When using LapTimer with video operation enabled, it stores sync information between data and video that allows a later overlay (see Video Documentation on ). This is the same for both using the internal or external cams.

There are situations however, this doesn't work. Examples are some cam...

LapTimer stores automatic backups in case is discovers issues or before resetting the database.
These automatic backups are stored locally and visible as "System Backup" in Administration ‣ Databases.
NB: Uninstalling LapTimer will purge all local data too. Please create external backups...

As powerful as Autosport Labs' RaceCapture devices are, the many are the possible configurations...

When using one of ASL's devices with LapTimer, it needs to be configured in a way LapTimer is able to handle it. This article describes how to make a successful configuration and connection....

Starting with LapTimer v20.0.11, so called deep links will be supported. Deep links share the URL format known from web links. Instead of starting up the browser and showing some html content, app deep links activate the app and allow it to execute a command. So deep links are a special flavor of...

This how-to describes how to prepare our apps to display valid gear values from OBD input.

Vehicle data shown in our apps are either values retrieved from OBD directly, or calculated from OBD and other inputs. Samples are power developed and gear values.

The gear engaged can be derived by looking...

A frequent task when changing phones or platforms is transferring data. In addition to this special events, it is strongly recommended to backup your lap data regularly. This how-to covers both scenarios and adds some details on LapTimer's storing scheme.

A LapTimer installation is made up from...

To connect and use one of the Bluetooth devices named above, you need to go through the following actions in Android. This steps are one time actions only, LapTimer will connect automatically the next time you use it with the Bluetooth accessory. The instructions are for GPS Bluetooth devices, but...

Hi,

This article provides some general guidance and advise on connection technologies used by sensorial accessories like GPS, OBD, and video. The article covers both the iOS and Android platforms. Please note this can get a rather complicated topic with many exceptions and caveats. This is the...

I have a lap that has some bad data points way off line. I have tried unsuccessfully to delete or fix them. Is there a better way? The goal is to use Circuit Tools for lap analysis and clean up video/data overlays.

Data File is here:

This is a general FAQ I will link to in case I need a trace file from a user.

Opposed to crash logs - which always document a hard crash including program termination - tracing allows to document processes going on in the software. A typical tracing process is made up from enabling tracing,...

Since version 17.5, LapTimer comes with a complete self check or "Health Status" making sure everything needed for successful lap recording is in place and working. The results of the check are shown in LapTimer's status bar:

So whenever LapTimer does not record data for you (or...

In case you are asked to send your database files for analysis, please go through the following steps:

Connect your iPhone to the the desktop and start iTunes
Select your iOS device in the top and select Apps in the navigation bar on the right
Scroll down to File Sharing and select LapTimer...

Hi,

In the hopefully rare case LapTimer crashes (i.e. falls back to iOS Springboard without a message or pressing the Home button), you may send the crash log to me for debugging. Here are the steps you need to go through:

Open Settings app
Go to Privacy, then Diagnostics & Usage
Select...

Smartphones operated in warm / hot environments while active, run into overheating problems from time to time. This post covers a few things you can prepare to work around this issue:

1. Reduce energy consumption as this directly relates to heat developed
2. Shade your smartphone from direct sun...