The world's most advanced
addition platform.
ADDR is enterprise-grade, AI-powered, blockchain-secured, quantum-verified infrastructure for performing one operation with total conviction: A + B.
Trusted by teams who take addition seriously
Eight stages. One sum.
Every addition is escorted through our proprietary computational pipeline. Nothing is left to chance.
Numbers that look important.
Meaning remains unclear. Value is self-evident.
Everything you need to add two numbers.
And an extraordinary amount you don't. ADDR is a complete addition ecosystem across iPhone, Apple Watch, and your Home Screen.
The 8-Stage Pipeline
Every sum is escorted through Number Authentication, AI Review, Risk Analysis, Compliance, Blockchain, Quantum Simulation, Peer Review, and Result Generation.
NumberGPT Commentary
Our proprietary large number model delivers confident, board-ready analysis of your addition — plus a rare easter egg or two for the numerically blessed.
Readiness Dashboard
Track your Addition Readiness Score, Numerical Impact Index, weekly velocity, and global rank. Metrics that look important. Meaning remains unclear.
Streaks & Achievements
Add daily to keep your streak alive. Unlock 25 achievements, from First Addition to Principal Addition Architect — plus a few you'll have to discover.
The Daily Addition
Everyone in the world gets the same two numbers each day. Solve it, keep a daily streak, and see where you land on the day's leaderboard.
The Community Feed
Instagram, but for addition. Post your sums, collect Likes, Celebrates, Validates, and Peer Reviews. Climb the leaderboards.
Ask Siri
"Hey Siri, add two numbers with ADDR." Your sum is computed with full ceremony and read back with appropriately serious commentary. Recent sums appear in Spotlight.
Live on the Dynamic Island
Watch all eight pipeline stages advance in real time in the Dynamic Island and on your Lock Screen while your addition is processed.
Watch & Widgets
Add from your wrist with the Apple Watch app and its streak & readiness complications, or keep your stats live on your Home and Lock Screen. Tap any widget to jump straight in.
Choose your tier of addition.
Free
- The full 8-stage addition pipeline
- NumberGPT commentary & easter eggs
- Daily Addition, streaks & achievements
- Community feed, Watch app & widgets
ADDR Pro
- A gold PRO badge on your profile & posts
- Premium accent themes
- Reflective gold confetti
- Pro-only stats & alternate app icons
- One-time purchase. Yours forever. No subscription.
Enterprise
- SOC2 Addition Compliance
- SSO & Audit Logs
- Team Addition Workspace
- Dedicated Success Manager
- Enterprise SLA
Not a real product. The Enterprise tier exists inside the app purely as a joke — there is nothing to actually buy here. Trusted by zero of the Fortune 500. For now.
ADDR Pro is a single one-time in-app purchase. There are no subscriptions. Addition itself is, and always will be, free and correct.
Add with confidence.
The most overengineered calculator ever built. Free on iPhone & Apple Watch, with a one-time $3.99 Pro unlock.
