Compare book prices across Amazon, Wordery, and the Book Depository
Due to circumstances beyond my control, Piranhas has unfortunately been discontinued.
Compare book prices across Amazon, Wordery, and the Book Depository launched on May 4, 2014 with 42 votes and more than 90% of that year's launches. The site was still online in September 2026, 12 years on.
In plain words
Piranhas was a tool that compared book prices across Amazon, Wordery, and the Book Depository to help readers find the best deals. The service has been discontinued due to operational challenges, including the loss of access to book retailer APIs and changes to affiliate programs. The tool was designed for book shoppers seeking price comparisons across multiple online retailers.
written from the facts on this page · September 2026
From the sources
Piranhas is no more Due to circumstances beyond my control, Piranhas has unfortunately been discontinued. Over the years, running this service has become increasingly difficult. First of all, over the years Piranhas has lost access to some Amazon alternatives. Book Depository was first purchased by Amazon and then shut down entirely . Wordery summarily shut down their affiliate programme and API access and is in fact not operating at all at the time of writing. Secondly, Amazon has done their best to obfuscate shipping costs until the last moment in the checkout process. There was never an easy way to get programmatic access to shipping costs, but it was possible to do so with a bit of…from piranhas.co
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