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 251301 podcasts with 32949389 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	123201	49.0%
Spanish	25662	10.2%
French	20558	8.2%
German	19783	7.9%
Dutch	11232	4.5%
Portuguese	10524	4.2%
None	7478	3.0%
Swedish	7240	2.9%
Chinese	4047	1.6%
Russian	3621	1.4%
Italian	2262	0.9%
Arabic	2160	0.9%
Persian	1311	0.5%
Polish	1104	0.4%
Danish	1026	0.4%
Japanese	947	0.4%
Turkish	870	0.3%
Catalan	833	0.3%
Norwegian	671	0.3%
Ukrainian	583	0.2%
Other	6185	2.5%

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