Swimming Timer vs Swim Time Calculator
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Swimming Timer
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.
- Customizable race start timer
- Randomized start delays
- Lap and split time measurement
- Save and view results by date
- Editable event names
- Customizable color themes
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Starter & stopwatch app for swimming. It can be used for practicing the starting race command or to help you measure your time. ●Basic Functions 1. Starter function You can set the time from TAKE YOUR MARKS to start sound as you like. It is also possible to randomize the time, which is useful for practicing the start. 2. Lap time & Split time Pressing the "Lap" button or "Stop" button after the start sound, the lap time and split time will be measured. If you accidentally press the button to measure a time, you can delete it by swiping the result cell to the left. 3. Saving results Measured times can be saved by pressing the "Save" button. Saved times can be viewed by date. 4. Event setting By tapping the event name under the time, you can freely select an event (e.g. Men's 100m Freestyle). In the initial display, 100m is set. 5. Color settings The background color and timer color can be changed.
Swim Time Calculator
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Optimize your swim performance with our new Swim Pace Calculator! This app helps coaches and swimmers calculate potential improvements in clean swim time by analyzing changes in two key parameters: stroke rate (SR) and stroke length (SL). Developed by the Czech analysis company umimplavat.cz, this tool is designed to provide actionable insights to enhance training and competition outcomes.
Screenshots
Verdict
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.
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. 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.
| Parameter | Swimming Timer | Swim Time Calculator |
|---|---|---|
| Price | Free | Free |
| Rating | 4.2 (5 ratings) — better | — |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 5 — better | — |
| Update frequency | Every 3 months | Every 5 weeks — better |
| Ads | Yes | No — better |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 13.0 | 13.0 |
| Further details — not scored | ||
| Size | 34 MB | 27 MB |
| Age rating | 17+ | 4+ |
| Developer | NAOYA ONO | umimplavat.cz |
In-app purchases
Swimming Timer
- Support Developer$0.99
- Remove ads$6.99
Swim Time Calculator
No in-app purchases
Questions
Is Swimming Timer free?
Is Swim Time Calculator free?
Do Swimming Timer or Swim Time Calculator have ads?
Which is updated more often, Swimming Timer or Swim Time Calculator?
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