Does Calibre show ads or track you?

Its homepage loaded Amazon Ads, Criteo, Equativ, Google AdSense, Google Ads, GumGum, ID5, Index Exchange, Integral Ad Science, LiveIntent, LiveRamp, Magnite, Media.net, OneTag, OpenX, PubMatic, Seedtag, Sharethrough, Sovrn, The Trade Desk, TripleLift, Xandr and Yieldmo ad networks and Google Analytics and Google Tag Manager trackers in our automated check on 16 Oct 2026.

Is Calibre safe?

Our pick

Yes. Calibre is a legitimate tool and IsLegit's pick for: Convert or organize ebooks. The free ebook library and converter.

Open Calibre

Report card

Site checked 16 Oct 2026

Free
Your files stay on your device
Open source
Secure connection (HTTPS)
Homepage contacts ad networks: Amazon Ads, Criteo, Equativ, Google AdSense, Google Ads, GumGum, ID5, Index Exchange, Integral Ad Science, LiveIntent, LiveRamp, Magnite, Media.net, OneTag, OpenX, PubMatic, Seedtag, Sharethrough, Sovrn, The Trade Desk, TripleLift, Xandr and Yieldmo
2 trackers: Google Analytics and Google Tag Manager
Converts every ebook format
Sends to e-readers
Busy interface at first

Works on: Windows, Mac, Linux · Free

Where it shows up

Convert or organize ebooks Our pick

Questions

Does Calibre show ads or track you?: Its homepage loaded Amazon Ads, Criteo, Equativ, Google AdSense, Google Ads, GumGum, ID5, Index Exchange, Integral Ad Science, LiveIntent, LiveRamp, Magnite, Media.net, OneTag, OpenX, PubMatic, Seedtag, Sharethrough, Sovrn, The Trade Desk, TripleLift, Xandr and Yieldmo ad networks and Google Analytics and Google Tag Manager trackers in our automated check on 16 Oct 2026.
Is Calibre free?: Yes, Calibre is free.