Trouble Ticketing Software

Job ID: 33330422

Budget: $30 – $250 USD

I need Software for tracking customer issues (Trouble ticket system) for my company.
Required features
1) Auto email on issue submit, resolve.
2) SMS integration for issue submit, issue resolve.
3) Live chat plugin for my website.
4) Mobile APP for monitoring, assigning, resolving issues.
Open source is warmly welcomed as I am tight on budget.
5) Filterable reports through date range, customer, issue type, etc
6) (Optional) WhatsApp integration
Related categories: PHP Web Hosting Open Source API Integration