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MySpec vs Sayful

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

MySpec compared with Sayful
DetailMySpec logo MySpecSayful logo Sayful
What it doesAI Senior Architect for Spec-Driven Development that generates 4-file spec bundles before you write code AI dictation and keyboard layout fixer for Mac and Windows
StageMVP Not given
FoundedNot given Not given
Based inSG UA
Pricing modelFreemium Freemium
PricingFree: 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. Free: $0 (3,000 cloud AI words weekly). Pro: $12/month (no weekly limits on cloud AI, unlimited Notes boards, share boards with unlimited people). Tax included, billed in USD, renews monthly.
Key features
  • 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
  • AI dictation in 99 languages
  • Instant keyboard layout fixing for 50+ languages
  • Notes boards with board assistant
  • Custom AI transforms for text rewriting
  • Screen text grabbing (OCR)
  • Read text aloud with natural voice
  • Text translation to current keyboard language
  • Typing trainer with lessons and timed tests
  • Personal dictionary for names and terms
  • Spoken shortcuts via snippets
What makes it different
  • 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
  • Works in any application at your cursor without requiring account or special integration
  • Automatic keyboard layout fixing runs entirely locally on your device with no quota
  • Speaks at 150 wpm versus typical typing at 45 wpm, multiplying productivity
  • End-to-end encryption of dictation history and Notes boards with keys in your Keychain
  • No analytics tracking on dictation or typing content
Free planNot given Not given
Open sourceNot given Not given
PlatformsNot given Not given
Public APINot given Not given
Community votes00
DR (Domain Rating by Ahrefs)22 +1 (up) since last checkNot checked yet no change since last check
Trust Flow (Majestic)112
Citation Flow (Majestic)2715
Referring domains (Majestic)1005

6 details filled in for both companies.

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