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 236143 podcasts with 28605640 episodes. 3325994 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	117909	49.9%
Spanish	24306	10.3%
French	19374	8.2%
German	18777	8.0%
Dutch	10623	4.5%
Portuguese	9944	4.2%
Swedish	6836	2.9%
Chinese	3854	1.6%
None	3815	1.6%
Russian	3500	1.5%
Italian	2146	0.9%
Arabic	2068	0.9%
Persian	1239	0.5%
Polish	1069	0.5%
Danish	965	0.4%
Japanese	892	0.4%
Turkish	838	0.4%
Catalan	797	0.3%
Norwegian	639	0.3%
Ukrainian	562	0.2%
Other	5862	2.5%

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