Smart Calculator

Your life in 100+ free online calculators

Smart Calculator launched on March 27, 2026. The site was not reachable when checked in September 2026.

What it does

Access hundreds of free online calculators for finance, health, math, physics, and more. Fast, accurate, and easy-to-use calculation tools.

acalculator.online2025 · acalculator.online · ▲18
Free and reliable calculators
CalculatorsKit2025 · calculatorskit.net · ▲6
Free online calculators for math, finance, health & more
Calculator2025 · solveme.net · ▲9
Smart, fast & free calculators for everything you need
All Online Calculator2025 · ▲6
All in one online calculator
Calcfind2025 · ▲7
Free online calculator for math, health, finance & more
YourSmartCalculator2025 · yoursmartcalculator.com · ▲1
Smart calculators for everyday use

SimCity, but with Permits▲919
A free city-building game in your browser. You are the mayor. You know what the city needs. Now get it past the zoning board, the neighbors, the appeals court and the next election.
Life & fun · 2d ago · permit.petercai.com
IV
I've been paying for a rural Tanzanian's education for 10 years▲778
Life & fun · 14d ago · tanzaniaeducationproject.org
Bigwords.page – Turn any screen into a sign. The URL is the app▲728
Turn a phone, tablet or TV into a sign. Type a message and it fills the screen: welcome signs, timers, Wi-Fi passwords and more. No app, no account, free.
Life & fun · 15d ago · bigwords.page
Guitoro, a virtual guitar you strum with your keyboard▲573
Play a free virtual guitar online with your keyboard or by touch. Slow songs down and see every chord, string and strum. Acoustic, classic, electric and bass.
Life & fun · 9d ago · guitoro.com
See *almost* any carriers phone settings▲432
Carrier settings from iPhone, Pixel and Galaxy firmware, decoded and compared: APNs, VoLTE, 5G and Wi-Fi Calling per carrier, and what each build changed.
Life & fun · 13d ago · carrierexplode.com
The whole Solar System and every tracked satellite, live in the browser▲407
Life & fun · 23d ago · space.bl2.net

Lightfield▲901
AI-native CRM that builds itself and does work for you
AI · Mar 2026 · lightfield.app
Tobira.ai▲728
A network where AI agents find deals for their humans
AI · Mar 2026 · tobira.ai
Claude Import Memory▲716
Switch from ChatGPT to Claude with import memory feature
AI · Mar 2026 · claude.com
Littlebird▲709
Littlebird remembers everything across your meetings, messages, docs, and apps, then takes action so you can recall any detail and never lose context.
AI · Mar 2026 · littlebird.ai
Viktor.com▲702
Your AI Coworker that proactively executes tasks
AI · Mar 2026 · viktor.com
Jupid▲659
File your taxes with Claude Code
Commerce · Mar 2026 · jupid.com