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 239377 podcasts with 31589623 episodes. 3344188 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	118310	49.4%
Spanish	24481	10.2%
French	19507	8.1%
German	18939	7.9%
Dutch	10756	4.5%
Portuguese	10066	4.2%
Swedish	6936	2.9%
None	5726	2.4%
Chinese	3867	1.6%
Russian	3515	1.5%
Italian	2156	0.9%
Arabic	2080	0.9%
Persian	1249	0.5%
Polish	1073	0.4%
Danish	967	0.4%
Japanese	895	0.4%
Turkish	841	0.4%
Catalan	804	0.3%
Norwegian	648	0.3%
Ukrainian	566	0.2%
Other	5931	2.5%

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