Comparison

Lap Timer with Graph 2 Free vs Kartnote

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

Head to head
About

Lap Timer with Graph 2 Free

This app provides precise lap timing with 0.01-second increments and offers multiple display options including graph and table views. It allows for unlimited data storage, CSV export, and target time setting for performance analysis. Features include countdown timers with customizable alerts and the ability to disable auto-lock.

Highlights
  • 0.01-second lap timing
  • Graph and table display options
  • Unlimited lap data storage
  • CSV data export
  • Target time setting and comparison
  • Customizable countdown timer
Features
Read full description

This app is a lap timer equipped with a graph display function. Main function Lap Timer Time is measured in increments of 0.01 seconds. There are three types of lap time display. (only graph, only table, both graph and table) Lap times are saved as data. The number of data that can be stored is unlimited. The stored data can be output in CSV format. You can create the target time. You can use as a target time data that has been saved. The measurement time and the target time will be drawn at the same time on the graph. You can check the difference between the target time and the lap time in the case of a table display mode. Countdown Time You can set the notice at the time specified before the end of the timer. Setting time can be set from the date and time in addition to the remaining time. Notice sound and end sound can be selected from multiple sounds. Other It is possible to release the auto-lock function when you are working countdown timer or lap timer. (You can keep alive the automatic lock function in accordance with the setting of your iPhone) Requirements iOS6.1 and later There are ads. (There is also a paid version without ads, expanded the size of the graph.)

About

Kartnote

Features
Read full description

Kartnote is a focused karting logbook for drivers, mechanics, racing families, and small teams. Track race sessions, lap and sector times, kart setups, weather conditions, and driver progress—all organized in one dependable place. Stop relying on messy notebooks or scattered spreadsheets. Kartnote makes it simple to preserve what happened on track so you can focus on getting faster. RECORD THE DETAILS THAT MATTER: • Lap and Sector Times: Enter lap and sector times while Kartnote automatically calculates your personal bests. • Detailed Setup Tracking: Log chassis, engine, and tire setups alongside weather and track temperatures. • Session Context: Record the date, track, kart, class, and session type—from Practice and Qualifying to Heats, Pre-Finals, Finals, and Races. • Driver Feedback: Save session notes and driver comments while they are still fresh. ANALYZE YOUR PROGRESS: Build a reliable history of every race weekend and test day. Review sessions by track, driver, kart, or class to understand what changed and how performance developed over time. Kartnote automatically calculates useful statistics including best lap, average lap, consistency, total lap count, and distance. BUILT FOR DRIVERS, FAMILIES, AND SMALL TEAMS: Manage multiple drivers as well as shared karts, engines, and classes using one logbook. Every session connects the driver, equipment, setup, conditions, and lap times—making Kartnote useful for solo racers, parents managing their children’s karts, instructors, mechanics, and small teams. A FREE CORE YOU CAN RELY ON: No subscription is required to: • Log, edit, and review unlimited sessions • Manage drivers, karts, engines, classes, and tracks • Sync your data across devices with iCloud • Export your data as CSV files for analysis or archival UNLOCK KARTNOTE PRO: Kartnote Pro adds deeper analysis and time-saving workflows: • Session Comparison: Compare your performance with the previous relevant session at the same track. • Setup and Weather Differences: Review chassis, tire, engine, and weather changes side by side. • Smart Autofill: Save time at the track by filling setup values from relevant previous sessions. • Advanced Insights: See track-specific progress and richer dashboard analytics. • Bulk Management: Assign equipment and classes to multiple past sessions and merge duplicate classes. Whether you are testing subtle setup changes, chasing personal bests, or building a long-term kart racing history, Kartnote gives you a dependable performance record for every day on track. Kartnote Pro is available as an optional annual auto-renewing subscription. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

Lap Timer with Graph 2 Free4 screens
Kartnote4 screens

Verdict

The call

The clearest difference is update cadence: Kartnote at weekly against Lap Timer with Graph 2 Free's every 29 months. Lap Timer with Graph 2 Free's advantage is iOS requirement (8.0 vs 17.0). 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. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Lap Timer with Graph 2 Free ships an update every 29 months, Kartnote weekly. The most recent releases landed on September 26, 2026 and October 3, 2026 respectively.

Scorecard2 real differences · 8 level
Lap Timer with Graph 2 Free versus Kartnote: the parameters behind the verdict, then further details
ParameterLap Timer with Graph 2 FreeKartnote
PriceFreeFree
Rating1.0 (1 ratings) — better—
Positive reviews0.0% of reviews—
Number of ratings1 — better—
Update frequencyEvery 29 monthsWeekly — better
AdsNoNo
In-app purchasesNoNo
MonetizationFree—
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS8.0 — better17.0
Further details — not scored
Size4 MB4 MB
Age rating4+4+
DeveloperR.E.O. FactoryNordlate Oy

In-app purchases

None

Lap Timer with Graph 2 Free

No in-app purchases

None

Kartnote

No in-app purchases

Questions

Is Lap Timer with Graph 2 Free free?
Lap Timer with Graph 2 Free is free to download, with no in-app purchases.
Is Kartnote free?
Kartnote is free to download, with no in-app purchases.
Do Lap Timer with Graph 2 Free or Kartnote have ads?
Neither Lap Timer with Graph 2 Free nor Kartnote shows ads.
Which is updated more often, Lap Timer with Graph 2 Free or Kartnote?
Lap Timer with Graph 2 Free ships an update every 29 months, and Kartnote weekly. Most recently, Lap Timer with Graph 2 Free was updated on September 26, 2026 and Kartnote on October 3, 2026.

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