Welcome to iSummerSoft support center. If you encounter any problem with the iSummersoft software, please refer to our FAQ or contact us for further assistance.
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I need to convert my e-book to a different format. iSummer is extremely user-friendly, recommend it to every book lover!
Great service for converting eBooks to different formats and helping with issues with cross platform support.
Abbie Ferguson / Development
This software works fantastic I have never seen a book converted so fast. Highly recommended!