Jira may be extremely sluggish and require a large amount of memory on the client side.
Service Fusion - Service Fusion is an all-in-one field service management software that offers a wide range of useful features such as time tracking, reporting, inventory management, invoicing and payments, etc.
Trello - Infinitely flexible. Incredibly easy to use. Great mobile apps. It's free. Trello keeps track of everything, from the big picture to the minute details.
TimeHero - TimeHero is a productivity tool that tells team exactly when to work on tasks and gives predictive data and intelligent suggestions.
Asana - Asana project management is an effort to re-imagine how we work together, through modern productivity software. Fast and versatile, Asana helps individuals and groups get more done.
Case Camp - CaseCamp is a free web-based online project management software.
Wrike - Wrike is a flexible, scalable, and easy-to-use collaborative work management software that helps high-performance teams organize and accomplish their work. Try it now.