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 234459 podcasts with 28385359 episodes. 3307459 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	117129	50.0%
Spanish	24187	10.3%
French	19267	8.2%
German	18705	8.0%
Dutch	10579	4.5%
Portuguese	9882	4.2%
Swedish	6821	2.9%
Chinese	3822	1.6%
None	3582	1.5%
Russian	3467	1.5%
Italian	2132	0.9%
Arabic	2056	0.9%
Persian	1234	0.5%
Polish	1062	0.5%
Danish	956	0.4%
Japanese	888	0.4%
Turkish	830	0.4%
Catalan	796	0.3%
Norwegian	636	0.3%
Ukrainian	554	0.2%
Other	5807	2.5%

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