There are many !!!   Android too.

Steve

On May 8, 2013, at 4:41 PM, Jeff Palmer wrote:

> Is there an iPhone app that measures speed?
> 
> Jeff
> 
>> Date: Wed, 8 May 2013 16:20:10 -0400
>> From: georgejoann@GMAIL.COM
>> Subject: Re: GPS speed accuracy
>> To: vanagon@GERRY.VANAGON.COM
>> 
>>   There is no right answer.
>> 
>>   My  Garmin Sat Nav receivers display navigational accuracy between 7
>> feet and infinity (lost in the woods) I can put two of them side by each on
>> the dash, the 2004 model says I'm within 7 feet, but a 2008 model with a
>> much more sensitive chip is always at least double that.
>> 
>> Geo/ATL
>> 
>> 
>> On Wed, May 8, 2013 at 10:08 AM, Todd Last <rubatoguy@comcast.net> wrote:
>> 
>>> Thought I would share this response from Garmin about the speed accuracy
>>> of their unit.
>>> Don't you just love tech support that never answers your question.
>>> Probably reading from a script approved by the company lawyers.
>>> 
>>> Todd
>>> '88 Westy
>>> 
>>> ----- Forwarded Message -----
>>> From: "Product.Support@garmin.com" <product.support@garmin.com>
>>> To: "Rubatoguy" <rubatoguy@comcast.net>
>>> Sent: Wednesday, May 8, 2013 5:23:51 AM
>>> Subject: Re: speed accuracy (KMM28238403I15977L0KM)
>>> 
>>> 
>>> 
>>> Dear Todd Last,
>>> 
>>> 
>>> 
>>> Thank you for contacting Garmin International.
>>> 
>>> 
>>> 
>>> 
>>> The speedometer on your device may display a different speed than the
>>> speedometer in your vehicle.
>>> 
>>> 
>>> 
>>> The speedometer in a vehicle is based on calculations using tire rotation.
>>> On the other hand, GPS devices calculate speed based on your GPS position.
>>> The accuracy of the speed displayed on the vehicle and GPS device can vary
>>> depending upon whether the vehicle's speedometer needs to be calibrated
>>> and/or how accurate your GPS reception is.
>>> 
>>> 
>>> 
>>> Please note that GPS devices should be used as a navigational aid and not
>>> relied upon for precise measurement of speed.
>>> 
>>> 
>>> Should you have further questions please contact Garmin Product Support by
>>> replying to this email or contact our Consumer Support Line at
>>> 800-800-1020 Monday-Thursday 8am-6:55 pm and Fridays 8am-5pm CST.
>>> 
>>> 
>>> 
>>> 
>>> 
>>> 
>>> With Best Regards,
>>> 
>>> 
>>> 
>>> Russell B
>>> 
>>> Product Support Specialist
>>> 
>>> Automotive Team
>>> 
>>> Garmin International
>>> 
>>> 913-397-8200
>>> 
>>> 800-800-1020
>>> 
>>> 913-440-8280 (fax) Att: Russell B, Associate #5795
>>> 
>>> www.garmin.com
>>> 
>>> 
>>> 
>>> Additional solutions may be found at
>>> http://www.garmin.com/garmin/cms/site/us/support/searchsupport
>>> Original Message Follows: ------------------------
>>> 
>>>        Escalation from KANA On Demand Self Service
>>> Subject: speed accuracy
>>> Message: What is the published accuracy of the speed measurement of this
>>> unit? e.g. accurate to or - 10% at 60 mph... or whatever. thank you
>>>        Knowledge Session Log URL:
>>> http://iqc.garmin.com/eCustomer/KODSelfService/sample.jsp?session=
>>>        Knowledgebase:  garmin
>>>        Market Name:    null
>>>        Product Group:  null
>>>        Product:        nuvi 3590LMT
>>>        Serial Number:  2H8061057
>>>        Software Version:
>>>        Type:
>>>        User ID:        rubatoguy
>>>        Name:   Todd Last
>>>        First Name:     Todd
>>>        Last Name:      Last
>>>        Email Address:  rubatoguy@comcast.net
>>>        Phone:
>>>        Address:
>>>        City:
>>>        State:
>>>        Zip:
>>>        Country:        United States
>>> 
>>> 
>>> CONFIDENTIALITY NOTICE: This email and any attachments are for the sole
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>>>