ChatGPT
Chatbots & Assistants
OpenAI's all-round assistant for writing, images, research, voice chat, agents and study help.
Freemium
Polar
Coding & DevFreemium
About
Polar is a merchant-of-record payments platform built for devs: sell SaaS subscriptions, license keys, downloads and sponsorships, with tax handled for you.
Key features
Subscriptions and one-time products
License keys and downloads
Handles global sales tax
Open source
Best for
Indie devs selling appsCreators selling digital files
Pricing & plans
Free and paid options may be available. Check the official website for current prices.
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