Comparison

Lap Swim vs Komit21

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

Head to head
About

Lap Swim

This app automatically counts laps and tracks swim times on your Apple Watch. It detects stroke type and count, and graphs your performance on a paired iPhone. Enjoy a large font display for easy viewing during your workout.

Highlights
  • Automatic lap counting
  • Stroke detection (freestyle, backstroke, breaststroke)
  • Kickboard lap detection
  • Large font display
  • Stopwatch function
  • Workout graphing on iPhone
  • Health and Activity app integration
Features
Read full description

Automatic Lap Counter with Stopwatch and LARGE FONTS; Lap Swim is an Apple Watch (Series 2 and later) App that automatically detects, displays, records and graphs the lap count and elapsed time of a swim session. Detects and displays the type of stroke and stroke count during each lap. - Detects and displays the lap direction and lap count while swimming using the gyroscope in the Apple Watch - LARGE FONT display of time and lap count - Stopwatch function while swimming - Auto start/stop mode detects swimming and automatically starts (or stops) the stopwatch - Lap counter counts up from 0 or counts down from preset lap goal - Senses and displays freestyle strokes, backstrokes, and breaststrokes - Detects and counts kickboard laps - Records and graphs (on the paired iPhone) the following: ------ Date and time of a swim session ------ Time for each lap and of entire swim session ------ Number of laps ------ Average speed and speed for each lap ------ Stroke count and type of stroke (freestyle, back, breast or kick board) ------ Distance in meters or yards - Enters workout information into the Health and Activity apps Lap Swim uses the gyroscope and accelerometer in the Apple Watch to detect the type of stroke and the orientation of the swimmer. Using this information it displays the lap count of a swim session. Lap Swim also has a standard stopwatch function. The swim session information is transmitted to the paired iPhone and displayed on both a table and a graph. Lap Swim is free and fully functional for the first 250 laps. After that, Lap Swim continues to function but it requires a low cost IAP to display the lap count. Screenshots: -Apple Watch: 1) Large 2 line display - Swimming return half of 51st lap after 49:35 2) 3 line display - returning on lap 10 after 9:10; 11 breaststrokes taken this half lap 3) 3 line display - after turning and starting lap 11; showing last half lap stroke count (11) and elapsed time (34.6) 4) 3 line display - going out on lap 12; this lap you have taken 3 freestyle strokes, 2 backstrokes, 5 breaststrokes, and over 15 seconds using a kickboard 5) Starting a Workout Session in 2 second and turning on water lock. 6) Lap length set to 25 yards. 7) Settings options - 2 or 3 line display, split times half or full lap, automatic or manual start/stop, set lap length. -iPhone: 1) Home screen also showing the app on the Apple Watch 2) Graph of the average speed in over 200 swim sessions from 12/16 to 7/20. 3) Graph of the total times in over 200 swim sessions from 12/16 to 7/20. 4) Data collected in a single swim session available for editing. ----

About

Komit21

Features
Read full description

Pick a challenge. Check in for 21 days. Build a habit for life. Komit21 turns the science of habit formation into a single ritual: one daily check-in, twenty-one days, one new automatic behavior. No gimmicks. No streak-padding. Just a real commitment, and the structure to honor it. WHAT'S INSIDE A library of 30+ curated 21-day challenges, each broken into a precise daily plan: — Body & Fitness: The Foundation Walk (5k), 5-Mile Run, Push-up Power, Core Stability, The Urban Trek (10k) — Mind & Focus: Clear Mind, The Stillness Path, The Breathwork Series, Sensory Fast, Notification Fast — Productivity & Time: Morning Solitude, 20-Page Rule, The Sunset Rule, Single-Tasking Sprint, Daily Learning — Confidence & Social: The Courage Drill, Active Listening, The Complaint Fast, Gratitude Practice, Confidence Practice — Mastery: The No-Shortcut Week, Integrity Alignment, The Letter Project, Camera-Free Living, Stoic Endurance HOW IT WORKS 1. The Oracle asks four questions about your goals and matches you with three challenges scored to your profile. 2. You commit. The first 21-day challenge is free. 3. Each day, you open Komit21, see today's task, and check in. 4. Miss two days in a row → the challenge auto-cancels. The 21-day rule is strict on purpose. 5. Complete a challenge → earn a unique badge, level up, unlock more parallel challenges (1 → 3 → 10). WHAT YOU GET — A clear daily task — never a vague "try harder" — A rolling 21-day streak with day-by-day progression — A private journal to capture what each day taught you (share publicly if you want) — A community of seekers checking in alongside you — Badges that actually mean something — earned only by finishing — Gentle daily reminders, opt-in, that respect your focus WHY 21 DAYS Twenty-one days is enough to feel a behavior become automatic — not so long that you give up, not so short that nothing changes. We don't promise miracles. We promise a structure stubborn enough that, if you show up, the habit follows. PRO A 7-day free trial unlocks every challenge in the library. After the trial, monthly or annual subscription. Cancel anytime in iOS Settings. PRIVACY We collect only what's needed to run your account: email, your check-ins, your journal entries. No ads, no third-party tracking, no selling your data. Read more: https://komit21-78073.web.app/privacy Built with care by 3V Studio. Reach us anytime: contact@komit21.com

Screenshots

Lap Swim4 screens
Komit214 screens

Verdict

The call

The clearest difference is update cadence: Komit21 at every 9 days against Lap Swim's every 3 months. Lap Swim's advantage is device support (4 vs 1) and iOS requirement (13.0 vs 16.6). On price, ads and in-app purchases 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. Lap Swim sells 1 one-off in-app purchase and Komit21 sells 2 in-app purchases, starting at $3.99 per month. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Lap Swim ships an update every 3 months, Komit21 every 9 days. The most recent releases landed on October 24, 2026 and October 10, 2026 respectively.

Scorecard3 real differences · 7 level
Lap Swim versus Komit21: the parameters behind the verdict, then further details
ParameterLap SwimKomit21
PriceFreeFree
Rating3.2 (31 ratings) — better—
Positive reviews62.1% of reviews—
Number of ratings31 — better—
Update frequencyEvery 3 monthsEvery 9 days — better
AdsNoNo
In-app purchasesYesYes
MonetizationFree with in-app purchases—
DevicesiPhone, iPad, iPod, Apple Watch — betteriPhone
Requires iOS13.0 — better16.6
Further details — not scored
Size5 MB27 MB
Age rating4+4+
DeveloperPeter KramerValentin Vivier

In-app purchases

1 purchases

Lap Swim

One-time1
  • upgrade from 250 laps to unlimited laps$1.99
2 purchases

Komit21

Subscriptions2
  • Monthly Komitter7 Days trial$3.991 Month
  • Annual Komitter7 Days trial$29.991 Year

Questions

Is Lap Swim free?
Lap Swim is free to download, with in-app purchases available.
Is Komit21 free?
Komit21 is free to download, with in-app purchases available.
Do Lap Swim or Komit21 have ads?
Neither Lap Swim nor Komit21 shows ads.
Which is updated more often, Lap Swim or Komit21?
Lap Swim ships an update every 3 months, and Komit21 every 9 days. Most recently, Lap Swim was updated on October 24, 2026 and Komit21 on October 10, 2026.

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