Useful sites, honest ads
Every site in the network does one job well: a calculator people come back to, and guides that explain the numbers. No pop-ups, no tracking cookies, and every ad is labelled.
Want your business on these pages? See the rates - pick the sites and weeks, and we review every ad before it runs.
The sites
Aurora Odds
Live Kp index from NOAA, a plain-English guide to what it means for where you live, and how to photograph the aurora with a phone.
Bitrate Bench
A bitrate calculator for your real upload speed, plus plain guides to keyframes, encoders and clean overlays for new streamers.
Desk Hours
Work out which tasks are worth automating, write prompts that get usable work, and know what not to hand over.
PolyBudget
Texture-memory and triangle calculators, export checklists and licence explainers for small game teams.
PourMath
Free calculators and plain guides for people who pour candles: wax, fragrance, wicks and what to charge.
Seller Math
A free Etsy fee and profit calculator, plus straight answers about fees, margins and pricing for small shops.