Alterable™ vs CodeOutbox

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

Alterable™ compared with CodeOutbox
Detail	Alterable™	CodeOutbox
What it does	Dynamic Email Content & Real-Time Personalization	Email marketing for developers. Paste a form, no backend, write in Markdown, run from your coding agent.
Stage	Growing	Not given
Founded	Not given	Not given
Based in	Not given	Not given
Pricing model	Not given	Freemium
Pricing	Free plan (Engage) with 10,000 impressions/month; Pro at $49/month with 500,000 impressions/month; Scale at $199/month with 2,500,000 impressions/month. About 15% discount on annual billing.	Not given
Key features	Countdown timers that tick in real time Dynamic images personalized at open-time Dynamic product picks per recipient Local maps drawn for each reader's city One-click surveys answered in the inbox Scratch cards that reveal prizes Animated slideshows in one GIF REST API for automation MCP server for AI assistants	Write campaigns in Markdown files Run broadcasts from coding agent over MCP Double opt-in on by default Automatic domain authentication with DNS setup Export subscriber data to CSV or JSON Lists and campaigns stored as repository files 30-day money-back guarantee on paid plans SPF, DKIM, DMARC authentication One-click unsubscribe and bounce suppression
What makes it different	Content redraws at every open, not just when sent No impact on email deliverability Location personalization from existing ESP data All seven elements on every plan including free tier	Developer-first workflow with no dashboard required—set up forms, manage lists, and send campaigns entirely from your coding agent and repository More subscribers at lower entry price than competitors: 3,000 subscribers at $9/mo vs Mailchimp ~$13 for 500 or Kit ~$25 for 1,000 Completely free tier with 100 subscribers and no credit card or trial clock Version-controlled campaigns as Markdown files reviewed in pull requests Open source platform with no backend infrastructure to maintain
Community votes	0	0
DR (Domain Rating by Ahrefs)	25 +2 (up) since last check	Not checked yet no change since last check
Trust Flow (Majestic)	22	0
Citation Flow (Majestic)	34	0
Referring domains (Majestic)	183	0

3 details filled in for both companies.

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