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PromptLabster vs Sealis

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

PromptLabster compared with Sealis
DetailPromptLabster logo PromptLabsterSealis logo Sealis
What it doesResearch-backed prompting techniques from arXiv, rated for practical value Your voice, kept yours, wherever AI writes or speaks for you
StageNot given Not given
FoundedNot given Not given
Based inNot given AU
Pricing modelFreemium Freemium
PricingNot given Free: A$0/month with 10 rewrites per month and 1 voice. Pro: A$11.99/month with 150 rewrites per month (currently on waitlist). Studio: A$34.99/month for up to 5 clients, each with their own voice, 300 rewrites per month, and client approval pages.
Key features
  • 715 published prompting techniques scored 80+ for practical value
  • Scores based on practitioner applicability, evidence strength, effect size, and novelty
  • Copy-paste prompts for ChatGPT, Claude, and Gemini
  • Links to original arXiv papers for every technique
  • Weekly newsletter with top techniques every Sunday
  • Four views per technique: breakdown, plain language, digest, and role-based guides
  • Browsable catalog organized by technique type and publication month
  • No account required to access all pages and techniques
  • Lab score range 80-97 indicates technique quality and applicability
  • Rewrite drafts in your voice while keeping facts, numbers and dates unchanged
  • Measure drafts for stock phrases, rhythm, word choice and punctuation
  • Save and learn from your writing style with every correction
  • Studio: save a voice per client with approval pages
  • Free Score tool with no signup required
What makes it different
  • Transparent scoring methodology with links to original papers for verification
  • Techniques tested across multiple models and use cases to confirm practical transferability
  • Automatically flags when rewrites drop or add numbers, dates or names without user approval
  • Learns from your corrections to improve rewrites over time
  • Preserves formality level and register while removing template phrases
  • Works across text, audio and visual formats with consistent voice
  • Built on published research and test results
Community votes00
DR (Domain Rating by Ahrefs)7 +1 (up) since last check1 no change since last check
Trust Flow (Majestic)63
Citation Flow (Majestic)1720
Referring domains (Majestic)46

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