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Email newsletters and welcome flows that build customer profiles

Scientific expressions with variables and numerical calculus

PDF reading, forms, and annotations on mobile devices

Fill, sign, and assemble PDFs from several input routes

Edit and convert PDFs with a small monthly free export allowance

Free multi-agent framework for autonomous software development

Family schedules and shared household lists in one organiser

Fill missing words in sentences and review them over time.

Reusable PDF forms and multi-signer document workflows

Online PDF forms, editing, and signature requests

Windows PDF editing organized into four task modes

One API endpoint for many AI models, with automatic fallbacks.