10. Tax Slayer (Rating 7.4/10)
While it’s a bit unknown to many, Tax Slayer has been around since 1980, making it one of the very first tax-filing software packages. Tax Slayer has a simple, easy-to-use interface; it guides you through a couple interview questions to help determine the forms that you might need. Tax Slayer gives a 50% discount to all active duty military personnel. The Classic Edition, which is for beginners and basic users, costs around $9.95, while the Premium Edition, which has more complete bundles, costs $29.95.