Heard vs MySpec

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

Heard compared with MySpec
Detail	Heard	MySpec
What it does	The voice layer for coding agents	AI Senior Architect for Spec-Driven Development that generates 4-file spec bundles before you write code
Stage	Not given	MVP
Founded	Not given	Not given
Based in	US	SG
Pricing model	Freemium	Freemium
Pricing	Free: $0/month (open source with local voices). Pro: $12/month or $144/year (managed voices and spoken recaps). Power: $24/month or $288/year (adds voice input and iPhone companion). Every download includes a free 14-day Power trial with no card required.	Free: 20 projects, 100 spec files, 20 public share links per month. Pro: 5× AI usage limit, 100 projects, unlimited specs. Team: 10× AI usage limit per seat (2 seats minimum), unlimited projects and specs.
Key features	Spoken updates from Claude Code and Codex Three listening modes: Co-pilot, Companion and Focus Spoken recaps of agent work Voice dictation with right Command key Hey Parrot voice assistant iPhone companion app for listening and replying Follow multiple agent sessions at once Open source engine with local voices Works with any terminal including iTerm2 and tmux Up to 2M characters of narration daily on Power plan	4-file spec bundle generation (constitution, requirements, solution, tasks) Structured interview to clarify scope and edge cases Live Mermaid diagram rendering ZIP export of spec bundle MCP Server integration for IDE agents Greenfield and Brownfield workflow support EARS+ acceptance criteria format Versioned diffs for spec refinement Team collaboration and shared projects Plain-English edits in chat
What makes it different	Works without watching your screen—lets you stay informed while focused on other tasks All code and transcripts stay on your Mac; nothing is used to train models Listen and respond to agents from your iPhone via companion app Open source engine available under Apache 2.0 license Supports multiple coding agents with one interface	Replaces vague prompts with immutable 4-file architectural contracts to prevent AI hallucinations Senior Architect interview catches edge cases before coding begins Supports both Greenfield and Brownfield project workflows
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)	6 −1 (down) since last check	22 no change since last check
Trust Flow (Majestic)	3	11
Citation Flow (Majestic)	30	27
Referring domains (Majestic)	101	100

6 details filled in for both companies.

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