Zizeg vs Idus

A side-by-side comparison built from both listings. Blank cells mean the company has not given that detail; we never guess.

Zizeg compared with Idus
Detail	Zizeg	Idus
What it does	Preview and Source. Both editable.	Tasks, projects, notes, group chat and AI assistant in one calm place
Stage	Established	Not given
Founded	Not given	Not given
Based in	US	Not given
Pricing model	Freemium	Not given
Pricing	Free to view. Editing and export unlocked with lifetime purchase ($14.99 USD) or subscription options: 12 months ($9.99) or 3 months ($2.99). Subscriptions include 7-day free trial.	Free on phone with unlimited projects, tasks and notes. Paid plan: $5/month or $48/year (with 20% yearly discount equivalent to $4/month), includes 7 free trial days.
Key features	Edit rendered Preview and Markdown Source with full editing capability Side-by-side and separate view modes Undo, Find, and autosave Light and dark themes Image asset management with portable embedding Remote image blocking and content safety HTML and PDF export with remote asset control Table of contents and row number navigation	Unlimited projects, tasks and notes on free plan Projects with steps and color-coded urgency rings Unified calendar view of all deadlines Notes with formatting, checklists and tables Group chat within projects with file sharing AI assistant for planning, writing and summarizing Six theme options including dark and greyscale modes Sync across phone and web devices
What makes it different	Preview and Source both fully editable as first-class editing surfaces Works with plain .md files on disk, no vault or proprietary format Native Mac conventions and independent typography per view Designed for AI-generated Markdown workflows	Free app includes almost every feature with no time limit or card required Chat and file sharing integrated directly within projects AI assistant that modifies existing content rather than just suggesting changes Notebooks with physical book appearance and A4 PDF export format
Free plan	Not given	Not given
Open source	Not given	Not given
Platforms	Not given	Not given
Public API	Not given	Not given
Community votes	0	0
DR (Domain Rating by Ahrefs)	Not checked yet no change since last check	Not checked yet no change since last check
Trust Flow (Majestic)	10	1
Citation Flow (Majestic)	17	18
Referring domains (Majestic)	11	7

4 details filled in for both companies.

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