The Dataset

All information on this site is based on a dataset of crawled podcast feeds. Podcasts are added to the dataset by crawling the iTunes podcast directory and fyyd. Additionally feeds can be submitted manually. Feeds are crawled according to the update interval specified in the feed, or every 24 hours if no interval is specified.

The dataset contains 122060 podcasts with 14136173 episodes. 1241537 episodes have been analysed for their audio properties.

Due to the selection process, the dataset is biased towards high ranking podcasts. Using fyyd as a source for new podcasts, introduced a bias towards German podcasts. The podcast language distribution is shown below.

Language	Podcasts	Percentage
English	60189	49.3%
German	12328	10.1%
Spanish	11875	9.7%
French	10438	8.6%
Dutch	6384	5.2%
Portuguese	4690	3.8%
Swedish	4401	3.6%
Russian	1528	1.3%
Chinese	1477	1.2%
None	1305	1.1%
Arabic	972	0.8%
Italian	815	0.7%
Persian	551	0.5%
Catalan	459	0.4%
Polish	444	0.4%
Danish	403	0.3%
Turkish	375	0.3%
Japanese	330	0.3%
Ukrainian	275	0.2%
Norwegian	219	0.2%
Other	2249	1.8%

The following charts shows the number of analysed episodes in relation to the published episodes.