ChargeOver - ChargeOver automates recurring billing, subscription billing, & payment acceptance. A SaaS that integrates with Xero, Quickbooks, & has an API. Free trial.

Rocket Money - Find your paid subscriptions and cancel with one click

fusebill - Fusebill is the leading recurring billing and subscription management software for businesses. Try Fusebill for subscription billing made easy!

Mint - Free personal finance software to assist you to manage your money, financial planning, and budget planning tools. Achieve your financial goals with Mint.

MinuteDock - Web-based time tracking software designed to integrate with the Xero accounting package.

Trim - Manage and cancel your paid subscriptions