A Call Accounting System which is compatible with any PBX. The call detail record (CDR) can be programmed after installation and multiple CDR format can be used at the same time. This is an Award-Winning Call Accounting System and Hotel Management System. It is Free for small customer who has equal or less than 14 Extensions or Hotel with less than 6 Rooms.

Pabx Billing System and Hotel Management Features
Compatible with any PBX. The call detail record (CDR) format can be re-programmed after installation to matches the particular CDR format which your PBX is sending out.
Online captures CDR via RS232 port as traditional Pbx billing software or via IP interface (both Server or Client modes). Beside directly communicating with Pbx via serial interface or IP interface, the software is able to scan a log folder which CDR will be saved here by other software (this option often be used for customer to evaluate this software, if they already have another billing software running).
Supports any call charge scheme and multiple call charge schemes (one per each telephone service provider). Service charge including surcharge and flat charge can be based on calling party or called party.
Supports scheduled call charge rate, which will be applied at given point of time.
Supports multiple currencies and automatically exchange the currency if needed.
Supports billing for not only normal Outgoing calls, but also the calls made by using Prepaid Card and Incoming calls.
Exports/imports interface for CDR, Billing connector for other application to retrieve telephone charge information for other purpose (fore example, your own accounting system can online retrieve telephone charge from the billing connector).
54 Telephone bills for Pbx Billing feature. You can sort, filter, layout in many different ways or schedule to automatically make and send bill via email. There are detail and summary telephone bills. Detail telephone bills are needed for the owner of office building, telephone reseller...Summary telephone bills are needed for internal cost allocation.
You can set different color for each call on the bill according to the CallType it belongs to or set bold if its duration/price is over the call duration/price threshold.
Telephone bill can be based on Extension or Account Code for traditional Pbx billing system, or based on Source IP for VOIP gateway.
Alert authorized person via email right after receiving any call, which is longer than a given period of time, or call charge is much more than a given amount of money.
12 bills for Hotels. Support Hotel functions via RoomRack (Room is row, Date is column). Check-in/Check-out/Change-room can be done very easy by using the mouse to select the cells on RoomRack. Only one bill for guest including the room sub-bill, telephone sub-bill and other kind of service sub-bill.
The layout of telephone bill can be customized in many different ways.
Supports networking - you can online monitor the call charge or make the telephone bill from any PC over your network.
Detailed User Manual and Sale Brochure in English and Vietnamese.
Online context-sensitive help, document in detail.
High availability, safety. The CDR received from Pbx will be saved to text-based log file first, then be processed. The processed CDRs and other information is stored in database (Ms Access, Ms SQL Server or MySQL).
Supports Unicode. You can redefine your local language for caption/text on form and on the telephone bill. For example, you can have the telephone bill using your own language.