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"DTN feed was the only feed that consistently matched Bloomberg feed for BID/ASK data verification work these past years......DTN feed is a must for my supply & demand based trading using Cumulative Delta" - Comment from Public Forum Post
"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
"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
"After all the anxiety I had with my previous data provider it is a relief not to have to worry about data speed and integrity." - Comment from Eamonn
"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
"Can I get another account from you? I am tired of ******* going down so often" - Comment from George
"Just a quick one to say I'm very impressed so far :) The documentation for developers is excellent and I've quickly managed to get an app written to do historical downloads. The system is very robust and pretty quick considering the extent of data that's available. The support guys have been very helpful too, in combination with the forums it's been plain sailing so far!" - Comment from Adam
"IQ feed works very well, does not have all of the normal interruptions I have grown used to on *******" - Comment from Mark
"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
"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_Gary_Stephen, DTN_Steve_S
4/12/21 Data Outage Status Updates jonnyb 19 469 Apr 19, 2021 03:59 PM
by DTN_Stephen
missing split event? carter888 10 479 Apr 15, 2021 08:48 AM
by Roberts
OPRA Market Summary Bid/Ask manish 2 452 Apr 8, 2021 03:23 PM
by DTN_Gary_Stephen
Only TRADES for "HIT" historical data requests? bbmat 13 1888 Apr 8, 2021 08:57 AM
by DTN_Gary_Stephen
Using IQFeed From A Second Machine. Craig 3 151 Apr 1, 2021 03:28 PM
by DTN_Stephen
How to Start IQfeed from Windows Services or Powershell kvigneshs 1 208 Mar 31, 2021 08:00 AM
by DTN_Gary_Stephen
5MS has no terminating string after data completes andrewm 1 204 Mar 29, 2021 11:22 AM
by DTN_Gary_Stephen
5MS 5-min market summary somebody 2 452 Mar 11, 2021 05:21 PM
by andrewm
Real Time Options Data... rm 5 225 Mar 9, 2021 09:56 AM
by DTN_Gary_Stephen
Derivative data ports problem lunarflint 0 188 Mar 6, 2021 09:36 AM
by lunarflint
Message Contents in Historical Data karthikkrishnan 5 287 Mar 1, 2021 02:46 PM
by DTN_Stephen
Real time data using HDX command for Historical Data via TCP/IP wojtazz9 1 566 Jan 21, 2021 09:07 AM
by DTN_Gary_Stephen
Failure under recent version of Wine taa_dtn 4 583 Jan 10, 2021 04:57 PM
by taa_dtn
Questions about api dd 4 1907 Dec 28, 2020 10:09 AM
by altmany
Too many simultaneous history requests Zeruel 13 889 Dec 28, 2020 09:55 AM
by DTN_Gary_Stephen
COM Interface documentation broken? AndrewAMD 3 483 Dec 15, 2020 01:48 PM
by DTN_Gary_Stephen
Trade Aggressor: wrong data Docent 2 443 Dec 15, 2020 09:03 AM
by DTN_Gary_Stephen
Most recent API Docs tccharleton 1 485 Dec 14, 2020 04:49 PM
by DTN_Gary_Stephen
Level 1 data and Reset Book message XoCe 2 507 Nov 24, 2020 03:17 AM
by XoCe
Questions on end-of-day data (EDS, HDT) jayqwi 1 511 Nov 23, 2020 04:22 PM
by DTN_Gary_Stephen
Historical daily data: same symbol, different companies emil_kzk 1 494 Nov 23, 2020 03:07 PM
by DTN_Gary_Stephen
how can I get year of historical data with 500 ticks buglab 7 629 Nov 11, 2020 09:26 AM
by DTN_Gary_Stephen
RTH market open/close carter888 1 554 Nov 3, 2020 08:31 AM
by DTN_Gary_Stephen
get historical stock split & dividend carter888 2 571 Nov 2, 2020 04:18 PM
by carter888
Get consistent historical daily data 913alerts 3 849 Sep 28, 2020 02:25 PM
by DTN_Gary_Stephen
Can I get the most recent quote for a symbol, not streaming data? andrewm 11 1019 Sep 9, 2020 09:31 AM
by DTN_Gary_Stephen
Is there a way to limit SBF lookup responses? MV_opt 2 717 Sep 8, 2020 07:50 PM
by MV_opt
Complete Errors List? dupek 2 835 Aug 31, 2020 03:19 PM
by DTN_Gary_Stephen
Can you force all API connections to PROTOCOL 6.1 by default? andrewm 1 821 Aug 31, 2020 09:19 AM
by DTN_Gary_Stephen
How well does IQ Feed work on Wine? andrewm 1 860 Aug 28, 2020 02:04 PM
by DTN_Gary_Stephen
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