What are some alternatives?
When comparing Altospam and Spamihilator, you can also consider the following products
RansomFree - Protect your PC from ransomware with multiple detection methods.
Mailwasher - Over 8 million people use MailWasher as their spam filter
CryptoPrevent - CryptoPrevent is an Anti-Virus/Security Software Supplement, originally designed in late 2013.
Spam Reader - Spam Reader is a free anti-spam add-on for Microsoft Outlook.
SpamSieve - Save time by adding powerful spam filtering to the e-mail client on your Mac.
Bitdefender Anti-Ransomware - Bitdefender anti-malware researchers have released a new vaccine tool which can protect against known and possible future versions of the CTB-Locker, Locky and TeslaCrypt crypto ransomware families by exploiting flaws in their spreading methods.