KOPY vs Diffsift

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

KOPY compared with Diffsift
Detail	KOPY	Diffsift
What it does	AI keyboard for iPhone that generates perfect replies in seconds	AI code review that runs locally on your machine
Stage	Startup	Not given
Founded	2026	Not given
Based in	US	GB
Pricing model	Freemium	Paid
Pricing	KOPY Pro: $10.00/month billed annually (all 4 modes, all 10 reply tones, 1,000 replies per month, personalization profiles, custom modes and tones). Own Key: $12.99 one-time purchase (all 4 modes, all 10 reply tones, use your own OpenAI key, no monthly fees).	Personal: $59 (one-time). Team: $119 per seat (minimum 2 seats, one-time). Renewal: 50% of original price ($29 personal / $59 per team seat) for 12 months of updates.
Key features	Four reply modes: Social, Work, Dating, and Insight 10 reply tones including Agree, Disagree, Funny, Insight, Neutral, Rizz, Spicy, Question, Continue, and Professional Works in any iOS app with a text field including WhatsApp, iMessage, Tinder, Gmail, Slack, and more Privacy-first with no message storage Personalization profiles Custom modes and tones 1,000 replies per month with KOPY Pro Bring Your Own Key option to use personal OpenAI API key	Proactive review inbox with Windows notifications Multi-pass review for large PRs Evidence-linked findings Review profiles for different focus areas Review history stored locally Supports local and external model providers Azure DevOps and GitHub integration Encrypted credential storage Offline license activation
What makes it different	Native iOS keyboard that works in every app without switching or copy-pasting Replies that sound natural and match the user's voice, not robotic Context-aware replies that adapt to conversation, platform, and relationship Privacy by default with no message logging or storage Option to use your own OpenAI API key to avoid monthly subscription fees	No code leaves your machine by default with local models One-time purchase with perpetual fallback license First-class Azure DevOps support No telemetry or vendor lock-in Tested with real models at actual performance speeds
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)	10 no change since last check	Not checked yet no change since last check
Trust Flow (Majestic)	6	0
Citation Flow (Majestic)	21	14
Referring domains (Majestic)	26	2

6 details filled in for both companies.

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