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"I just wanted to let u know that your data feed/service is by far the best!!! Your unfiltered tick data is excellent for reading order flow and none of your competitors delivers this quality of data!" - Comment from Peter via Email
"It’s so nice to be working with real professionals!" - Comment from Len
"And by the way, have to say this. I love the IQFeed software. It's rock solid and it has a really nice API." - Comment from Thomas via RT Chat
"I've been using IQFeed 4 in a multi-threaded situation for the last week or two on 2600 symbols or so with 100 simultaneous daily charts, and I have had 100% responsiveness." - Comment from Scott
"Thank you so much - awesome feed, awesome service!" - Comment from Greg via Email
"Boy, probably spent a thousand hours trying to get ******* API to work right. And now two hours to have something running with IQFeed. Hmmm, guess I was pretty stupid to fight rather than switch all this time. And have gotten more customer service from you guys already than total from them… in five years." - Comment from Jim
"I will tell others who want to go into trading that DTN ProphetX is an invaluable tool, I don't think anyone can trade without it..." - Comment from Luther
"For anyone considering using DTN.IQ for a data feed, my experience with the quality of data and the tech support has been very positive." - Comment from Public Forum
"Previously I was using *******. IQFeed is WAY more economical, and for my charting needs is just as good, if not better." - Comment from Public Forum Post
"I just wanted to say how happy I am with your service. I was able to download the API docs last week and I was able to replicate Interactive Brokers historical bar queries and realtime bar queries over the weekend. That was about one of the fastest integrations that I've ever done and it works perfectly!!!!" - Comment from Jason via Email
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»Forums Index »IQFeed Developer »IQFeed Developer Support
Thread Started By Replies Views Last Post
Moderators: DTN_Steve_S, DTN_Tim Walter
Could not connect to History socket / Could not connect to News socket Craig 5 40 Yesterday @ 10:09 PM
by stargrazer
NHL News Headlines Request PyDev 5 129 Mar 14, 2019 01:05 PM
by PyDev
Symbols that trade over the weekend (Friday after hours, saturday, sunday) creeveshft 10 1918 Mar 13, 2019 03:22 PM
by DTN_Stephen
Unable to connect to Admin port afetr starting IQconnect rlt6246 3 1290 Mar 12, 2019 06:56 AM
by altmany
matlab examples apps sma202 3 2445 Mar 12, 2019 06:21 AM
by altmany
problem with receiving derivative data vladfa 0 136 Mar 6, 2019 12:11 AM
by vladfa
How much bandwidth is needed? iq200 0 200 Feb 26, 2019 01:28 PM
by iq200
Historical tick data issues jphiggs 3 169 Feb 26, 2019 06:42 AM
by DTN_Steve_S
History requests are slow to fill mattgundersen 3 298 Feb 22, 2019 05:38 AM
by DTN_Steve_S
Corrupted L1 data-in recent past on multiple products at 'random' times aQuant 22 828 Feb 21, 2019 09:40 PM
by aQuant
Latency of Q messages mac 3 225 Feb 19, 2019 08:45 AM
by DTN_Steve_S
Historical futures options daily data: what is the meaning of OHLC fields with traded volume = 0? shkim 1 199 Feb 19, 2019 06:53 AM
by DTN_Steve_S
Problem with Open price opttrade 1 210 Feb 19, 2019 06:50 AM
by DTN_Steve_S
Latest float fredericf 1 239 Feb 18, 2019 02:04 PM
by DTN_Steve_S
Fundamental Data Message fredericf 3 238 Feb 12, 2019 07:00 AM
by fredericf
Incorrect Intraday data for WY and TWLO opttrade 2 197 Feb 7, 2019 03:04 AM
by opttrade
Incorrect L2 data for futures aQuant 3 315 Jan 29, 2019 12:27 PM
by aQuant
Incorrect data for HOLX opttrade 2 239 Jan 28, 2019 08:34 AM
by opttrade
Historical data request - E,Invalid server protocol version. buscq9421 2 229 Jan 28, 2019 06:45 AM
by DTN_Steve_S
chained RBOB futures data begins 1995, but cannot access individual daily contracts before QRB shkim 2 241 Jan 23, 2019 05:47 AM
by shkim
CL futures: missing daily data for QCLG05 & QCLV04 shkim 1 252 Jan 21, 2019 07:36 AM
by DTN_Stephen
Trade Aggressor Side Docent 3 559 Jan 18, 2019 07:21 AM
by DTN_Steve_S
Novice Questions: tick or minute data, Lev2 historical, linux headless launching ChainsawDR 2 395 Jan 7, 2019 03:18 AM
by ChainsawDR
Get underlying for a futures option homie70 3 428 Dec 14, 2018 02:04 PM
by DTN_Steve_S
Message Contents vs Timestamps - order of ticks question cirque3 0 308 Dec 10, 2018 07:27 PM
by cirque3
About L1 level Connection ChowWei 5 495 Dec 5, 2018 07:55 AM
by DTN_Steve_S
Protocol 6.0 - Fieldnames Lewcifer 2 417 Dec 1, 2018 11:41 PM
by Lewcifer
Snap Quotes Lewcifer 0 327 Dec 1, 2018 12:03 PM
by Lewcifer
Message Content Flags opttrade 7 442 Nov 21, 2018 06:20 AM
by opttrade
Timezone of timestamps altmany 1 410 Nov 19, 2018 05:32 AM
by DTN_Steve_S
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