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"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
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"If you want customer service that answers the phone, your best bet is IQFeed. I cannot stop praising them or their technical support. They are always there for you, and they are quick. I have used ****** too but the best value is IQFeed." - Comment from Public Forum
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"I just wanted to tell you what a fine job you have been doing. While *******, from what I hear, has been down and out, off and on, IQ feed has held like a champ this week." - Comment from Shirin
"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
"I am very pleased with the DTNIQ system for quotes and news." - Comment from Larry
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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
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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
Consuming IQFeed APIs via C++ on Linux Jaro1337 16 378 Nov 17, 2018 01:11 AM
by taa_dtn
Requesting 5000 data points with HDX, only getting data back 313 bars dating back to 06/2017 mattgundersen 2 40 Nov 15, 2018 09:58 AM
by DTN_Steve_S
History LookupError opttrade 2 34 Nov 13, 2018 12:04 PM
by opttrade
Invalid Open in L1 summary message opttrade 4 111 Nov 13, 2018 07:57 AM
by opttrade
avoiding settlement "ticks" for futures Lav2018 3 113 Nov 1, 2018 08:54 AM
by DTN_Steve_S
Corrupted L1 data-in recent past on multiple products at 'random' times aQuant 5 242 Oct 29, 2018 09:32 AM
by DTN_Steve_S
Faulty tick for CVX opttrade 2 100 Oct 24, 2018 01:53 PM
by opttrade
Streaming / Derivative data not working opttrade 5 133 Oct 24, 2018 01:49 AM
by opttrade
Do you support corrections of historical symbols for DAILY prices alexus 1 97 Oct 22, 2018 02:25 PM
by DTN_Steve_S
WAL Earnings. Craig 7 142 Oct 19, 2018 03:57 PM
by DTN_Jay_Froscheiser
Delayed Data On CLM Craig 10 175 Oct 11, 2018 02:43 PM
by DTN_Tim Walter
No way to query historical (expired) equity option chain symbols? (Page: · 1 · 2 ) hooji 58 8952 Oct 9, 2018 08:03 AM
by veng1
In search of developer with experience working with IQFeed Richard 6 219 Sep 25, 2018 12:27 PM
by MyDtnForums
Historical requests - speed of retrieval fredericf 4 200 Sep 21, 2018 02:02 PM
by fredericf
Livefeed symb fredericf 5 182 Sep 20, 2018 12:00 PM
by DTN_Tim Walter
Extended Fundamental Data and Price Increase Questions jonnyb 6 761 Sep 18, 2018 05:39 AM
by DTN_Jay_Froscheiser
Historical Tick Data Request Hours AK786 12 400 Sep 11, 2018 12:55 PM
by bigjake
Historical Data question fredericf 10 242 Sep 11, 2018 12:18 PM
by fredericf
Brent ICE problem Docent 8 190 Sep 11, 2018 10:36 AM
by DTN_Tim Walter
Trade Aggressor Side Docent 1 174 Sep 11, 2018 06:40 AM
by DTN_Tim Walter
Issue with HIT lookup message bigjake 3 236 Sep 4, 2018 07:26 AM
by DTN_Tim Walter
Questions regarding option chain requesting homie70 6 305 Aug 16, 2018 10:06 AM
by DTN_Tim Walter
Open source IQFeed C# Socket Client now available supporting protocol 5.2 mathpaquette 8 544 Aug 15, 2018 08:21 AM
by data_collector
Update message format for index options homie70 1 221 Aug 15, 2018 01:32 AM
by homie70
Market Scans Documentation MyDtnForums 0 173 Aug 14, 2018 01:16 PM
by MyDtnForums
Outbound traffic JBEN 10 260 Aug 9, 2018 08:11 AM
by DTN_Tim Walter
Spontaneous error 'Unauthorized user ID.' rust 6 1334 Aug 6, 2018 03:26 PM
by hfries
Questions on upgrading to protocol 6.0 jonnyb 4 602 Jul 30, 2018 12:12 PM
by DTN_Tim Walter
C# sample using sockets? svftech 8 3834 Jul 17, 2018 03:08 PM
by AK786
Where is 6.0.0.5? jrojas 4 325 Jul 16, 2018 08:21 AM
by DTN_Tim Walter
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