CHM
CHM is an HTML help file for online helps. It is proprietary format from Microsoft. In CHM file a number of HTML help files are compressed, compiled and indexed. CHM files are used mostly as software manual. LZX compression technique is used to compress files in CHM format. There is a search option in this file. Moreover multiple CHM files can be added together.
PDB
PDB is an eBook or database format used in the Palm OS platform. PDB files support royalty free eBooks because it does not provide Digital Rights Management (DRM). PDB supports the basic eBooks with basic format. It is used in Palm devices.
+200 Formats Supported
CloudConvert is your universal app for file conversions. We support nearly all audio, video, document, ebook, archive, image, spreadsheet, and presentation formats. Plus, you can use our online tool without downloading any software.
Data Security
CloudConvert is ISO 27001 certified and has been trusted by our users and customers since its founding in 2012. No one except you will ever have access to your files. We earn money by selling access to our API, not by selling your data. Read more about that in our Security Overview.
High-Quality Conversions
Besides using open source software under the hood, we’ve partnered with various software vendors to provide the best possible results. Most conversion types can be adjusted to your needs such as setting the quality and many other options.
Powerful API
Our API allows custom integrations with your app. You pay only for what you actually use, and there are huge discounts for high-volume customers. We provide a lot of handy features such as full Amazon S3 integration. Check out the CloudConvert API.