endurance and explosive or dynamic strength. Through the data centre you can visualise any changes in your training or racing and see stats on where your improvements are. The news section will help keep you up to date with what’s going on in the swimming world and help to provide that extra bit of motivation to go after it. Swimstar will help you to gain a better understanding of your training, what works best for you and start your journey to success! Terms of Use: https://www.swimstarapp.com/terms-of-use
Screenshots
Verdict
The clearest difference is in-app purchases: TimeConv at none against Swimstar's 1. TimeConv also leads on iOS requirement (12.0 vs 14.0). Swimstar's advantage is update cadence (every 5 weeks vs every 34 months). On price, rating, ratings volume and ads there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Swimstar sells 1 in-app purchase, starting at $6.99 per month. TimeConv asks for nothing beyond the download.
On the App Store both sit at effectively the same score — 1.0 for TimeConv against 1.0 for Swimstar. Both are backed by a comparable volume of ratings — 1 and 1 respectively.
TimeConv ships an update every 34 months, Swimstar every 5 weeks. The most recent releases landed on October 2, 2026 and September 25, 2026 respectively.
| Parameter | TimeConv | Swimstar |
|---|---|---|
| Price | Free | Free |
| Rating | 1.0 (1 ratings) | 1.0 (1 ratings) |
| Positive reviews | — | 50.0% of reviews |
| Number of ratings | 1 | 1 |
| Update frequency | Every 34 months | Every 5 weeks — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Free — better | Free with in-app purchases |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 12.0 — better | 14.0 |
| Further details — not scored | ||
| Size | 15 MB | 43 MB |
| Age rating | 4+ | 4+ |
| Developer | Jean-Baptiste Bolcato | Swimstar Analytics LTD |
Customer experience
TimeConv
Swimstar
In-app purchases
TimeConv
No in-app purchases
Swimstar
- Monthly Subscription7 Days trial$6.991 Month
