This Import solution is originally created for own use. I needed an import tool that could make use of a product feed from an URL, then change the imported fields before import. Also I needed it to be able to run automatically, so I wouldn't have to run the import manually.

Features - Feeds:

File Upload
URL
FTP
File System
XML
CSV
Zipped files
Authentication
Download remote images

Features - Field editing - numbers:

Multiply
Percentage
Add
Add field to another field

Features - Field editing - text:

Replace text
Append text
Prepend text
Remove text

Features - Field editing - Fields:

Split field on character
Clone Field
Add custom field

Features - Column to Field mapping:

Map ANY column to ANY Field

Features - import:

Skip or add new products
Skip or update existing products
Delete, disable, set quantity to zero or ignore products in store but not in file

Features - settings:

Save settings in profiles
Unlimited profiles
Run profile by cronjob
Import in stages
Import only X products

12 months FREE support included. Installation and configuration service available.