Notion Ultimate Subscription System - This template is designed to help you keep track of your subscriptions, get reminders before the renewal date, see a timeline for your subscriptions, and convert the currency of any subscription to your desired currency.

Subs - Fair social network owned by its content creators

Socketkit - Subscription & review analytics for iOS

SubscriptionFlow - Subscriptionflow is offering Subscription Billing and Subscription Management Software 2019 designed to deliver unrivaled results to companies worldwide.

Rainex - Rainex is a 30 min-to-set-up billing and subscription management platform. Rainex consolidates subscription management, billing, and customer operations, handling everything from single payments to credit notes and discounts.

appfigures - Cross-platform app store analytics for all of your mobile apps.