Peersonic now provides SonoBat 4-UK. for viewing, analysing and auto-classifying (to species level) echolocation calls of UK bat species.  SonoBat Live can also be used in the field for real-time classification, and this is included in the licence.

Sonobat operates on full spectrum ( wav at high sample rate ) files, to analyse and identify bats without collapsing the data to lossy zero corssing formats.

Myobec in noise Clssfn callouts

The results are state of the art in terms of low false positive recognitions.

Myobra classified

SonoBat 4-UK operates with calls recorded via any make of bat sound recorder,  and naturally including the Peersonic RPA3. It is focussed on reducing false positive results on multiple bat passes, but the decision threshold is adjustable so surveys that are less discriminatory can report bats with a looser decision threshold if wanted.

SonoBat 4 -UK has been qualified using over 30,000, verified calls from known bat species, all recorded within the UK or Eire. The opening picture shows classification work in process on fully identifed bat, hand released , but allowed to settle into a natural call sequence.

In short, Sonobat4 UK, gives the best recognition results per species of UK bats.

It is fast.

There are many attributes included that make documentation of recordings highly dependable for reports and critique.

Sonobat-UK can be purchased from Peersonic. Please use the contact page to make your purchase.


£320 inc. VAT annual for three years, after which the licence is perpetual.

£880 inc. VAT for an upfront perpetual licence.

The software is supplied for single user installation onto both laptop and desktop equipment for ease of use.

Where to Purchase

Sonobat-UK may be purchased direct from Peersonic, please use the enquiry form, phone or email.
There is also more general technical information about Sonobat on the USA site.