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 255563 podcasts with 33855829 episodes. 3484859 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	125029	48.9%
Spanish	26124	10.2%
French	20917	8.2%
German	20046	7.8%
Dutch	11332	4.4%
Portuguese	10714	4.2%
None	7944	3.1%
Swedish	7317	2.9%
Chinese	4146	1.6%
Russian	3668	1.4%
Italian	2280	0.9%
Arabic	2198	0.9%
Persian	1342	0.5%
Polish	1125	0.4%
Danish	1044	0.4%
Japanese	983	0.4%
Turkish	886	0.3%
Catalan	850	0.3%
Norwegian	679	0.3%
Ukrainian	589	0.2%
Other	6301	2.5%

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