TrackTime is available in two different version: free and professional.

Customer details tick tick
Project management tick tick
Manage access details for every project (FTP, database etc. etc.) tick tick
Project custom fields tick tick
Project attachments tick tick
Visual help for deadlines tick tick
Built-in timer tick tick
Customer hour-stack tick tick
Remote log of activities from customer site error tick
Extension repository error tick
Single-use download link for extensions error tick
Frontend customer access error tick
Invoice system error tick
Akeeba Subscriptions plugin error tick
Template system for reports / invoices/ emails error tick
Agenda error tick
Correspondence management (cost estimates, letterhead etc. etc.) error tick
Frontend access to manage activities error tick
Send activity report to customers error tick
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