| Features | Standard | Professional | Multi-Channel |
|---|---|---|---|
| Number of channels | 1 | 1 | 32 |
| Sound activated recorder |  | | |
| System wide hotkeys | | | |
| Recording scheduler | | | |
| Stealth functionality | | | |
| Auto delete old recordings | | | |
| Execute external program | | | |
| Frequency analyzer | | | |
| Noise level logger | | | |
| Automatic gain control | | | |
| Manually send voice mail | | ||
| Noise cancellation | | | |
| MP3 and WAV support | | | |
| Dual file format save | | | |
| Plugin manager | | |
|
| Run as service | | |
|
| Sound editor | | |
|
| File encryption | | | |
| FTP upload | | | |
| FTP SSL support | | |
|
| FTP queued upload | | |
|
| Send mail with attachment | | | |
| Send mail queued | | |
|
| Zip recording with password | | |
|
| PGP encrypt recording | | |
|
| Change of file attributes (encryption, hidden, readonly) | | |
|
| Dropbox upload | | |
|
| Queued network file copy | | |
|
| Secure file delete | | |
|
| Normalize recording volume | | |
|
| File rename function | | |
|
| Tone triggering | | |
|
| Remote monitor compatible | | |
|
| Active hours | | |
|
| Record left or right mono channel | | |
|
| FLAC audio encoding | | |
|
| Data integrity plugin | | |
|
| MQTT Messaging | | |
|
| Speech to text transcribing | | |
