EssentialPIM is recommended for individuals, freelancers, and small businesses seeking a centralized and efficient tool for managing various types of information. It is especially beneficial for those who prefer an all-in-one application to keep track of meetings, tasks, contacts, and emails without needing multiple separate apps.
Optimizely is a lower cost entry tool for anyone looking to do website testing. While their pricing structure has changed over the years it still is a pretty cost effective solution. It is easy to get tests up and running within 5 minutes once you have code placed on your site.
I love the drag and drop features of Optimizely. It makes it very easy to make simple changes to do landing page testing for my paid search campaigns. It also frees up dev time for our web team. Also, The findings from Optimizely tests are so valuable for an end customer experience.
Todo.txt - Track your tasks and projects in a plain text file, todo.txt. A todo.
VWO - Use VWO to tweak, optimize & personalize your website with minimal IT help.
Task Coach - Task Coach is a simple open source todo manager to keep track of personal tasks and todo lists.
AB Tasty - AB Tasty is an all-inclusive platform for conversion rate optimization, personalization, customer activation, and testing.
CherryTree - A hierarchical note taking application, featuring rich text and syntax highlighting, storing data in a single xml or sqlite file.
Google Analytics - Improve your website to increase conversions, improve the user experience, and make more money using Google Analytics. Measure, understand and quantify engagement on your site with customized and in-depth reports.