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"There is no doubt that IQFeed is the best data provider. I am very satisfied with your services. And IQFeed is the only one that I would recommend to my friends. Now, most of them are using your product in China." - Comment from Zhezhe
"I'm satisfied with IQFeed. It's the most reliable and fastest quote feed I have ever used. Although I'm a resident in China, it's still very fast!" - Comment from Xiaofei
"Thanks for the great product and support. During this week of high volume trading, my QuoteTracker + IQ Feed setup never missed a beat. Also, thanks for your swiftness in responding to data issues. I was on ******* for a few years before I made the switch over early this year, and wish I had done it a long time ago." - Comment from Ken
"You have an excellent feed. Very few spikes for Spot Forex." - Comment from Public Forum Post
"I just wanted to let you know how fast and easy I found it to integrate IQFeed into our existing Java code using your JNI client. In my experience, such things almost never go so smoothly - great job!" - Comment from Nate
"Its working FABULOUSLY for me!! Holy cow...there has been so much I've been missing lately, and with this feed and Linnsoft software...I'm in the game now." - Comment from Chris R.
"I'm very glad I switched to IQFeed. It's working perfectly with no lag, even during fast market conditions." - Comment from Andy via Email
"Thanks for following up with me. You guys do a great job in tech support." - Comment from Phelps
"I am keeping IQFeed, much better reliabilty than *******. I may refer a few other people in the office to switch as well." - Comment from Don
"Interactive Brokers tick data was inconsistent, so I have switched to using DTN exclusively. It is great to no longer have to worry about my datafeed all day long." - Comment from Philippe
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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
Historical requests - speed of retrieval fredericf 0 1 Today @ 02:18 AM
by fredericf
Livefeed symb fredericf 5 25 Yesterday @ 12:00 PM
by DTN_Tim Walter
In search of developer with experience working with IQFeed Richard 5 40 Sep 18, 2018 02:43 PM
by stargrazer
Extended Fundamental Data and Price Increase Questions jonnyb 6 563 Sep 18, 2018 05:39 AM
by DTN_Jay_Froscheiser
Historical Tick Data Request Hours AK786 12 218 Sep 11, 2018 12:55 PM
by bigjake
Historical Data question fredericf 10 70 Sep 11, 2018 12:18 PM
by fredericf
Brent ICE problem Docent 8 55 Sep 11, 2018 10:36 AM
by DTN_Tim Walter
Trade Aggressor Side Docent 1 22 Sep 11, 2018 06:40 AM
by DTN_Tim Walter
Issue with HIT lookup message bigjake 3 100 Sep 4, 2018 07:26 AM
by DTN_Tim Walter
No way to query historical (expired) equity option chain symbols? (Page: · 1 · 2 ) hooji 43 8013 Aug 27, 2018 11:26 AM
by AK786
Questions regarding option chain requesting homie70 6 163 Aug 16, 2018 10:06 AM
by DTN_Tim Walter
Open source IQFeed C# Socket Client now available supporting protocol 5.2 mathpaquette 8 352 Aug 15, 2018 08:21 AM
by data_collector
Update message format for index options homie70 1 98 Aug 15, 2018 01:32 AM
by homie70
Market Scans Documentation MyDtnForums 0 79 Aug 14, 2018 01:16 PM
by MyDtnForums
Consuming IQFeed APIs via C++ on Linux Jaro1337 2 146 Aug 13, 2018 11:14 AM
by taa_dtn
Outbound traffic JBEN 10 146 Aug 9, 2018 08:11 AM
by DTN_Tim Walter
Spontaneous error 'Unauthorized user ID.' rust 6 1163 Aug 6, 2018 03:26 PM
by hfries
Questions on upgrading to protocol 6.0 jonnyb 4 432 Jul 30, 2018 12:12 PM
by DTN_Tim Walter
C# sample using sockets? svftech 8 3619 Jul 17, 2018 03:08 PM
by AK786
Where is 6.0.0.5? jrojas 4 183 Jul 16, 2018 08:21 AM
by DTN_Tim Walter
OptionChain for BBD equity returns Options not aligned with definition ovolansky 2 228 Jun 21, 2018 03:50 AM
by ovolansky
Possible error in HTX functions series fabiodev 1 211 Jun 18, 2018 08:03 AM
by DTN_Tim Walter
IQLink/DDE problem Art_iqf 18 340 Jun 11, 2018 08:43 AM
by Art_iqf
Historical data requests in 64-bit VBA jonnyb 7 1576 Jun 11, 2018 05:36 AM
by DTN_Tim Walter
Simple C# Example, Anyone? squirlhntr 4 4325 Jun 1, 2018 03:02 PM
by freemind
Not receiving any data from any iqconnect port Sancho 1 256 May 24, 2018 09:47 AM
by DTN_Tim Walter
C# sample program for Leve1Socket Lav2018 5 457 May 22, 2018 08:06 PM
by mathpaquette
Historical options data ovolansky 4 273 May 22, 2018 01:46 PM
by jonnyb
LabelAtBeginning on Linux alex 1 292 May 14, 2018 08:43 AM
by DTN_Tim Walter
Treasury futures show non-tradable prices in Level2 updates aQuant 2 284 May 9, 2018 08:52 AM
by DTN_Tim Walter
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