KilowattKit
Free home energy calculators — no signup needed
What it does
KilowattKit offers 29 free home energy calculators for electricity bills, solar payback, EV charging, and appliances. Powered by official data from EIA, Ofgem, and AER. Every formula shown, every source cited. No email or signup required. Works for US, UK, Canada & Australia.
Does the same job
all alternatives →
EcoEnergyCalcJun 2026 · ecoenergycalc.com · ▲2Free energy & carbon footprint calculators. No signup.
Snap Tool SuiteJun 2026 · snaptoolsuite.com · ▲3300+ free calculators & tools — no signup, no paywall
Global Energy Calc12d ago · proenergysaver.app · ▲1Free home electricity cost & energy bill estimator
More work this month
the category →
The app store for voice native apps that lives in your notch
Work · 28d ago · voiceos.com
Mac-native app for screenshots, recordings and collaboration
Work · 5d ago · cleanshot.com
Launched alongside, May 2026
the whole month →
Parallel agents, diff reviewer, and multi-model comparisons
Dev tools · May 2026 · kilo.ai
- NW
Hey HN, Henry here from Cactus. We open-sourced Needle, a 26M parameter function-calling (tool use) model. It runs at 6000 tok/s prefill and 1200 tok/s decode on consumer devices. We were always frustrated by the little effort made towards building agentic models that run on budget phones, so we conducted investigations that led to an observation: agentic experiences are built upon tool calling, and massive models are overkill for it. Tool calling is fundamentally retrieval-and-assembly (match query to tool name, extract argument values, emit JSON), not reasoning. Cross-attention…
Life & fun · May 2026 · github.com
- FM
Dev tools · May 2026 · github.com