ewido 4.0 is changing To AVG Anti-Spyware 7.5. Have a look here and here. When you get it, it's the same as ewido ~ the full version for 30 days, then you either pay up or it reverts to the more limited free version. From the AVG forum:
ewido anti-spyware 4.0 will now continue under the new product name AVG Anti-Spyware 7.5. AVG Anti-Spyware 7.5 contains the same ewido technology, but with some further enhanced features:
Highly improved cleaning Lower resource usage Additional languages supported