Downloading BumBer 1.3 from the developer's website was possible when we last checked. We cannot confirm if there is a free download of this software available.
According to the results of the Google Safe Browsing check, the developer's site is safe. Despite this, we recommend checking the downloaded files with any free antivirus software. BumBer lies within Multimedia Tools, more precisely Music Production. The actual developer of the free program is BeatAssist.
From the developer:
Bumber is a synthesizer and sampler designed for your own BassDrum creations. You may use it´s built-in signal to achieve phat bassdrums or any kind of 16-bit or 24-bit WAV samples. The program has a writeable pitch control of -3/ 3 octaves for samples and -1/ 1 octaves for the signal source.
You may want to check out more software, such as BumBer Deluxe, which might be related to BumBer.