Head over to cloudhq.net

NOTE: The acceptable mapping in Evernote and OneNote would be:

• Evernote <> OneNote
• Evernote stacks and notebooks <> OneNote notebooks
• Evernote/stacks and notebooks/notebook <> OneNote/notebook/section
  where Evernote notebook is mapped to OneNote section

Here are short instructions on how to setup two-way synchronization between notebooks in Evernote and OneNote

1. Start synchronization wizard to sync two cloud accounts
2. Click on Evernote icon
   
3. Select one of already configured Evernote account or click “Add Evernote” to add a new Evernote account
   
4. If you click on “Add Evernote” you will be forwarded to authorize cloudHQ to access account
   
5. Select notebook you want to sync or click “Create Notebook” if you want to create a new one
   
6. Click on OneNote icon

   

7. Select one of already configured OneNote account or add a new OneNote account

   

8. If you click on “Add OneNote ” you will be forwarded to sign-in Microsoft to authorize cloudHQ to access account
   
   
9. Select OneNote notebook you want to sync or click “Create folder” for a new one
   
10. Choose Options and synchronization starts automatically
    
11. Synchronization status will display after initial synchronization
12. Synchronization will start – Here is How to Monitor Status of Sync
13. An email will confirm success of initial synchronization

Now as you can see, this site is a one stop solution to sync clouds. Happy syncing:)