Comparison

Lapper vs Karting Lap Timer

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

Head to head
About

Lapper

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Lapper turns your iPhone or iPad into a smart lap timer and real-time audio assistant for all lap-based sports. Whether you're driving, cycling, skating, or running laps, Lapper gives you detailed insights without the need for extra hardware. No complicated setup. No external sensors. Just press start and move. Lapper takes care of the rest—lap detection, timing, audio messages, and data sync happen automatically. - Just drop a start/finish point on the map and begin your session. Lapper automatically detects every lap using GPS with high precision. Under optimal conditions, lap timing is near-perfect. Even with weaker signals, accuracy stays within ±1s. - Get voice feedback in your ears, lap after lap. Choose what type of message to receive—lap time, performance progression, or best lap—and adjust message length for better focus. Stay in your zone while staying informed. - Coach Mode lets you connect live with your coach, spotter, or teammate. Talk in real time and share full session data instantly, over Bluetooth or the internet. It’s like having a pit wall in your pocket. - After your session, review detailed performance data. Compare lap times, progression, and performance deltas. Replay your route from above with satellite view and understand exactly where you gained or lost time. - Lapper also detects performance trends. Whether you're improving, plateauing, or regressing, you’ll see the trend per lap, per session, and across tracks. These trends help you adapt your training and recognize breakthroughs. - Save your tracks and sessions for any sport. Lapper remembers your favorite layouts and lets you build your personal track library, whether you're on a racing circuit, a velodrome, or a loop in the park. Built for iOS and iPadOS, Lapper takes advantage of all Apple technologies and sensors, with no extra dongles, beacons, or wearables needed. Just mount your phone and go. Train smarter. Get faster. One lap at a time. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy policy: https://lapperapp.com/legal/privacy

About

Karting Lap Timer

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Be faster. Time every lap with one tap or the volume buttons, keep every session, and watch your records fall — all in one app built for karting. LAP TIMER • One tap to start, one tap per lap — or the volume buttons, so you never look at the screen • Time two drivers at once — for a coach, or a parent with two kids on track • Best lap and personal records detected automatically • Works offline at the track RIVALS • Time the drivers around you and see the on-track standings with the gap to the leader • Filter by track and period, open any lap in History HISTORY • Every session saved with track, date and weather, synced across your devices • Free: your 15 most recent sessions on screen — nothing is deleted, older sessions open with PRO • Share a session as a picture from the iOS share sheet MYCHRON TELEMETRY (free, no limits) • MyChron 5, 5S and 6 over Wi-Fi — import every session of the day in one run • Files are parsed on the device, so the import is fast even with a weak signal • Laps, RPM and speed land in your history next to hand-timed sessions WINLAP PRO • Unlimited history — a session from two years ago is a second away • Personal-best timeline and a consistency score on a real karting scale • Rank and percentile on your tracks, Gap Analysis to the track record • The gap to a chosen rival and how it moves over the season • Monthly digest: sessions, laps, tracks, records Start with a free trial. Weekly or annual — cancel anytime in your Apple ID settings. Subscriptions auto-renew unless cancelled at least 24 hours before the end of the current period. Payment is charged to your Apple ID at confirmation of purchase. Privacy Policy: https://winlap.app/privacy-policy Terms of Use: https://winlap.app/terms Support: https://winlap.app/support

Screenshots

Lapper4 screens
Karting Lap Timer4 screens

Verdict

The call

The clearest difference is update cadence: Karting Lap Timer at every 11 days against Lapper's every 7 months. On price, ads, in-app purchases and device support 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. Lapper sells 2 in-app purchases, starting at $6.99 per month and Karting Lap Timer sells 2 in-app purchases, starting at $9.99 per month. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Lapper ships an update every 7 months, Karting Lap Timer every 11 days. The most recent releases landed on September 24, 2026 and September 18, 2026 respectively.

Scorecard1 real difference · 5 level
Lapper versus Karting Lap Timer: the parameters behind the verdict, then further details
ParameterLapperKarting Lap Timer
PriceFreeFree
Update frequencyEvery 7 monthsEvery 11 days — better
AdsNoNo
In-app purchasesYesYes
DevicesiPhone, iPadiPhone, iPod
Requires iOS16.615.0 — better
Further details — not scored
Size43 MB29 MB
Age rating4+4+
DeveloperLongwave StudioVolha Murachova

In-app purchases

2 purchases

Lapper

Subscriptions2
  • Coach Mode Monthly7 Days trial$6.991 Month
  • Coach Mode Yearly7 Days trial$44.991 Year
2 purchases

Karting Lap Timer

Subscriptions2
  • WinLap Pro7 Days trial$9.991 Month
  • WinLap Pro$89.991 Year

Questions

Is Lapper free?
Lapper is free to download, with in-app purchases available.
Is Karting Lap Timer free?
Karting Lap Timer is free to download, with in-app purchases available.
Do Lapper or Karting Lap Timer have ads?
Neither Lapper nor Karting Lap Timer shows ads.
Which is updated more often, Lapper or Karting Lap Timer?
Lapper ships an update every 7 months, and Karting Lap Timer every 11 days. Most recently, Lapper was updated on September 24, 2026 and Karting Lap Timer on September 18, 2026.

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