Best subscription flexibility tools in 2025

Kill Bill

Open-source billing and payment management for businesses of all sizes.

Chatgpt4o

Real-time question answering with multimodal input support.

EasyChat AI

Refined chat interface for smooth AI conversations on Windows.

The AI Times

Monthly updates on artificial intelligence news and insights.

Snaptobook

Manage receipts and invoices all in one place effortlessly.

Nevermined

Decentralized payment protocol for AI transactions and commerce.

DomainHunt

Fast and secure payment management for online gaming.

Metering.ai

Automated billing and usage tracking for businesses.

Summaletter

Organizes and summarizes newsletter subscriptions into concise updates.

Bagisto

Free open-source eCommerce solution for online stores.