Comparison

Swim.com vs Fit Chronos

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Swim.com

Automatically record and track your swimming workouts with advanced statistics. Compete with friends and other swimmers on global leaderboards, and access thousands of customizable swim workouts.

Highlights
  • Automatic swim recording with Apple Watch
  • Advanced swim statistics
  • Stroke type and count detection
  • Drill Mode for kick tracking
  • Global leaderboards and friend competition
  • Thousands of customizable swim workouts
Features
Read full description

SWIM.COM IS THE ESSENTIAL APP FOR SWIMMERS! Record your swims automatically with your Apple Watch and track your progress with advanced swim stats. Compete on leaderboards, connect with friends and choose a swim workout to challenge yourself. THE BEST SWIM TRACKING APP FOR THE APPLE WATCH. Use the Swim.com app on your Apple Watch to record your swim workouts automatically; no button-pressing required. Detect stroke type, stroke count with the most accurate swimming app available. You can even track kick and other drills with Drill Mode! Swim.com, uses HealthKit to export your Swim.com activities into the Health app and to read swim activity data from other apps such as Apple's Workout app. COMPETE WITH YOURSELF OR WITH THOUSANDS OF POOLS AND CLUBS WORLDWIDE. Motivate yourself by competing with friends in a club or against other swimmers just like you on our global leaderboards. See how you compare to other swimmers at your local club and aim to be the lane leader. SMART WORKOUTS FOR EVERY SWIMMER. Download the app, and get access to thousands of smart swimming workouts for free. Customize and edit workouts using our new workout editor to craft the perfect swim. You can even add your own workouts and share them with our community! Have an issue? ** CONTACT US AT SUPPORT@SWIM.COM **

About

Fit Chronos

Features
Read full description

Fit Chronos is a simple gym timer: a rest timer between your sets, and adjustable work/rest cycles for HIIT, intervals or stretching. Start your session in one tap, the app counts your sets and tells you when to go again with a sound, a vibration or a flash. Stop checking your watch between sets: stay focused on what matters, getting better. TWO WAYS TO TRAIN • Free sets: activity stopwatch, rest started whenever you want with a countdown, sets counted • Cycle sets: fixed work and rest durations, automatic switching, cycles counted • Countdown from 5 seconds to 10 minutes • Rest duration adjustable on the fly, for the current cycle or the next one THE GO SIGNAL • Sound, vibration and flash, each one on or off • Separate settings for rest and for the stopwatch YOUR TRACKING • Every session saved: total time, activity time, rest time • Session history with charts • Notes on each session FREE, WITH A ONE-TIME PREMIUM • Free version: 5 saved sessions • Premium: unlimited sessions and custom rest times BUILT FOR THE GYM • Dark, readable interface, easy to use even with sweaty hands • In English and French Strength training, HIIT, intervals or stretching: Fit Chronos, your training bro.

Screenshots

Swim.com4 screens
Fit Chronos4 screens

Verdict

The call

The clearest difference is in-app purchases: Swim.com at none against Fit Chronos's 1. Fit Chronos's advantage is update cadence (every 5 days vs monthly). On price, ads, 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Fit Chronos sells 1 one-off in-app purchase. Swim.com asks for nothing beyond the download.

UpkeepUpdate frequency

Swim.com ships an update monthly, Fit Chronos every 5 days. The most recent releases landed on October 26, 2026 and October 28, 2026 respectively.

Scorecard2 real differences · 8 level
Swim.com versus Fit Chronos: the parameters behind the verdict, then further details
ParameterSwim.comFit Chronos
PriceFreeFree
Rating4.4 (1.1K ratings) — better—
Positive reviews41.4% of reviews—
Number of ratings1.1K — better—
Update frequencyMonthlyEvery 5 days — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree—
DevicesiPhone, iPod, Apple WatchiPhone, iPad, iPod
Requires iOS15.015.0
Further details — not scored
Size175 MB51 MB
Age rating12+4+
DeveloperSpiraledgeMathieu Dupleix

Bugs and requests

Swim.com

Reported bugs

4 issues
  • App crashing or freezing during workouts
  • Inconsistent lap/distance tracking
  • Sync issues between app and Apple Watch
  • Inability to properly log or edit workouts

Requested features

5 requests
  • Improved Strava integration
  • Better workout scheduling and notification features
  • Ability to track kick sets and drills
  • More comprehensive data analysis and visualization
  • Seamless sync with Apple Health app

Fit Chronos

Not enough reviews yet to summarise bugs or requests.

In-app purchases

None

Swim.com

No in-app purchases

1 purchases

Fit Chronos

One-time1
  • Premium$3.99

Questions

Is Swim.com free?
Swim.com is free to download, with no in-app purchases.
Is Fit Chronos free?
Fit Chronos is free to download, with in-app purchases available.
Do Swim.com or Fit Chronos have ads?
Neither Swim.com nor Fit Chronos shows ads.
Which is updated more often, Swim.com or Fit Chronos?
Swim.com ships an update monthly, and Fit Chronos every 5 days. Most recently, Swim.com was updated on October 26, 2026 and Fit Chronos on October 28, 2026.

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